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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
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StaticOvercorrection
with Plate:Valgus
Deformity
StaticOvercorrection
with Plate:Valgus
Deformity
M. A. CatagniM. A. CatagniM. A. Catagni
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StaticMalcorrection
with Plate:Procurvatum
Deformity
StaticMalcorrection
with Plate:Procurvatum
Deformity
M. A. CatagniM. A. CatagniM. A. Catagni
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Mechanical AxisConsiderations
Mechanical AxisConsiderations
M. A. CatagniM. A. CatagniM. A. Catagni
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Mechanical Axis of the
Lower Limb
Mechanical Axis of the
Lower Limb
M. A. CatagniM. A. CatagniM. A. Catagni
And JointAlignmentAnd JointAlignment
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How to Apply
The Hinges?
How to Apply
The Hinges?
M. A. CatagniM. A. CatagniM. A. Catagni
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SimpleAngular
Deformity
Where to Applythe Hinges?
SimpleAngular
Deformity
Where to Applythe Hinges?
M. A. CatagniM. A. CatagniM. A. Catagni
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HingesLocation:
In the Bisector of the angle of theDeformity
HingesLocation:
In the Bisector of the angle of theDeformity
M. A. CatagniM. A. CatagniM. A. Catagni
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Hinges Application, distraction and correction with open wedge
Hinges Application, distraction and correction with open wedge M. A. CatagniM. A. CatagniM. A. Catagni
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UnstableApplication
UnstableApplication
M. A. CatagniM. A. CatagniM. A. Catagni
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StableApplication
StableApplication
M. A. CatagniM. A. CatagniM. A. Catagni
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Diaphiseal deformityDiaphisealDiaphiseal deformitydeformityM. A. CatagniM. A. CatagniM. A. Catagni
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Pre-assembledFrame
Pre-assembledFrame
M. A. CatagniM. A. CatagniM. A. Catagni
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M. A. CatagniM. A. M. A. CatagniCatagni
Nonunion plus varus
Nonunion plus varus
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M. A. CatagniM. A. M. A. CatagniCatagniHinges at the level of the deformityHinges at the level of the deformity
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M. A. CatagniM. A. M. A. CatagniCatagni
Progressive correction
Progressive correction
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M. A. CatagniM. A. M. A. CatagniCatagniFinalFinalPDF created with pdfFactory Pro trial version www.pdffactory.com
Distal DiaphysealDeformity
Distal DiaphysealDeformity
M. A. CatagniM. A. CatagniM. A. Catagni
Valgus and RecurvatumOne Deformity in Oblique Plane
Valgus and RecurvatumOne Deformity in Oblique Plane
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Oblique plane deformityOblique plane deformityOblique plane deformityM. A. CatagniM. A. CatagniM. A. Catagni
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M. A. CatagniM. A. CatagniM. A. Catagni
Hinges in Oblique PlaneHinges in Oblique Plane
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FrameConstruction
FrameConstruction
M. A. CatagniM. A. CatagniM. A. Catagni
Very Solid Hinges Application
Very Solid Hinges Application
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End of CorrectionEnd of Correction
M. A. CatagniM. A. CatagniM. A. Catagni
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Final ResultFinal Result
M. A. CatagniM. A. CatagniM. A. Catagni
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Clinical Result and Function
Clinical Result and Function
M. A. CatagniM. A. CatagniM. A. Catagni
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RotationalDeformity:
ConcentricCorrection
RotationalDeformity:
ConcentricCorrection
M. A. CatagniM. A. CatagniM. A. Catagni
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RotationalDeformity:
EccentricCorrection
RotationalDeformity:
EccentricCorrection
M. A. CatagniM. A. CatagniM. A. Catagni
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Frame for tibial and femoral rotation
Frame for tibial and femoral rotation
M. A. CatagniM. A. CatagniM. A. Catagni
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Correctionwith
Translation
Correctionwith
Translation
M. A. CatagniM. A. CatagniM. A. Catagni
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External foot rotation and medial translation
External foot rotation and medial translation
M. A. CatagniM. A. CatagniM. A. Catagni
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TAYLOR SPATIAL FRAME
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Clinical Advantages
• Variety of Indications• Computer accuracy• Multiple modes of application• Excellent Stability• No Frame Modifications• Residual Correction
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ILIZAROV
• Anatomic hinges located at CORA
• Rotational and translation require frame modifications
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Comparison of Ilizarov to Spatial
Deformity Spatial Ilizarov
Lengthening + + Angulation + + Translation in one plane + + Translation in two planes + - Rotation + - Residual Correction + -
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SPATIAL FRAME VERSATILITY
• Malunions and Non Unions• Tibial Lengthening• Femoral Correction and Lengthening• Fractures• Bone Transport• Arthrodesis• Foot and Ankle• Joint Distraction
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ComponentiComponentiM. A. CatagniM. A. CatagniM. A. Catagni
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ComponentiComponentiM. A. CatagniM. A. CatagniM. A. Catagni
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ComponentiComponentiM. A. CatagniM. A. CatagniM. A. Catagni
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M. A. CatagniM. A. CatagniM. A. Catagni
Deformità:• 20° varo
• 5° rotazione esterna
• 10 mm accorciamento
Deformità:• 20° varo
• 5° rotazione esterna
• 10 mm accorciamento
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M. A. CatagniM. A. CatagniM. A. Catagni
Filo di riferimento perpendicolareall’asse del segmento prossimale
Filo di riferimento perpendicolareall’asse del segmento prossimale
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M. A. CatagniM. A. CatagniM. A. Catagni
Anello perpendicolare all’asse del segmento prossimale
Anello perpendicolare all’asse del segmento prossimale
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M. A. CatagniM. A. CatagniM. A. CatagniIncremento della stabilitàIncremento della stabilità
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M. A. CatagniM. A. CatagniM. A. Catagni
Anello distale non necessariamenteperpendicolare
Anello distale non necessariamenteperpendicolare
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M. A. CatagniM. A. CatagniM. A. CatagniApplicazione delle aste di connessioneApplicazione delle aste di connessione
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M. A. CatagniM. A. CatagniM. A. CatagniOsteotomiaOsteotomia
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M. A. CatagniM. A. CatagniM. A. CatagniCorrezioneCorrezione
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Frattura esposta in emergenzaFrattura esposta in emergenzaM. A. CatagniM. A. M. A. CatagniCatagni
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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
M. A. CatagniM. A. M. A. CatagniCatagniPDF created with pdfFactory Pro trial version www.pdffactory.com
Inizio consolidazioneInizio consolidazioneM. A. CatagniM. A. M. A. CatagniCatagni
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Avanzata consolidazione e sostituzione dei supporti
Avanzata consolidazione e sostituzione dei supporti
M. A. CatagniM. A. M. A. CatagniCatagniPDF created with pdfFactory Pro trial version www.pdffactory.com
Buona funzione in attesa di rimozioneBuona funzione in attesa di rimozione
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MALUNIONS
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Deformità post traumatica tibia destra:varismo e ipometria
Deformità post traumatica tibia destra:varismo e ipometria
M. A. CatagniM. A. M. A. CatagniCatagniPDF created with pdfFactory Pro trial version www.pdffactory.com
Correzione e allungamentoCorrezione e allungamento
M. A. CatagniM. A. M. A. CatagniCatagniPDF created with pdfFactory Pro trial version www.pdffactory.com
A termine correzioneA termine correzione
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In attesa di rimozione
In attesa di rimozione
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FinaleFinale
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Malunion with IM Nail
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Tibia Nonunion First Generation TSF
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CONGENITAL DEFORMITIES
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MAFFUCCI SYNDROME
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