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RADIATION SAFETY: LEAKAGERADIATION SAFETY: LEAKAGERADIATION SAFETY: LEAKAGERADIATION SAFETY: LEAKAGE
• RADIATION BELOW DETECTABLE LIMITS RADIATION BELOW DETECTABLE LIMITS RADIATION BELOW DETECTABLE LIMITS RADIATION BELOW DETECTABLE LIMITS
(0.06mR/hr) 1M FROM SOURCE(0.06mR/hr) 1M FROM SOURCE(0.06mR/hr) 1M FROM SOURCE(0.06mR/hr) 1M FROM SOURCE
• RADIATION < 3 mR / hr @ 5cm FROM RADIATION < 3 mR / hr @ 5cm FROM RADIATION < 3 mR / hr @ 5cm FROM RADIATION < 3 mR / hr @ 5cm FROM
ACCESIBLE CASE SURFACEACCESIBLE CASE SURFACEACCESIBLE CASE SURFACEACCESIBLE CASE SURFACE
• LEAKAGE FAR BELOW FDA LIMITLEAKAGE FAR BELOW FDA LIMITLEAKAGE FAR BELOW FDA LIMITLEAKAGE FAR BELOW FDA LIMIT
• LEAKAGE 2 LEAKAGE 2 LEAKAGE 2 LEAKAGE 2 ---- 60X LESS THAN WALL60X LESS THAN WALL60X LESS THAN WALL60X LESS THAN WALL----MOUNTMOUNTMOUNTMOUNT
RADIATION SAFETY: RADIATION SAFETY: RADIATION SAFETY: RADIATION SAFETY: BACKSCATTERBACKSCATTERBACKSCATTERBACKSCATTER
ZONE OF
SIGNIFICANT
OCCUPANCY
0.00
25.00
50.00
75.00
100.00
125.00
150.00
175.00
200.00
0.1 1 10 100
Air kerma in one hour in mR at back plane of
instrument (workload 138 mAs)
Heig
ht
ab
ove f
loo
r (c
m)
With Shield Without Shield
Backscatter Shield I
Backscatter Protection Zone
RADIATION SAFETY: RADIATION SAFETY: RADIATION SAFETY: RADIATION SAFETY: BACKSCATTERBACKSCATTERBACKSCATTERBACKSCATTER
TOP
VIEW
ZONE OF
SIGNIFICANT
OCCUPANCY
BACKSCATTER
PROTECTION ZONE
BACKSCATTER SHIELD
RADIATION SAFETY: RADIATION SAFETY: RADIATION SAFETY: RADIATION SAFETY: BACKSCATTERBACKSCATTERBACKSCATTERBACKSCATTER
•MEASURED RADIATION ~ 1 mR/hr
•REDUCED RADIATION UP TO 10X
•‘EQUIVALENT’ 2 - METER SHIELD
•LEAD EQUIVALENT: 0.5mm
DETAIL: VERTICAL BACKSCATTER
DISTRIBUTION AT MAX DUTY CYCLE
0.00
25.00
50.00
75.00
100.00
125.00
150.00
175.00
200.00
0.1 1 10 100
Air kerma in one hour in mR at back plane of
instrument (workload 138 mAs)
Heig
ht
ab
ove f
loo
r (c
m)
With Shield Without Shield
NOMADNOMADNOMADNOMADTMTMTMTM IMAGE QUALITYIMAGE QUALITYIMAGE QUALITYIMAGE QUALITY
• HIGH QUALITY: HANDHIGH QUALITY: HANDHIGH QUALITY: HANDHIGH QUALITY: HAND----HELDHELDHELDHELD
• COMPARABLE TO CONVENTIONALCOMPARABLE TO CONVENTIONALCOMPARABLE TO CONVENTIONALCOMPARABLE TO CONVENTIONAL
• WORKS WITH FILM OR DIGITALWORKS WITH FILM OR DIGITALWORKS WITH FILM OR DIGITALWORKS WITH FILM OR DIGITAL
NOMADNOMADNOMADNOMADTMTMTMTM FILM MAGE QUALITYFILM MAGE QUALITYFILM MAGE QUALITYFILM MAGE QUALITY
Implant Check: 70kv, 2.0mA, 0.4s, DImplant Check: 70kv, 2.0mA, 0.4s, DImplant Check: 70kv, 2.0mA, 0.4s, DImplant Check: 70kv, 2.0mA, 0.4s, D----Speed Film. Courtesy Dr. Sutat Speed Film. Courtesy Dr. Sutat Speed Film. Courtesy Dr. Sutat Speed Film. Courtesy Dr. Sutat CharudilakaCharudilakaCharudilakaCharudilaka, , , ,
Head of Department of Dentistry, Police General Hospital, BangkoHead of Department of Dentistry, Police General Hospital, BangkoHead of Department of Dentistry, Police General Hospital, BangkoHead of Department of Dentistry, Police General Hospital, Bangkok Thailandk Thailandk Thailandk Thailand
NOMADNOMADNOMADNOMADTMTMTMTM FILM MAGE QUALITYFILM MAGE QUALITYFILM MAGE QUALITYFILM MAGE QUALITY
ROOT CANAL SERIES: 10 YEAR OLD FEMALE
DRILL MAIN CONE FILL CANAL ADJUSTMENT
70kv, 2.0mA, 0.4s, D70kv, 2.0mA, 0.4s, D70kv, 2.0mA, 0.4s, D70kv, 2.0mA, 0.4s, D----Speed Film. Courtesy Dr. Sutat Speed Film. Courtesy Dr. Sutat Speed Film. Courtesy Dr. Sutat Speed Film. Courtesy Dr. Sutat
CharudilakaCharudilakaCharudilakaCharudilaka, Head of Department of Dentistry, Police General , Head of Department of Dentistry, Police General , Head of Department of Dentistry, Police General , Head of Department of Dentistry, Police General
Hospital, Bangkok ThailandHospital, Bangkok ThailandHospital, Bangkok ThailandHospital, Bangkok Thailand
NOMADNOMADNOMADNOMADTMTMTMTM DIGITALDIGITALDIGITALDIGITAL IMAGE QUALITYIMAGE QUALITYIMAGE QUALITYIMAGE QUALITY
SKULL PHANTOM, 0.1 SEC
70KV 2.0mA OWANI CCD
HAND-HELD
SKELETONIZED SAMPLE, 0.02 SEC
60KV 2.3mA DEXIS CCD, HAND-HELD
Courtesy Dr. Bryan Chrz
WHYWHYWHYWHY NOMADNOMADNOMADNOMADTMTMTMTM IS ATTRACTIVE TO DENTISTS:IS ATTRACTIVE TO DENTISTS:IS ATTRACTIVE TO DENTISTS:IS ATTRACTIVE TO DENTISTS:
INCREASE OFFICE WORK INCREASE OFFICE WORK INCREASE OFFICE WORK INCREASE OFFICE WORK –––– FLOWFLOWFLOWFLOW
REDUCE CAPITAL EXPENDITURE FOR XREDUCE CAPITAL EXPENDITURE FOR XREDUCE CAPITAL EXPENDITURE FOR XREDUCE CAPITAL EXPENDITURE FOR X----RAYRAYRAYRAY
IMPROVE TREATMENT AND SERVICEIMPROVE TREATMENT AND SERVICEIMPROVE TREATMENT AND SERVICEIMPROVE TREATMENT AND SERVICE
PROVIDE TRUE PORTABILITYPROVIDE TRUE PORTABILITYPROVIDE TRUE PORTABILITYPROVIDE TRUE PORTABILITY
INTERNATIONAL DEMAND FORINTERNATIONAL DEMAND FORINTERNATIONAL DEMAND FORINTERNATIONAL DEMAND FOR NOMADNOMADNOMADNOMADTMTMTMTM
• CE MARK AVAILABLE MAY 2005CE MARK AVAILABLE MAY 2005CE MARK AVAILABLE MAY 2005CE MARK AVAILABLE MAY 2005
• ORDERS PLACEDORDERS PLACEDORDERS PLACEDORDERS PLACED
• EVALUATIONS UNDERWAYEVALUATIONS UNDERWAYEVALUATIONS UNDERWAYEVALUATIONS UNDERWAY
• 510(k) POSSIBLE JUNE 2005510(k) POSSIBLE JUNE 2005510(k) POSSIBLE JUNE 2005510(k) POSSIBLE JUNE 2005
…………....BATTERIES INCLUDEDBATTERIES INCLUDEDBATTERIES INCLUDEDBATTERIES INCLUDED !!!!!!!!
TSUNAMI ! DECEMBER 26, 2004TSUNAMI ! DECEMBER 26, 2004TSUNAMI ! DECEMBER 26, 2004TSUNAMI ! DECEMBER 26, 2004
• TESTED TESTED TESTED TESTED NOMADNOMADNOMADNOMADTMTMTMTM WITH ROYAL THAI POLICE WITH ROYAL THAI POLICE WITH ROYAL THAI POLICE WITH ROYAL THAI POLICE
DENTAL CLINIC EARLY DECEMBER 2005DENTAL CLINIC EARLY DECEMBER 2005DENTAL CLINIC EARLY DECEMBER 2005DENTAL CLINIC EARLY DECEMBER 2005
• NOMADNOMADNOMADNOMADTMTMTMTM REQUESTED BY ROYAL THAI POLICE REQUESTED BY ROYAL THAI POLICE REQUESTED BY ROYAL THAI POLICE REQUESTED BY ROYAL THAI POLICE
FOR DISASTER VICTIM ID (DVI)FOR DISASTER VICTIM ID (DVI)FOR DISASTER VICTIM ID (DVI)FOR DISASTER VICTIM ID (DVI)
• NOW PREFERRED DVI FORENSIC XNOW PREFERRED DVI FORENSIC XNOW PREFERRED DVI FORENSIC XNOW PREFERRED DVI FORENSIC X----RAY TOOLRAY TOOLRAY TOOLRAY TOOL
• OVER 1000 DVI PERFORMED OVER 1000 DVI PERFORMED OVER 1000 DVI PERFORMED OVER 1000 DVI PERFORMED
• EIGHT EIGHT EIGHT EIGHT NOMADNOMADNOMADNOMADTM TM TM TM UNITS IN OPERATIONUNITS IN OPERATIONUNITS IN OPERATIONUNITS IN OPERATION
NOMADNOMADNOMADNOMADTMTMTMTM PRESSED INTO SERVICE IN THAILANDPRESSED INTO SERVICE IN THAILANDPRESSED INTO SERVICE IN THAILANDPRESSED INTO SERVICE IN THAILAND
THE TASK AT HAND:
NOMADNOMADNOMADNOMADTMTMTMTM EMBRACED BY FORENSIC TEAMSEMBRACED BY FORENSIC TEAMSEMBRACED BY FORENSIC TEAMSEMBRACED BY FORENSIC TEAMS
Dr. Chris Richards, Forensic Dentist DVI
NOMADNOMADNOMADNOMADTMTMTMTM USED USED USED USED ‘‘‘‘ONONONON----SITESITESITESITE’’’’ FOR VICTIM IDFOR VICTIM IDFOR VICTIM IDFOR VICTIM ID
POSTPOSTPOSTPOST----MORTEM IMAGE USING MORTEM IMAGE USING MORTEM IMAGE USING MORTEM IMAGE USING NOMADNOMADNOMADNOMADTM TM TM TM WITH WITH WITH WITH
DENTRIX DIGITAL SENSORDENTRIX DIGITAL SENSORDENTRIX DIGITAL SENSORDENTRIX DIGITAL SENSOR
NOMADNOMADNOMADNOMADTMTMTMTM BEING ACQUIRED WORLDWIDEBEING ACQUIRED WORLDWIDEBEING ACQUIRED WORLDWIDEBEING ACQUIRED WORLDWIDE
• MULTIPLE INTERNATIONAL DVI TEAMSMULTIPLE INTERNATIONAL DVI TEAMSMULTIPLE INTERNATIONAL DVI TEAMSMULTIPLE INTERNATIONAL DVI TEAMS
• SHIPPED TO NUMEROUS COUNTRIESSHIPPED TO NUMEROUS COUNTRIESSHIPPED TO NUMEROUS COUNTRIESSHIPPED TO NUMEROUS COUNTRIES
• AMERICAN DENTISTS EAGERLY AWAITING FDA AMERICAN DENTISTS EAGERLY AWAITING FDA AMERICAN DENTISTS EAGERLY AWAITING FDA AMERICAN DENTISTS EAGERLY AWAITING FDA
510(k) CLEARANCE AND STATE APPROVAL510(k) CLEARANCE AND STATE APPROVAL510(k) CLEARANCE AND STATE APPROVAL510(k) CLEARANCE AND STATE APPROVAL
SUMMARYSUMMARYSUMMARYSUMMARY
• RADIATION LEVELS FAR BELOW FDA LIMITS RADIATION LEVELS FAR BELOW FDA LIMITS RADIATION LEVELS FAR BELOW FDA LIMITS RADIATION LEVELS FAR BELOW FDA LIMITS ( 21 CFR ( 21 CFR ( 21 CFR ( 21 CFR §1020.30(k) )1020.30(k) )1020.30(k) )1020.30(k) )
• HIGH QUALITY RADIOGRAPHIC IMAGESHIGH QUALITY RADIOGRAPHIC IMAGESHIGH QUALITY RADIOGRAPHIC IMAGESHIGH QUALITY RADIOGRAPHIC IMAGES
• NOMADNOMADNOMADNOMADTMTMTMTM IS SAFE AND EFFICACIOUSIS SAFE AND EFFICACIOUSIS SAFE AND EFFICACIOUSIS SAFE AND EFFICACIOUS