Deformity Correction Usingthe IlizarovMethod Maurizio A.Maurizio A.CatagniCatagni, M.D., M.D

Deformity Correction Using

the Ilizarov MethodMaurizio A. Catagni, M.D.

Deformity Correction Using

the Ilizarov MethodMaurizio A. Maurizio A. CatagniCatagni, M.D., M.D.

M. A. CatagniM. A. CatagniM. A. Catagni

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Important:

The Ilizarov apparatus

allows dynamic

corrections!!!

Important:

The Ilizarov apparatus

allows dynamic

corrections!!!M. A. CatagniM. A. CatagniM. A. Catagni



StaticOvercorrection

with Plate:Valgus

Deformity

StaticOvercorrection

with Plate:Valgus

Deformity




StaticMalcorrection

with Plate:Procurvatum

Deformity

StaticMalcorrection

with Plate:Procurvatum

Deformity




Mechanical AxisConsiderations

Mechanical AxisConsiderations




Mechanical Axis of the

Lower Limb

Mechanical Axis of the

Lower Limb


And JointAlignmentAnd JointAlignment



How to Apply

The Hinges?

How to Apply

The Hinges?




SimpleAngular

Deformity

Where to Applythe Hinges?

SimpleAngular

Deformity

Where to Applythe Hinges?




HingesLocation:

In the Bisector of the angle of theDeformity

HingesLocation:

In the Bisector of the angle of theDeformity




Hinges Application, distraction and correction with open wedge

Hinges Application, distraction and correction with open wedge M. A. CatagniM. A. CatagniM. A. Catagni



UnstableApplication

UnstableApplication




StableApplication

StableApplication




Diaphiseal deformityDiaphisealDiaphiseal deformitydeformityM. A. CatagniM. A. CatagniM. A. Catagni



Pre-assembledFrame

Pre-assembledFrame




M. A. CatagniM. A. M. A. CatagniCatagni

Nonunion plus varus

Nonunion plus varus



M. A. CatagniM. A. M. A. CatagniCatagniHinges at the level of the deformityHinges at the level of the deformity



M. A. CatagniM. A. M. A. CatagniCatagni

Progressive correction

Progressive correction



M. A. CatagniM. A. M. A. CatagniCatagniFinalFinalPDF created with pdfFactory Pro trial version www.pdffactory.com


Distal DiaphysealDeformity

Distal DiaphysealDeformity


Valgus and RecurvatumOne Deformity in Oblique Plane

Valgus and RecurvatumOne Deformity in Oblique Plane



Oblique plane deformityOblique plane deformityOblique plane deformityM. A. CatagniM. A. CatagniM. A. Catagni




Hinges in Oblique PlaneHinges in Oblique Plane



FrameConstruction

FrameConstruction


Very Solid Hinges Application

Very Solid Hinges Application



End of CorrectionEnd of Correction




Final ResultFinal Result




Clinical Result and Function

Clinical Result and Function




RotationalDeformity:

ConcentricCorrection


ConcentricCorrection





EccentricCorrection


EccentricCorrection




Frame for tibial and femoral rotation

Frame for tibial and femoral rotation




Correctionwith

Translation

Correctionwith

Translation




External foot rotation and medial translation

External foot rotation and medial translation




TAYLOR SPATIAL FRAME



Clinical Advantages

• Variety of Indications• Computer accuracy• Multiple modes of application• Excellent Stability• No Frame Modifications• Residual Correction





ILIZAROV

• Anatomic hinges located at CORA

• Rotational and translation require frame modifications





Comparison of Ilizarov to Spatial

Deformity Spatial Ilizarov

Lengthening + + Angulation + + Translation in one plane + + Translation in two planes + - Rotation + - Residual Correction + -



SPATIAL FRAME VERSATILITY

• Malunions and Non Unions• Tibial Lengthening• Femoral Correction and Lengthening• Fractures• Bone Transport• Arthrodesis• Foot and Ankle• Joint Distraction













ComponentiComponentiM. A. CatagniM. A. CatagniM. A. Catagni










Deformità:• 20° varo

• 5° rotazione esterna

• 10 mm accorciamento

Deformità:• 20° varo

• 5° rotazione esterna

• 10 mm accorciamento




Filo di riferimento perpendicolareall’asse del segmento prossimale

Filo di riferimento perpendicolareall’asse del segmento prossimale




Anello perpendicolare all’asse del segmento prossimale

Anello perpendicolare all’asse del segmento prossimale



M. A. CatagniM. A. CatagniM. A. CatagniIncremento della stabilitàIncremento della stabilità




Anello distale non necessariamenteperpendicolare

Anello distale non necessariamenteperpendicolare



M. A. CatagniM. A. CatagniM. A. CatagniApplicazione delle aste di connessioneApplicazione delle aste di connessione



M. A. CatagniM. A. CatagniM. A. CatagniOsteotomiaOsteotomia



M. A. CatagniM. A. CatagniM. A. CatagniPDF created with pdfFactory Pro trial version www.pdffactory.com






















M. A. CatagniM. A. CatagniM. A. CatagniCorrezioneCorrezione













Frattura esposta in emergenzaFrattura esposta in emergenzaM. A. CatagniM. A. M. A. CatagniCatagni



Sintesi piatto e sostituzione con TSF ed estensione del montaggio alla gamba

Sintesi piatto e sostituzione con TSF ed estensione del montaggio alla gamba

M. A. CatagniM. A. M. A. CatagniCatagniPDF created with pdfFactory Pro trial version www.pdffactory.com


RiallineamentoRiallineamento



Inizio consolidazioneInizio consolidazioneM. A. CatagniM. A. M. A. CatagniCatagni



Avanzata consolidazione e sostituzione dei supporti

Avanzata consolidazione e sostituzione dei supporti



Buona funzione in attesa di rimozioneBuona funzione in attesa di rimozione



MALUNIONS



Deformità post traumatica tibia destra:varismo e ipometria

Deformità post traumatica tibia destra:varismo e ipometria



Correzione e allungamentoCorrezione e allungamento



A termine correzioneA termine correzione



In attesa di rimozione

In attesa di rimozione



FinaleFinale



Malunion with IM Nail









Tibia Nonunion First Generation TSF









CONGENITAL DEFORMITIES



MAFFUCCI SYNDROME



















Documents

Deformity Correction Usingthe IlizarovMethod Maurizio A.Maurizio A.CatagniCatagni, M.D., M.D