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 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

StableApplication

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

Pre-assembledFrame

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

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

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

Distal DiaphysealDeformity

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

Very Solid Hinges Application

End of CorrectionEnd of Correction

Final ResultFinal Result

Clinical Result and Function

RotationalDeformity:

ConcentricCorrection

EccentricCorrection

Frame for tibial and femoral rotation

Correctionwith

Translation

Correctionwith

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

Anello perpendicolare all’asse del segmento prossimale

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

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

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

Buona funzione in attesa di rimozioneBuona funzione in attesa di rimozione

MALUNIONS

Deformità post traumatica tibia destra:varismo e ipometria

Correzione e allungamentoCorrezione e allungamento

A termine correzioneA termine correzione

In attesa di rimozione

FinaleFinale

Malunion with IM Nail

Tibia Nonunion First Generation TSF

CONGENITAL DEFORMITIES

MAFFUCCI SYNDROME

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

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