FLEXIBLE URETEROSCOPY WITH THE DIGITAL URETEROSCOPE … · 4 Flexible Ureteroscopy with the Digital Ureteroscope Flex Xc Flexible Ureteroscopy with the Digital Ureteroscope Flex X

Michael GRASSO, III Demetrius H. BAGLEY

FLEXIBLE URETEROSCOPY WITH THE DIGITAL URETEROSCOPE FLEX XC

2nd Edition

®

Flexible Ureteroscopy WitH tHe Digital Ureteroscope Flex xc

2nd edition

Michael grasso, iii, MD1 Demetrius H. bagley, MD2

1| professor and Vice chairman Department of Urology

New york Medical college, Valhalla, Ny2| Nathan lewis Hatfield professor of Urology

professor of radiology Department of Urology

sidney Kimmel Medical college thomas Jefferson University, philadelphia, pa

®

Flexible Ureteroscopy with the Digital Ureteroscope Flex Xc4

Flexible Ureteroscopy with the Digital Ureteroscope Flex Xc

2nd Edition

Michael Grasso, III, MD1 Demetrius H. Bagley, MD2

1 | Professor and Vice Chairman Department of Urology New York Medical College, Valhalla, NY

2 |NathanLewisHatfieldProfessorofUrology Professor of Radiology Department of Urology Sidney Kimmel Medical College Thomas Jefferson University, Philadelphia, PA

Correspondence address of the author: Demetrius H. Bagley, MD TheNathanLewisHatfieldProfessorofUrology Professor of Radiology Department of Urology Sidney Kimmel Medical College Thomas Jefferson University 1015 Walnut Street, Suite 1108 Philadelphia, PA 19107, U.S.A. Phone: +1 215 955-2662

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Flexible Ureteroscopy with the Digital Ureteroscope Flex Xc 5

Table of Contents

1 Introduction . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 71.1 Features . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 71.2 TipDeflection . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 81.3 Protecting the Working Channel . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 9

2 Use of the Flexible Ureteroscope . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 102.1 General . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 102.2 Passing Working Instruments . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 102.3 Irrigation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 112.4 Flexible Ureteroscopic Access . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 122.5 DifficultAccess . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 142.6 Safety Wire . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 142.7 Fluoroscopy . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 152.8 Instruments for Ureteroscopic Procedures . . . . . . . . . . . . . . . . . . . . . 16

3 Range of Applications . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 173.1 Calculi . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 173.2 Diagnostic Procedures . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 20

Gross Unilateral Hematuria . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 20Filling Defects . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 20

3.3 Treatment of Upper-Tract Neoplasms . . . . . . . . . . . . . . . . . . . . . . . . . 223.4 Incisional Procedures . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 24

Endopyelotomy . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 24Ureterotomy . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 24Intrarenal Incision . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 24

4 Other Applications . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 254.1 Above-and-Below Technique, Ureteroscopic-Assited PCN,

Antegrade Ureteroscopy, and Combined Simultaneous URS . . . . . . . 254.2 Biliary . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 254.3 Pediatric Endoscopy . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 25

Ureteroscopy . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 25Cystoscopy . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 25

5 Advanced Capabilities of the Digital Ureteroscope . . . . . . . . . . . . . . . . . . 265.1 Innovative Visualization Tools . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 26

CLARA . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 26CHROMA . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 27SPECTRA . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 27

6 Care and Handling . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 286.1 Sterilization . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 28

SIDE-BY-SIDE VIEW . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 28

7 Summary . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 29


Michael Grasso, III, MD Professor and Vice Chairman Department of Urology New York Medical College, Valhalla, NY

Contributing and Assisting Authors

Demetrius H. Bagley, MD NathanLewisHatfieldProfessorofUrology Professor of Radiology, Department of Urolog Sidney Kimmel Medical College Thomas Jefferson University, Philadelphia, PA

Scott G. Hubosky, MD The Demetrius H. Bagley Jr, MD Associate Professor of UrologyDirector of Endourology Vice Chair, Quality and Safety Department of Urology Sidney Kimmel Medical College Thomas Jefferson University Hospital

Kelly A. Healy, MD Assistant Professor Department of Urology Sidney Kimmel Medical College Thomas Jefferson University Hospital

Contributions to the endoscopic atlas:

7Flexible Ureteroscopy with the Digital Ureteroscope Flex Xc

1 Introduction

The KARL STORZ Flexible Ureteroscope has continued toevolve fromafiberoptic-based imager toastate-of-the-art digital endoscope. The KARL STORZ Flex XC is the newest in the series of flexible ureteroscopes,maintaining both a small outer diameter and all of the mechanical features that facilitate ease in access of the upper urinary tract and the most complex interventions for both intrarenal and ureteral disorders (Fig . 1 .1).

This progression in instrument design has helped to facilitate many ureteroscopic procedures and has simpli-fiednotonlyaccesstotheureter,butalsoplacementofworking instruments within the entire collecting system.

1.1 FeaturesAswithitsfiberopticpredecessor,thisdigitalbaseden-doscope maintains thumb lever controlled exaggerated tipdeflection,(270degreesinbothupanddowndirec-tions), a stiff shaft which helps facilitate direct placement of the endoscope into many ureters often without dila-tion, and a robust 3.6 French working channel. (Fig . 1 .1) In addition The KARL STORZ Flex XC has a secondary passivedeflectingcomponentwhichallows for accessand placement of the tip of the ureteroscope into the most dependant lower pole calyces (Figs . 1 .2) These unique mechanical features are combined with a state-of-the-art CMOS digital chip imager with eighteen times thepixelpowerofthefiberopticureteroscope.

The digital imager has revolutionized the entire endo-scopic platform. No longer is a light cable and camera head required, rather a single cord carries the image from the endoscope, while two tiny LEDs produce a bright, crispclearhighdefinitionimagewithoutshadowing.Thislighter weight handpiece is ergonomically designed and

easier to use. Digital image enhancement, (i.e., IMAGE1 S) allows the surgeon to enhance the image which can be particularly helpful in differentiating various urothelial lesions including malignancies. Real-time adjustments in image technique can be implemented by the surgeon from the handpiece by scrolling through a menu of options including image size, brightness. Apart from that, IMAGE1 S can be operated in various modes that permit subtle adjustments to be made to color and image texture which results in a more sensitive diagnostic image. In thisway,thesurgeonisenabledtorefinetheimageasneeded to optimize therapeutic interventions employing varied energy sources including laser energy delivered through the working channel.

As the mechanical components inherent in this series were game changers in their time, the addition of this unique high quality tiny digital imager on the same small steerableflexibleshaftreflectsanewstandardinflexibleureterosocpy (Fig . 1 .3).

Fig. 1.1 The KARL STORZ Flex XCflexibleureteroscope.

a b

Figs. 1.2a, b The channel is accessed with Luer lock adaptor for irrigation or for the introduction of working devices.


1.2 TipDeflectionThe KARL STORZ Flex XCflexibleureteroscoperepresentsauniqueconceptinactivetipdeflection.Inthepast,de-flectionwastermedeitheractiveatthetiporpassivealongtheshaft.Acombinationofactiveandpassivedeflectionwas required to access the lower pole, for example. The current flexible digital instrument, like its fiberoptic pre-decessor,hascontinuouscontrolleddualdeflectionwithincreased downward and upward deflection, up to 270degreesinbothdirections.Theradiusofdeflectionisthusbroader, allowing the endoscope to be regularly placed di-rectlyintotheureteralorificeunderdirectvision,aswellasfacilitating therapies throughout the intra-renal collecting system.Thislargerradiusofdeflectionandtheincreaseddeflectabilityhelpnotonlytofacilitateaccesstothelowerpole, but also to place working instruments into the lower pole calyces (Fig . 1 .3b).Thefullrangeofdeflectioncanbe

achieved in an adequate space, such as a dilated renal pelvis (Fig . 1 .3a). In addition, the novel tip design allows for maximumdeflectablity,toallbutthelastfewmm’softheendoscope, maximizing the ability to place the tip around corners and edges in complex collecting systems. In addition,justproximaltotheactivedeflectingsegmentoftheendoscope,thereisalsoapassivedeflectingsegmentwhich allows the instrument to be placed into the most dependent lower pole (Fig . 1 .3b).

One of the instruments most commonly passed into the lower pole for intrarenal retrograde ureteroscopic therapy isaquartzholmiumlaserfiber(Fig . 1 .3d). With the Flex XC, this and other accessories can be placed into the lower pole,providingover220degreesofactivetipdeflectionwiththelaserfiberinthechannel(Fig . 1 .3c).

Fig. 1.3a–d Fluoroscopic image of KARL STORZ Flex XC ure-teroscopefullydeflectedinadilatedrenalpelvis(a). FullactivecontinuouscontrolleddualdeflectionofthetipoftheKARL STORZ Flex XCureteroscopebringsthetipto270°deflec-tion in each direction (b). Extendedactivedeflectionisreachedevenwitha365-micro-meterlaserfiber(c) or a 2.4 Fr. nitinol basket in the working channel (d).

b c d

a


1.3 Protecting the Working ChannelThe KARL STORZ Flex XC has an innovative tip design (Fig . 1 .5). Historically, flexible ureteroscopes could bedamaged by inadvertent laser energy delivery or arcing of energy from electrosurgical devices into the distal end of the working channel.

The KARL STORZ Flex XC has a Laserite™ ceramic liner in thedistalendoftheworkingchannelfor2.5 mm.Thisnotonly protects the instrument from thermal or electrocau-tery damage, but allows the endoscopist to work closer to a tumor or stricture when delivering various forms of energy. This innovative tip design is unique to the KARL STORZ instruments and has increased instrument lon-gevity.

Fig. 1.4 The shock absorber component is located proximal to thedeflectingsegment.

The KARL STORZ Flex XC does have a component of passivedeflectionaswell.Theshockabsorbersystemislocatedproximaltothedeflectingsegment.Thisallowsforgentlerollingoftheentiredeflectingmechanism,pro-tecting the instrument and giving the endoscopist access more deeply into calyces (Fig . 1 .4).

Fig. 1.5 The distal portion of the channel is lined with Laserite™ material to protect against thermal damage from laser or electrosurgical devices.


2 Use of the Flexible Ureteroscope

2.1 GeneralThe flexible ureteroscope is an essential componentof urologic endoscopy. It can extend the reach of the urologist throughout the ureter as well as the intrarenal collecting system (Figs . 2 .1a, b). It can be passed atrau-matically over the iliac vessels and psoas muscle into the mid and proximal ureter and intrarenal collecting system. Thedevelopmentofflexibleureteroscopesthatcanreachtheentirecollectingsystemandofsmallflexibleworkinginstrumentssuitableforusewithintheflexibleendoscopehas extended diagnostic and therapeutic endoscopy throughout the urinary tract. Small working devices that canbedeliveredthroughflexibleureteroscopesincludebiopsy forceps, baskets, graspers, snares and wire-pronged graspers. Endoscopic lithotriptors and laser fibers can be delivered through the working channel.Appropriate lasers can be employed to fragment calculi, as well as to ablate, coagulate and incise tissue. The in-dicationsforflexibleureteroscopyhaveexpandededas

the capabilities of the endoscopes and working devices have advanced (Table 2 .1). Larger stones are now routinely treated. With advanced imaging tumors are more easily differentiated frombenign and inflammatory lesions. Inselect patients, urothelial tumors can also be treated with varied energy sources delivered through the working channel of the endoscope.

Indications for Flexible Ureteroscopy Calculi Filling Defects Neoplasms Ureteral Obstructions Intrarenal Obstruction All lesions in the ureter, renal pelvis or intrarenal col-

lecting system

Table 2.1

Fig. 2.1a,b The tip of the ure-teroscope reaches the lower calyces easily with continu-ouscontrolleddeflection(a). A cross sectional view with the patient in the supine posi-tiondemonstratestheflexibleureteroscope coursing through the renal pelvis into a posterior calyx (b).a b

2.2 Passing Working InstrumentsThere are a number of important points to consider when the endoscopist is employing accessories through the workingchannelof theflexibleureteroscope.Accesso-riesthataresmallerinhibittheactivetipdeflectionless.However, the material that is being placed through the workingchannelalsoaffectstipdeflection.

Graspers and baskets with sheaths made of brown polyimide tend to be stiff, tacky when wet, and inhibit deflection more than polytetrafluoroethylene-sheathedaccessories.

Instruments should be passed through the working channel only when the tip is straight and not when it is deflected. Sharp straight accessories like a stiff guidewireor laserfiberwilldisruptthesoft liningoftheworking channel if forced through the instrument when it issignificantlydeflected(Fig . 2 .2).

It is important to note that one should never force any accessory through the working channel. Working de-vices, laserfibersandelectrosurgical instrumentsmustextend from the channel beyond the tip of the endoscope


before they are activated. It is also just as important to note that accessories that are particularly rigid or tacky andnotlubriciouslycoatedwillbemoredifficulttopass,in general. The working channel of the KARL STORZ

Flex XC ureteroscope is 3.6 Fr. from the hub to the tip of theendoscope.Accessoriesthataresmaller,specifically2Fr.graspersandbasketsora200-micron laserfiber,facilitatemaximalendoscopedeflection(seeFigs . 1 .3a–d).

2.3 IrrigationIrrigatingfluidisneededtodistendthelumenandclearthevisualfield.Itisdeliveredthroughasidearmtothesame channel used for working instruments. When there is a working instrument within the channel, it may be nec-essarytopressurizetheirriganttoachieveadequateflowthrough the entire endoscope. There are a variety of irri-gation devices available. The simplest means of irrigating throughtheworkingchanneloftheflexibleinstrumentisto use two 60 cc syringes, a three-way stopcock and ar-terial line tubing (Fig . 2 .3a). The surgical assistant irrigates justenough toclear theopticalfield.When theopticalfield is clear, no irrigation is needed.Theentirebagofirrigantcanbepressurized,but it isdifficult tomanagetheflowthroughthechannel(Fig . 2 .3b).

The most common, and what has become the standard, irrigation solution is sterile normal saline. When electro-

cautery is being employed through the working channel, Sorbitol is commonly used. Small aliquots of sterile water canalsobeusedtoclearabloodyfieldduringelectrosur-gical procedures, but the volume must always be care-fully limited.

Do not mix irrigants within the collecting system. As irrig-ants of different densities mix, the differences in refraction indices cause distortion of the visual image.

This is common when a retrograde ureteropyelogram is performed initially and contrast is left in the collecting system during the initial diagnostic ureteroscopy. This phenomenoncanbeavoidedbyfirstemptyingthevisualfield of one irrigant by aspirating through the workingchannel before introducing the second irrigant.

Figs. 2.2a,b A working instrument can damage the channel of the shaft or tip oftheureteroscopeifdeflected.Thedevice should be passed through the channel and exit beyond the tip of the endoscopeintothevisualfieldbeforethetipisdeflected.Aworkingdevice,especially a laser, must never be acti-vatedwhenthetipofthefiberislocatedwithin the channel.a b

Fig. 2.3a,b Two 60 cc syringes con-nected through a 3-way stopcock to Luer-lock extension (arterial line) tubing are an effective irrigating device capable ofinfinitevariationsinpressureandflow(a). The entire bag of irrigant can be pres-surizedwithaninflatablecuff,butitisless easily controlled (b).a b


2.4 Flexible Ureteroscopic AccessPassage of the flexible ureteroscope into the upperurinary tract has been simplified in part by the KARLSTORZ Flex XCdesign.Earlierflexibleureteroscopeshadasmallerradiusofdeflectionatthetipandlessoveralldeflectability.Thepassivelydeflectablesegmentresultedin a region of buckling along the shaft that prevented direct passage of the endoscope through the intramural ureter without the added stiffening effect of a guidewire within the channel. The KARL STORZ Flex XC,likeitsfi-beroptic predecessor, has a larger radius of curvature and extendeddeflectability,aswellasashaft that isstifferthan previous endoscopes.

With this design, the KARL STORZ Flex XCflexibleure-teroscope can frequently be passed directly into the ure-teralorifice(Fig . 2 .4) and through the intramural tunnel into the upper collecting system (Figs . 2 .5–2 .9) often without the aid of a guidewire or working sheath, and without ini-tialdilationoftheureteralorifice.Aguidewireisemployedas necessary through the channel of the ureteroscope to straighten the intramural tunnel or to increase the stiff-ness of the endoscope.

Intramural dilation with a graduated dilator or balloon is only rarely needed to pass the small diameter ure-teroscope. When the ureter is too small to accept the endoscope, it is dilated to no more than 10 to 12 Fr. to minimize trauma to the ureteral wall.

Fig. 2.4 Ureteroscopic view of ureteral orifice.

Fig. 2.5a Normal ureter. Fig. 2.5b Normal ureter with guide wire.

Fig. 2.6 Renal pelvis with calyces. Fig. 2.7 Ureteroscopic view of renal pelvis from ureteroscope positioned at the ure-teropelvic junction.


a b c

Fig. 2.8a–c Solitary papilla (a). Solitary papilla with small embedded calculi (b). Stone on solitary papilla (c).

Figs. 2.9a–d Various examples of compound papillae.

a b c

d


2.5 DifficultAccess

In clinical situations in which the endoscope cannot be placed, it is necessary to employ traditional access techniquescommonlyusedwiththeearlierlargerflexibleureteroscopes.

A guidewire is placed initially into the ureter proximal to the area for treatment. The wire can be introduced di-rectly or through an angiographic ureteral catheter. The use of an angle-tipped nickel-titanium guidewire with a lubricious coating facilitates access to the upper collect-ing system. Once the wire has passed the obstructing segment, the catheter can be advanced over the wire and thewireisexchangedtoamorestabletraditionalTeflon-coated wire. The catheter is then removed, leaving the wire in place. A second working wire is then placed using a 10 Fr. dual-lumen catheter.

This catheter dilates the intramural tunnel to 10 Fr. and also introduces a second channel that can be used for injection of a contrast agent to perform a retrograde ure-

teropyelogramortoplacethesecondwire.Theflexibleureteroscope is then passed over one of the wires to the level of interest while the second wire is maintained as a safety wire (Fig . 2 .10).

In certain selected cases, an operating sheath can be placed over one of the wires to facilitate prompt passage of the endoscope through the intramural tunnel. The operating sheath allows easy access through the urethra and bladder and is particularly valuable in cases where multiple passage of the endoscope is required or in a situation where the distal ureter is sharply angled second-ary to prostatic hypertrophy. However, the outer diameter ofthesheathissignificantlylargerthantheureteroscopeand if the sheath kinks, it may trap an endoscope and makeitmoredifficulttoremoveit.Whenchoosinganop-erative sheath it is important to note that the shaft of the Flex XC is oval, and thus the inner diameter of the working sheath employed must accommodate this design.

2.6 Safety WireA safety wire can be employed when the intended procedure involves placing, removing and then again replacing the ureteroscope, particularly when access to the ureter was complex. This can be useful, for example, when the planned procedure involves incision of a ure-teral stricture.

In general, the small diameter and relatively stiff shaft of the ureteroscope will often allow for direct endoscope

access without a guidewire, and in that setting a safety wire is optional.

Calculi or urothelial tumors can often be treated without the need for a safety wire.

A safety wire is used less commonly with the KARL STORZ Flex X series based in part on these features and the precise mechanical steerablity of the endoscope tip.

Fig. 2.10 An angled hydrophilic wire can be used to pass obstructing lesions such as an impacted calculus or stricture or sharply angled ureter. The wire can lead a catheter beyond the calculus and then be exchanged for a more stable guidewire.


a b c

Figs. 2.11a–c Fluoroscopic monitoring demonstrates the position of the ureteroscope as it enters the distal ureter with a guidewire in place (a) mid ureter (b) and the proximal ureter (c) after removal of the guidewire.

a b c

Figs. 2.12a–c Theureteroscope’spositioncanbeconfirmedwithintherenalpelviswhichhasbeenopacifiedwith30%iodinatedcontrast.

2.7 FluoroscopyEach step in access to the ureter is often performed with simultaneous real-time fluoroscopic imaging (Figs. 2.11, 2 .12). The position of the guidewire, any dilator and the ureteroscope is commonly followed fluoroscopically. Asmall amount of contrast agent can be passed through

the working channel of the endoscope to opacify the ureter or intrarenal collecting system for fluoroscopicmonitoring. In this way, the collecting system can be mapped to direct positioning of the tip of the flexibleureteroscope.


2.8 Instruments for Ureteroscopic ProceduresSuccessful ureteroscopy requires the availability of a wide array of access and working instruments. Many of the devices are rarely used but they can be irreplaceable when they are needed. The endoscopy suite should be equipped with a radiolucent table, fluoroscopicmonitoringequipmentandtheappropri-ate anesthetic devices.

The instruments recommended for ureteroscopic proce-dure are listed in Table 2.

Table 2

Instruments, Units and Videoendoscopic Equipment for Flexible Ureteroscopy Endoscopy Room

Radiolucent table Fluoroscope(C-arm,imageintensifier) Personal radiation protection clothes Video camera and monitor Cold light source

Instrument Table

Drapes – C-arm, patient Guidewires

– 0.38in.straightfloppytip,heavyduty– 0.035angledtipped,Teflon-sheathednitinolcore– Hydromer-coated nitinol– Stiff,doublefloppytip

KARL STORZ Cystoscope KARL STORZ Flex XC ureteroscope Saline solution for irrigation Irrigating tubing Connecting tubing, Luer tip 3-way stopcock Syringes, 2–60 cc, 1–20 cc Radiographic contrast agent

Additional Instrumentation and Units to be available

Lithotriptor– Holmium laser (KARL STORZ CALCULASE II®)

Graspers– Three-pronged extractor– Nitinol loop graspers

Baskets– Stainless steel: biopsy device– Nitinol: stone fragment extractor

Forceps Fulgurating electrodes 10 Fr. double-lumen catheter Ureteral dilators or balloons – 12 French most com-

monly Ureteral access sheath


3 Range of Applications

3.1 CalculiThe most common indication for ureteroscopic interven-tion is the treatment of an upper urinary tract calculus. Theflexibleureteroscopehasfacilitatedthistherapybyallowing atraumatic access to the ureter and proximally into the entire intrarenal collecting system.

The flexible ureteroscope can then be used to deliverendoscopic lithotriptors or retrieval devices. Simplifiedaccess with this newer class of endoscope shortens op-erative time and helps facilitate even the most complex procedures.

The treatment of upper urinary calculi most commonly includes fragmentation with subsequent extraction of small stones or fragments. Larger calculi, and even stones in dependent lower pole location can be success-fully treated. Endoscopic lithotripsy techniques vary from precise division of very dense mobile calcium oxalate monohydrate calculi, to laser dusting of moderate sized stones converting them into tiny passable debris often too small to extract. With larger metabolic stones treated ureteroscopically, staged therapy with interval stenting has been found to be useful particularly when the surgeon has reached a point in the procedure where the collecting system is coated with dust and debris potentially obscur-

ing sizeable residua. In that setting interval stenting will often facilitate clearance of this debris, while a second look can ensure no sizeable residua.

There is a variety of stone fragment retrieval devices in-cluding three pronged graspers, two-arm nitinol grasping devices and small diameter nitinol baskets. It is clear that an impacted stone which is too large to pass should not be engaged in a grasping device and forcibly extracted.

In addition, devices that allow for easy disengagment of a fragment which on extraction is found to be too large, (e.g.unkinkablenitinolgraspers)arebeneficial.

If the stone is too large to pass, it is also too large to ex-tract and thus endoscopic lithotripsy should be employed (Figs. 3.1–3.6). Because it is impossible to determine ac-curately which fragments can be removed intact, it is important to use a reversible device to grasp calculi for removal. For example, baskets with stainless-steel wires may kink and entrap the calculus and become unable to release it. It is here that a reversible nitinol grasper of the smallestdiameterwillfacilitateefficientfragmentextrac-tionwhileallowingforsufficientirrigantflowtomaintainaclearopticalfieldofview.

Fig. 3.1 A large 1.7 cm calyceal stone is fragmentedusingholmiumlaserfiber.

a b

Fig. 3.2a,b Grasping stone in calyx with basket (a). Retrieving stone from kidney and ureter (b).


Figs. 3.6a,b Cystine stone (a). Cystine stone fragmented with holmium laser forming a bubble of sulphur dioxide (b).

a b c

Figs. 3.5a–c Stone retrieval with basket (a). Small fragments in calyx (b). Fragments in ureter which are small enough to pass (c).

a b c

Figs. 3.4a–c Renalpelvicstonewithinflammatorydebrisonsurface(a). Early fragmentation (b). Continued laser fragmentation (c).

Figs. 3.3a,b Calcium oxalate mono-hydrate calyceal stone (a). Calyceal stone after initial laser fragmentation (b).a b

a b


The most efficient endoscopic lithotrite currently em-ployed is the Holmium:YAG laser (Fig . 3 .7). The light energy isdeliveredthroughlowwaterdensityquartzfibers.Thetwomostcommondiameterfibersemployedthroughtheflexibleureteroscopeareeither365or230microns.Thelargerthefiberdiameter,thestifferitis,inhibitingendo-scopedeflectiontosomedegree.

In a very sharply angled intrarenal location or in a depen-dent lowerpolecalyx, the200-micronfiber issuperior.Smallerdiameterfibersalsoallowagreaterflowofirrigantto pass simultaneously through the channel to clear the opticalfieldandcoolthefibertip.Lower-polecalculicanbe moved to the renal pelvis or upper calyx with a nitinol grasper to offer easier access for lithotripsy (Figs. 3.8, 3.9).

During Holmium: YAG laser lithotripsy, the laser is initially set at 1.0 J per pulse and 6 Hz. The energy and frequency are then adjusted to obtain the desired effect. Most com-monly,thecentralportionofthestoneisconvertedtofinedust initially. As the peripheral portions of the stone begin to fragment, the laser settings are lowered to decrease movement of the stone fragments. This is particularly important when the surgeon is trying to convert all of the remaining fragments into the smallest pieces that can be passed easily (i. e. stone dusting).

Direct visualization through the ureteroscope is used to estimate the adequacy of fragmentation. A guidewire can be used as a marker (3 Fr. = 1 mm) to help estimate the size of stone fragments.

It is important to note that proper patient positioning on the operating room table may facilitate ureteroscopic lithotripsy. A stone that is in the proximal ureter may migrate into the intrarenal collecting system during the procedure. An important technique is to place the patient in a Trendelenburg position with elevation of the ipsilat-eralflankpriortomanipulatingaproximalureteralstone.This maneuver may facilitate positioning of a migrating stone into a more easily accessible upper or middle calyx where the endoscope can be passed more readily during lithotripsy.

Fig. 3.9 Anitinolbasketthatissignificantlylargerthanthe calculus can also be used to reposition calculi. These devices can also release stones.

Fig. 3.8 Fragmented calculi can be retrieved with a nitinol grasper place into the renal pelvis or the upper calyx after endoscopic lithotripsy.

Fig. 3.7 Themostefficientendoscopiclithotritecurrentlyemploy- ed is the Holmium:YAG laser. (KARL STORZ CALCULASE II®)


3.2 Diagnostic ProceduresThe Flex XC is the ideal endoscope for the diagnosis of many upper tract lesions. The digital imager employs eighteen times thepixelpowerof thefiberopticprede-cessor, improving the accuracy of diagnosis. It is essen-tialfordefiningthediagnosisofuppertractfillingdefectsand gross unilateral hematuria. The entire upper urinary collecting system is mapped by visualizing the entire intra-renalcollectingsystem,withspecificareassampledor coagulated as indicated. The additional use of the IMAGE1 S digital enhancement system helps improve diagnostic accuracy, particularly in patients with upper urinary tract urothelial carcinoma.

Gross Unilateral HematuriaBenign essential hematuria or gross unilateral hematuria isdefinedasgrosshematuriaforonerenalunit,theeti-ology of which cannot be diagnosed by standard radio-logic techniques. Earlier studies with open nephroscopy showed that a small hemangioma was often a source of bleeding. Flexible ureteroscopic examination of these pa-tients gives access through the normal urinary tract with even better ability to visualize the intrarenal collecting system. Bleeding lesions have been treated with a very highsuccessratewithhematuriaclearingin93%ofpa-tients after endoscopic treatment with either fulguration or laser ablation. Benign essential hematuria was an early specific indication best suited to flexible ureteroscopicdiagnosis and treatment.

Filling DefectsFilling defects within the upper urinary tract can be visual-ized and sampled directly with the Flex XCflexibleure-teroscope. With digital imaging and use of the IMAGE1 S system it is much easier to differentiate malignant from inflammatorylesions(Fig . 3 .10). Biopsy is used to obtain tissuetodefinetheneoplasmandinthecaseoftransi-tional cell carcinoma to grade the lesion. There are sev-eral devices available to obtain tissue samples through a flexibleureteroscope.

A cup biopsy forceps (Fig . 3 .11) can be used to sample anytypeoftissue,butseverelylimitsthedeflectionoftheureteroscope. Therefore, it is useful throughout the ureter, the renal pelvis and the mid to upper calyces. More friable lesions, such as a papillary urothelial carcinoma, can be biopsiedveryeffectivelywithaflat-wirebasket.Itcanre-move a relatively larger fragment of tissue (Figs . 3 .12–3 .14). Irrigation fluidwithin the collecting system is aspiratedthrough the working channel of the ureteroscope for a cy-tology sample. Any sample obtained should be prepared with cytopathologic techniques to maximize the yield and prevent tissue loss during processing. Any visible sample is then prepared as a cell block to yield specimens that are adequate for histology and, therefore, grading.

Fig. 3.11 A cold cup biopsy forceps is used to sample all types of lesions in the upper urinary tract.

Fig. 3.10 Renal pelvic edema caused by stone which had been impacted at the UPJ.


Fig. 3.13 Flat wire baskets can sample friable papillary tumors and often provide a larger sample than other devices.

a b

Fig. 3.14 Large mixed renal pelvic tumor (a). Basket biopsy of renal pelvic tumor (b).

a b c

Figs. 3.12a–c Multifocal renal papillary tumor (a).Biopsyofrenalpelvictumorwithflatwirebasket(b). Withdrawing tumor biopsy with basket and ureteroscope through ureter (c).


3.3 Treatment of Upper-Tract NeoplasmsUpper-tractneoplasmsareregularlytreatedwiththeflex-ibleureteroscope.Thesignificantlygreatersensitivityofthe Flex XC digital imager facilitates precise mapping of the upper urinary tract urothelium, essential in crafting a treatment plan.

Considerable volume of tumor can be removed with hol-mium laser energy, employing low energy setting which both coagulate and remove/resect papillary tumor. Energy of 0.4 joules with 8 hertz frequency of pulsation is often all

the power required. Supplemental electro-cautery can be appliedwithaflexible2or3FrenchBugbeeelectrodetotreatlesioninaccessabletothestifferlaserfiber(Fig . 3 .15).

Larger vascular lesions are challenging to treat for they areoftenassociatedwithsignificanthematuriawhichcanobscuretheopticalfieldofview.

TheholmiumYAG laser coagulates tissue superficially,butisanefficientmeansofremovingtumorvolume.

a b c

Figs. 3.16a–c Low grade renal pelvic tumor (a). Renal pelvic tumor coagulated with laser (b). Low grade renal pelvic tumor resected to base (c).

a b c

Figs. 3.17a–c Small papillary tumor in calyx (a). Biopsy of small papillary tumor on calyx with forceps (b, c).

Fig. 3.15 The holmium laser or a 2 Fr. electrosurgical electrode is effec-tive for ureteroscopic ablation and coagulation of papillary tumors.


a b

Figs. 3.18a,b Small papillary tumor (a). Small papillary tumor in calyx after holmium laser ablation (b).

a b

Figs. 3.19a,b Small papillary tumor (a).TumorclearedafterHolmiumlaserablation(fisheggs) (b).

a b c

Figs. 3.20a–c Ureteralfibroepithelialpolypseenonendasapproachedbytheureteroscope(a).Withthepressureofirrigatingfluid,the position of the polyps is reversed and the base of each polyp can be seen (b). Each polyp was resected at its base with the Holmium laser leaving the ureteral lumen open (c).


3.4 Incisional Procedures

EndopyelotomyEndopyelotomycanbeperformedreadilywithaflexibleureteroscope. The major indication is a secondary ure-teropelvic junction obstruction, since most primary UPJ obstructions are treated with laparoscopic pyeloplasty. It is essential that imaging is performed either preopera-tively or intraoperatively to rule out adjacent crossing ves-sels. When vessels are present, endopyelotomy is less successful and can result in hemorrhage and, therefore, laparoscopic pyeloplasty should be considered.

The direction and length of the incision is determined in large part by the anatomic variant encountered. A short, annular ureteropelvic junction stricture requires a short full-thickness incision with either an electrosurgical de-vice or laser. This is contrasted with a ureteropelvic junc-tion obstruction caused by a high insertion, where there is aflapvalveeffect.Thisseptumformingthevalvecanvaryin length from a few millimeters to a few centimeters and can be incised directly with a device passed through the flexibleureteroscope.Allofthesevariantscanbeseeninrecurring obstructions as well as primary UPJ obstruc-tion. The incision of an endopyelotomy should open any mechanical narrowing, open an obstructive segment of a high insertion and result in a more dependent anatomi-cally open ureteropelvic junction.

The endoscopic incision for endopyelotomy is performed with either a small diameter (200 micron) holmium laser fiberora2Fr.electrosurgicalelectrode.Holmiumlaserenergies of 1.2 J and a frequency of 15–20 Hz will fa-cilitate a clean full-thickness incision. It is important to incise through the segment promptly in order to minimize

coagulation of the surrounding tissue from the thermal laser energy. Frequently, the incision is interrupted with crossing bands. This allows the cooling irrigant to pass into the periureteral tissues to separate them from the ureteral wall. When electrosurgery is employed, it should be used with a pure cutting current, without coagulation or blend to minimize periureteral scarring.

UreterotomyIncisionofureteralstricturesisfacilitatedwithaflexibleureteroscope. It is just as important in the ureter to be sure that there are no crossing vessels prior to endoscopic in-cision. Preoperative or intraoperative imaging is essential to rule out crossing vessels. As with an endopyelotomy, the incision should be full thickness (Figs. 3.21, 3.22). Success of primary ureterotomy for ureteral strictures is related to the length of the stricture and the extent of peri-ureteralfibrosis.Stricturesthatarelongerthan2cmrarelyremain patent after incision, and other treatment should be considered. The techniques employed are similar to those noted for endopyelotomy. Again, postprocedural stenting is an essential part of the procedure.

Intrarenal Incision Narrow segments in the intra-renal collecting system can also be incised. Obstructed infundibula and calyces are superficially incised to provide drainage or to gain ac-cess for endoscopic procedures with similar techniques to those described above. Rather than creating a deep defect along one wall of an obstructed infundibulum, multiple superficial incisions will widen the lumen andminimize the risk of hematuria.

Fig. 3.22 Ureteral strictures can be incised with the holmium laser or an electrosurgical deviceunderdirectvisionwiththeflexibleureteroscope.

Fig. 3.21 Theflexibleureteroscopedeliversincisionaldevicestotheureteropelvic junction for incision of obstructive segments.


4 Other Applications

4.1 Above-and-Below Technique Ureteroscopic-Assited PCN, Antegrade Ureteroscopy, and Combined Simultaneous URS

Theflexibleureteroscopeisanimportantadjuncttoper-cutaneous renal access. When the percutaneous punc-ture is challenging or tenuous, the application of simul-taneous retrograde flexible ureteroscopic visualizationcanoftendefinethedifficultyandpromptlydirectproperguidewirepurchase.Aflexibleureteroscopecanalsobeadvanced in an antegrade fashion into the ureter through a percutaneous access when necessary. Any procedure that can be performed in a retrograde fashion can then

be performed with antegrade technique employed in this way when clinical parameters dictate.

The flexible ureteroscope is considerably smaller thanaflexiblenephroscopeandcanbepassedmuchmoreeasily into the undilated ureter. Employing two flexibleureteroscopes, one antegrade, the other retrograde (i. e. Above-and-Below Technique), is particularly useful in treating complex strictures or for ureteral re-alignment in case of ureteral obliteration.

4.2 BiliaryThe flexible ureteroscope can also be usedwithin thebiliary tract. It has been used through a percutaneous tract into the biliary system either transhepatically or through an established biliary cystostomy. It can also be placed laparoscopically, into the common bile duct for both lithotripsy and to treat intra-hepatic biliary strictures, similar to treatment in the upper urinary tract.

Techniques of irrigation, lithotripsy, biopsy and tissue ablation are very similar to those used in the urinary tract.

Fluoroscopy is also used to guide positioning of the instrument.

4.3 Pediatric Endoscopy

UreteroscopyFlexible ureteroscopy has been used in pediatric patients for treating calculi, hematuria and for incisions in those whohave failed anopenpyeloplasty. The flexible ure-teroscope can often be placed in the ureter without prior dilation.

If the ureter does not accept the ureteroscope, however, it may be safer to place a stent for passive ureteral dila-tion rather than mechanically dilating the ureter acutely.

This varies based on the child’s age, size of the ureter, and other clinical parameters.

CystoscopyThesmallflexibleureteroscopehasbeenusedeffectivelyas a pediatric cystoscope. The length of the ureteroscope itself makes it inconvenient for positioning, but the diam-eter is well suited to the urethra in children and can be used to avoid rigid cystoscopy.


5 Advanced Capabilities of the Digital Ureteroscope

The optical image from the digital ureteroscope is ide-ally suited for video presentation during the procedure. The superior optics of the KARL STORZ Flex XC can be viewed by all members of the surgical team to maximize their understanding and participation in the procedure. Use of the IMAGE1 S system improves the diagnostic accuracy, and helps differentiate benign from malignant lesions.

With the Flex XC there is no need for an external opti-cal camera or light cord. The ergonomic hand piece has controls that allow the surgeon to adjust image size and brightness. Digital imaging is sent directly from the CMOS chip. Illumination is provided by two tiny LED’s, placed opposite to each other on either side of the working channel to minimize shadowing and to enhance depth perception.

There are some important differences between the digital andfiberopticimages.Thequalityofthedigitalimageiseighteentimesassensitiveasthefiberoptic,andcanbeenhanced. White balancing is no longer required. The

actual viewed image is rectangular, not oval. As opposed to thependulumcamerasystememployedwith thefi-beroptic endoscope where the image and endoscope tip are continuously orientated, one must remember with the digital imager this is not the case and so intra-renal ana-tomiclandmarksmustbeusedtodefineorientation.Forexample, if the hand piece is rotated 180 degrees during a procedure, the orientation between the image and the endoscope tip is no longer synchronous.KARL STORZ AIDA-DVD system is a key component. This device allows the surgeon to obtain reproducible single images or complete video segments of the proce-dure. These are rapidly burned onto a standard writable and readable CD or DVD and can be placed either in the patient’s chart or archived. This forms an image capture superior to thermal pictures of VHS recorders since the imagescanbearchivedindefinitely,andagreaternum-ber of images are stored with superior reproducibility. All of the endoscopic images in this presentation were captured and reproduced with the KARL STORZ AIDA-DVD system.

5.1 Innovative Visualization Tools

CLARAA good endoscopic image features a clear display of details in both, light and dark areas. CLARA supports proper illumination in each part of the endoscopic image.

a b

Figs. 5.1a,b White light image (a). CLARA (b). Courtesy of Prof. T. Knoll,Dept.ofUrology,ClinicalCenterofSindelfingen-Böblingen, Klinikverbund Südwest, Germany.


CHROMASurgical interventions are more efficient if clear differ-entiationof tissue ispossible.CHROMA intensifies thecolor contrast in the image. Clearly visible structure surfaces are given added emphasis while retaining the natural color perception in the image.

a b

Figs. 5.2a,b White light image (a). CHROMA (b). Courtesy of Prof. T. Knoll,Dept.ofUrology,ClinicalCenterofSindelfingen-Böblingen, Klinikverbund Südwest, Germany.

SPECTRA*SPECTRA* allows recognition of the finest tissue structures. The bright red portions of the visible spectrum are filtered out and the remaining color portions areexpanded. This makes it easier to differentiate between tissue types.

SPECTRA * offers two different modes so that the user can select the display that suits best.

* SPECTRA A and SPECTRA B: Not for Sale in the U.S.

Figs. 5.3a–c White light image (a). SPECTRA A * (b) and SPECTRA B * (c). Courtesy of Prof. T. Knoll,Dept.ofUrology,ClinicalCenterofSindelfingen-Böblingen,KlinikverbundSüdwest,Germany.

a b c


SIDE-BY-SIDE VIEWSimultaneous display of white light and IMAGE1 S images.

6 Care and Handling

6.1 SterilizationTheflexibleureteroscope isadelicateprecisionopticalinstrument that should be treated with care. In handling the endoscope, the shaft should not be sharply angu-lated. While it is on the surgical table in the operative the-atre, no other instruments should ever be placed upon it. Immediately after use, the endoscope should be cleaned outside and inside to prevent drying of any bloody or protein-containingfluidonthesurfaces.

The Flex XC is validated for use with a variety of repro-cessing methods (cleaning, sterilization, and/or high level disinfection) including STERRAD NX and STERIS V-PRmaX. and STERIS SS1E.

Theventcapontheflexibleureteroscopeshouldbere-moved during use in endoscopic procedures and prior to immersion in any liquid. The vent cap should be in place before gas sterilization or before shipping. The endoscope should be stored carefully. It should never be stored in the foam-padded case unless it is completely dry. Itcanbestored in thesterilization trayspecificallydesigned for the endoscope or hung suspended on the wall rack.

Refer to the InstructionManual for specific techniquesinthecareandsterilizationoftheflexibleureteroscope.These comments are not intended to replace that manual, but only to emphasize these points in handling.

Figs. 5.4 The simultaneous display of a white light image and an image in the SIDE-BY-SIDE VIEW en-ables a direct comparison of tissue structures on the monitor during surgery and thus facilitates diagnosis. Courtesy of Prof. T. Knoll, Dept. of Urology, ClinicalCenterofSindelfingen-Böblingen, Klinikverbund Südwest, Germany.

Fig. 6.1 The KARL STORZ Flex XC in in its specially designed tray.


7 Summary

The small diameter flexible ureteroscope is an idealinstrument to access the upper portions of the ureter and the intrarenal collecting system. The KARL STORZ Flex XC represents a new era in digital optical imaging with mechanical attributes that facilitate access and complex therapies throughout the collecting system, a mainstay of the Flex X series (Fig . 7 .1). The addition of IMAGE1 S digital optical enhancement provides optimal clinical information, making this instrument the premier diagnostic endoscope.

These endoscopes can deliver instruments capable of efficient and effective lithotripsy, tissue sampling andablation. Flexible ureteropyeloscopy is a valuable com-ponent of urologic endoscopy. It is a current technique that extends the urologist’s diagnostic and therapeutic reach throughout the entire upper urinary tract.

Fig. 7.1 The KARL STORZ Flex XC represents a new era in digital optical imaging with mechanical attributes that facilitate access and complex therapies throughout the collecting system.


Video-Uretero-Renoscope FLEX-XC

in combination with the IMAGE1 S camera system

Special Features:## Excellent image quality: Due to CMOS technology## Extremely thin and steerable sheath: Minimal sheath circumference of only 8.5 Fr. and maximum 270° deflection in either direction

## Ergonomic handle: Integrated LED light source allows convenient work without requiring an additional light cable

## Easier access to the kidney: Direct implementation of hand movements through to the distal end thanks to high torque stability facilitates access to the kidney

## Modular camera platform: Homogeneous illumination, contrast enhancement and clearer tissue differentiation by shifting the color spectrum in various modes from the IMAGE1 S System

It is recommended to check the suitability of the product for the intended procedure prior to use.

With the IMAGE1 S System, KARL STORZ has developed a new FULL HD camera platform that supports urologists with innovative visualization technologies for diagnosis and surgery. By combining this platform with

the flexible 8.5 Fr. video uretero-renoscope FLEX-XC, the user benefits from excellent visualization as well as the high image quality of the video uretero-renoscope.


Part

No.

Defle

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n of

dist

al ti

p

Direct

ion

of v

iew

Angl

e of

vie

wW

orki

ng le

ngth

Wor

king

cha

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inne

r dia

met

erSh

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11278 VK / 11278 VSKwith positive

deflection mechanism0° 90° 70 cm 3.6 Fr. 8.5 Fr.

11278 VUK / 11278 VSUK with contrapositive

deflection mechanism0° 90° 70 cm 3.6 Fr. 8.5 Fr.

for use with IMAGE 1 HUB™

11278 VK/VUK 11278 VSK/VSUK

IMAGE 1 HUB™ HD Camera Control Unit

22 20 10 11-1XX

IMAGE1 S Camera System

TC 200EN / TC 301

TC 002

Adaptor

for use with all visualization modesWhite light only possible

for use with IMAGE1 S

Camera Control Unit

Flexible Video Uretero-Renoscopefor access to the entire intrarenal collecting system


Flexible Video-Uretero-Renoscopefor access to the entire intrarenal collecting system

11278 VS

Set 11278 VK/VUK/VSK/VSUK Video-Uretero-Renoscope FLEX-XC, steerable

The following accessories are included:

27677 X Case

11278 V/VU/VS/VSU Video Uretero-Renoscope FLEX-XC, steerable

13242 XL Leakage Tester, with bulb and manometer

27651 AL Cleaning Brush, round, flexible, outer diameter 2 mm, for working channel diameter 1.2–1.8 mm, length 150 cm

27014 Y LUER-Adaptor, with seal


Optional accessories:

11014 Y Fiber Fixation, instrument port for the insertion and fixation of LASER fibers, stone baskets, wires etc. in flexible endoscopes

11275 FE Grasping Forceps, double action jaws, flexible, 3 Fr., length 100 cm

11275 ZE Biopsy Forceps, double action jaws, flexible, 3 Fr., length 100 cm

27023 VB Stone Basket, sterile, for single use, 2.5 Fr., length 120 cm

11770 T Coagulation Electrode, unipolar, 3 Fr., length 110 cm

39406 AS Plastic Container for Flexible Endoscopes, specially suited for gas and hydrogen peroxide (Sterrad®) sterilization and storage, for use with one flexible endoscope, external dimensions (w x d x h): 550 x 260 x 90 mm

27550 N Seal, for Instrument Ports 27001 G/GF/GH/GP, package of 10, single use recommended

27001 RA Cleaning Adaptor

TC 002 IMAGE 1 HUB™ FLEX-XC Adaptor, video endoscope adaptor, for use with IMAGE 1 HUB™

and FLEX-XC (11278 VSK/VSUK)


CALCULASE IILASER System for Endoscopic Stone Therapy and Soft Tissue Treatment

LASER System for the Treatment of Bladder, Ureter and Kidney Stones and for opening stenoses/strictures as well as tumor ablations

## Least possible tissue damage## High success rate independent of stone composition

## Lithotripsy under endoscopic control## For use with rigid, semiflexible and flexible endoscopes

## For use on endoscopic equipment carts## Easy to maintain

Special Features:## 20 Watt for effective and precise treatment: precise cutting effect in the case of stenoses

## Extremely fast lithotripsy## Automatic fiber detection: – High user-friendliness – Increased safety

## Green pilot laser: Good visibility even in challenging situations

## Special design with: – Mobile desktop housing – Automatically controlled energy output – Integrated low-noise cooling system


CALCULASE IIHolmium LASER System for Endoscopic Stone Therapyand Soft Tissue Treatment, Recommended System Configuration

27 7502 01-1 CALCULASE II, Holmium LASER system, power supply 230 VAC, 50/60 Hz

including: Mains Cord One-Pedal Footswitch Key Set, package of 2, for key-operated switch Remote Interlock Connector Safety Goggles Ho:YAG LASER 2080 µm Ion Exchanger

27 7502 01U1 Same, power supply 115 VAC, 50/60 Hz

Please note: Each lithotripsy system requires a separate basic fiber set: 27 7502 87 or 27 7502 86.

FrequencyEnergy

0.5 J

0.8 J

1.2 J

1.7 J

2 J

15 Hz10 Hz8 Hz6 Hz4 Hz

–5 W4 W3 W2 W

–8 W6.4 W4.8 W3.2 W

–12 W9.6 W7.2 W4.8 W

–––––

–––––

Parameters for 230 µm Fibers

Parameter settings are selected via the LASER fiber code.

FrequencyEnergy

0.5 J

0.8 J

1.2 J

1.7 J

2 J

15 Hz10 Hz8 Hz6 Hz4 Hz

7.5 W5 W4 W3 W2 W

12 W8 W6.4 W4.8 W3.2 W

18 W12 W9.6 W7.2 W4.8 W

–17 W13.6 W10.2 W6.8 W

–20 W16 W12 W8 W

Parameters for 365 µm and 600 µm Fibers


CALCULASE II Accessories

27 7502 80 Fiber Stripper Set, sterilizable, for use with CALCULASE II fibers including: Silicone Pad Ceramic Knife Fiber Strippers 230, 365 and 600 µm

27 7502 77-P6 CALCULASE II Fiber 230 µm, for single use, sterile, length 300 cm, package of 6



27 7502 86 CALCULASE II Fiber Kit including: 3x CALCULASE II Fiber 230 µm, for single use, sterile 3x CALCULASE II Fiber 365 µm, for single use, sterile 3x CALCULASE II Fiber 600 µm, for single use, sterile

27 7502 87 CALCULASE II Fiber Kit including: 3x CALCULASE II Fiber 230 µm, reusable 3x CALCULASE II Fiber 365 µm, reusable 3x CALCULASE II Fiber 600 µm, reusable

27 7502 71-P6 CALCULASE II Fiber 230 µm, reusable, sterile, length 300 cm, package of 6



Fiber Sets, reusable *

Fiber Sets, for single use *

27 7500 82 Fiber Cutter

Additional accessories

The CALCULASE II fibers above are compatible with the previous model CALCULASE (27750120-1).*

* Not for Sale in the U.S.

27 7500 95 Safety Goggles Ho:YAG Laser, 2080 µm


CALCULASE II Equipment Cart

UG 210 Equipment cart, wide, low, rides on 4 antistatic dual wheels equipped with locking brakes, mains switch on cover, double rear panel with integrated electrical subdistributors with 6 sockets, potential earth connectors, Dimensions in mm (w x h x d): Equipment cart: 830 x 1265 x 730, shelf: 630 x 25 x 510, caster diameter: 150 mm,

including: Base module, equipment cart, wide Cover, equipment cart, wide Beam package, equipment cart, low Shelf, wide 2x Drawer unit with lock, wide 2x Equipment rail, long

Special Features:## Flexible use of CALCULASE II in various ORs

## Spacious storage room for accessories and expendable materials in two lockable drawers (LASER safety goggles or LASER fibers)

## Integrated cable winding and footswitch holder maintain an uncluttered OR

## Easy to transport due to large, smoothrunning and antistatic dual wheels

## Powder-coated panels and shelves meet the most stringent quality and hygiene standards

UG 210


Innovative Design## Dashboard: Complete overview with intuitive menu guidance

## Live menu: User-friendly and customizable## Intelligent icons: Graphic representation changes when settings of connected devices or the entire system are adjusted

## Automatic light source control## Side-by-side view: Parallel display of standard image and the Visualization mode

## Multiple source control: IMAGE1 S allows the simultaneous display, processing and documentation of image information from two connected image sources, e.g., for hybrid operations

Dashboard Live menu

Side-by-side view: Parallel display of standard image and Visualization mode

Intelligent icons

Economical and future-proof## Modular concept for flexible, rigid and 3D endoscopy as well as new technologies

## Forward and backward compatibility with video endoscopes and FULL HD camera heads

## Sustainable investment## Compatible with all light sources

IMAGE1 S Camera System n


Brilliant Imaging## Clear and razor-sharp endoscopic images in FULL HD

## Natural color rendition

## Reflection is minimized## Multiple IMAGE1 S technologies for homogeneous illumination, contrast enhancement and color shifting

FULL HD image CHROMA

FULL HD image SPECTRA A *

FULL HD image

FULL HD image CLARA

SPECTRA B **

* SPECTRA A : Not for sale in the U.S.** SPECTRA B : Not for sale in the U.S.



TC 200EN* IMAGE1 S CONNECT, connect module, for use with up to 3 link modules, resolution 1920 x 1080 pixels, with integrated KARL STORZ-SCB and digital Image Processing Module, power supply 100 – 120 VAC/200 – 240 VAC, 50/60 Hz

including: Mains Cord, length 300 cm DVI-D Connecting Cable, length 300 cm SCB Connecting Cable, length 100 cm USB Flash Drive, 32 GB, USB silicone keyboard, with touchpad, US

* Available in the following languages: DE, ES, FR, IT, PT, RU

Specifications:

HD video outputs

Format signal outputs

LINK video inputs

USB interface SCB interface

- 2x DVI-D - 1x 3G-SDI

1920 x 1080p, 50/60 Hz

3x

4x USB, (2x front, 2x rear) 2x 6-pin mini-DIN

100 – 120 VAC/200 – 240 VAC

50/60 Hz

I, CF-Defib

305 x 54 x 320 mm

2.1 kg

Power supply

Power frequency

Protection class

Dimensions w x h x d

Weight

TC 301 IMAGE1 X-LINK, link module, for use with flexible video endoscopes, power supply 100 – 120 VAC/200 – 240 VAC, 50/60 Hz, for use with IMAGE1 CONNECT TC 200ENincluding:Mains Cord, length 300 cmLink Cable, length 20 cm

For use with IMAGE1 S IMAGE1 S CONNECT Module TC 200EN


TC 301 (X-LINK)

11900 AP/AN, 11900 BP/BN, 11101 VP/VN, 13820 PKS/NKS, 13821 PKS/NKS, 13885 PKS/NKS, 13924 PKS/NKS, 13925 PKS/NKS, 11272 VPI/VNI, 11272 VPIU/VNIU, 11272 VPU/VNU, 11272 VP/VN, 11278 V, 11278 VU (IMAGE1 S modes available)

1x

100 – 120 VAC/200 – 240 VAC

50/60 Hz

I, CF-Defib

305 x 54 x 320 mm

1.86 kg

Camera System

Supported camera heads/video endoscopes

LINK video outputs

Power supply

Power frequency

Protection class


Weight

Specifications:

TC 200EN

TC 301


9826 NB

9826 NB 26" FULL HD Monitor, wall-mounted with VESA 100 adaption, color systems PAL/NTSC, max. screen resolution 1920 x 1080, image format 16:9, power supply 100 – 240 VAC, 50/60 Hzincluding:External 24 VDC Power SupplyMains Cord

9619 NB

9619 NB 19" HD Monitor, color systems PAL/NTSC, max. screen resolution 1280 x 1024, image format 4:3, power supply 100 – 240 VAC, 50/60 Hz, wall-mounted with VESA 100 adaption,including:

External 24 VDC Power SupplyMains Cord

Monitors


Monitors

Optional accessories:9826 SF Pedestal, for monitor 9826 NB9626 SF Pedestal, for monitor 9619 NB

26"

9826 NB

l

–

l

l

l

l

l

–

l

–

l

l

l

l

l

l

19"

9619 NB

l

–

–

l

l

l

l

l

l

l

–

l

l

l

l

l

KARL STORZ HD and FULL HD Monitors

Wall-mounted with VESA 100 adaption

Inputs:

DVI-D

Fibre Optic

3G-SDI

RGBS (VGA)

S-Video

Composite/FBAS

Outputs:

DVI-D

S-Video

Composite/FBAS

RGBS (VGA)

3G-SDI

Signal Format Display:

4:3

5:4

16:9

Picture-in-Picture

PAL/NTSC compatible

19"

optional

9619 NB

200 cd/m2 (type)

178° vertical

0.29 mm

5 ms

700:1

100 mm VESA

7.6 kg

28 W

0 – 40°C

-20 – 60°C

max. 85%

469.5 x 416 x 75.5 mm

100 – 240 VAC

EN 60601-1, protection class IPX0

Specifications:

KARL STORZ HD and FULL HD Monitors

Desktop with pedestal

Product no.

Brightness

Max. viewing angle

Pixel distance

Reaction time

Contrast ratio

Mount

Weight

Rated power

Operating conditions

Storage

Rel. humidity


Power supply

Certified to

26"

optional

9826 NB

500 cd/m2 (type)

178° vertical

0.3 mm

8 ms

1400:1

100 mm VESA

7.7 kg

72 W

5 – 35°C

-20 – 60°C

max. 85%

643 x 396 x 87 mm

100 – 240 VAC

EN 60601-1, UL 60601-1, MDD93/42/EEC, protection class IPX2


Data Management and DocumentationKARL STORZ AIDA® – Exceptional documentation

The name AIDA stands for the comprehensive implementation of all documentation requirements arising in surgical procedures: A tailored solution that flexibly adapts to the needs of every specialty and thereby allows for the greatest degree of customization.

This customization is achieved in accordance with existing clinical standards to guarantee a reliable and safe solution. Proven functionalities merge with the latest trends and developments in medicine to create a fully new documentation experience – AIDA.

AIDA seamlessly integrates into existing infrastructures and exchanges data with other systems using common standard interfaces.

WD 200-XX* AIDA Documentation System, for recording still images and videos, dual channel up to FULL HD, 2D/3D, power supply 100-240 VAC, 50/60 Hz

including: USB Silicone Keyboard, with touchpad ACC Connecting Cable DVI Connecting Cable, length 200 cm HDMI-DVI Cable, length 200 cm Mains Cord, length 300 cm

WD 250-XX* AIDA Documentation System, for recording still images and videos, dual channel up to FULL HD, 2D/3D, including SMARTSCREEN® (touch screen), power supply 100-240 VAC, 50/60 Hz

including: USB Silicone Keyboard, with touchpad ACC Connecting Cable DVI Connecting Cable, length 200 cm HDMI-DVI Cable, length 200 cm Mains Cord, length 300 cm

*XX Please indicate the relevant country code (DE, EN, ES, FR, IT, PT, RU) when placing your order.


Workflow-oriented use

Patient

Entering patient data has never been this easy. AIDA seamlessly integrates into the existing infrastructure such as HIS and PACS. Data can be entered manually or via a DICOM worklist. All important patient information is just a click away.

Checklist

Central administration and documentation of time-out. The checklist simplifies the documentation of all critical steps in accordance with clinical standards. All checklists can be adapted to individual needs for sustainably increasing patient safety.

Record

High-quality documentation, with still images and videos being recorded in FULL HD and 3D. The Dual Capture function allows for the parallel (synchronous or independent) recording of two sources. All recorded media can be marked for further processing with just one click.

Edit

With the Edit module, simple adjustments to recorded still images and videos can be very rapidly completed. Recordings can be quickly optimized and then directly placed in the report. In addition, freeze frames can be cut out of videos and edited and saved. Existing markings from the Record module can be used for quick selection.

Complete

Completing a procedure has never been easier. AIDA offers a large selection of storage locations. The data exported to each storage location can be defined. The Intelligent Export Manager (IEM) then carries out the export in the background. To prevent data loss, the system keeps the data until they have been successfully exported.

Reference

All important patient information is always available and easy to access. Completed procedures including all information, still images, videos, and the checklist report can be easily retrieved from the Reference module.


Notes


Notes

with the compliments of

KARL STORZ — ENDOSKOPE

Documents

FLEXIBLE URETEROSCOPY WITH THE DIGITAL URETEROSCOPE … · 4 Flexible Ureteroscopy with the Digital Ureteroscope Flex Xc Flexible Ureteroscopy with the Digital Ureteroscope Flex X