RevisiondeAcetabulo_

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Revisión del acetábulo Módulo de Cadera Dr. Jorge Luis de la Vega Barraza Residente de 4to año  Asesores: Dr. Arnoldo Abrego Treviño Dr. Tomás Ramos Morales Dr. Victor M. Sepúlveda Oyervides

description

medicina

Transcript of RevisiondeAcetabulo_

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Revisión del acetábuloMódulo de Cadera

Dr. Jorge Luis de la Vega BarrazaResidente de 4to año  Asesores:

Dr. Arnoldo Abrego TreviñoDr. Tomás Ramos Morales

Dr. Victor M. Sepúlveda Oyervides

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INTRODUCCIÓN

Revisión de ATC 17% por año

Reconstrucción acetabular 

Manejo controversial

Sporer SM, Paprosky WG, O Rourke M: Managing Bone

Loss in acetabular revision: selected instructional course

lecture. J Bone Joint Surg Am 2005; 87-A(7): 1620-30.

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INDICACIONES

 Aflojamiento aséptico sintomático

Inestabilidad

Infección

OsteolisisDesgaste

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Contraindicaciones

Infección severa

Baja esperanza de vida

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La planificación preoperatoria es el primer ymás importante paso al realizar una

artroplastia de revisión de cadera.

Kearns SR, McDonald SJ. Preoperative radiographic evaluation and

classification of defects. Chapter 32. Surgical treatment of hip arthritis.

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PLANIFICACIÓN

EVALUACIÓN RADIOLÓGICA

-Rx. AP Pelvis-Rx. AP y LAT Cadera

-Proyecciones Judet

• ESTUDIOS COMPLEMENTARIOS

-TC-Angiografía

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PLANIFICACIÓN

• IDENTIFICAR DISEÑO DEL IMPLANTE

• PRUEBAS DE LABORATORIO

-BH completa-VSG

-PCR• ARTROCENTESIS

Barrack RL, Harris WH. The value of aspiration of the hip jointbefore revision total hip arthroplasty. J Bone Joint Surg Am

1993; 75:66-76.

- QS- Perfil bioquímico

- Perfil nutricional

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La cantidad de pérdida ósea y la migración delcomponente acetabular son elementosfundamentales para planificar una revisión

acetabular.

Gerber A, Pisan M, Zurakowski D: Ganz reinforcement ring for

reconstruction of acetabular defects in revision total Hip

Arthroplasty. J Bone Joint Surg Am 2003; 85-A(12): 2358-64.

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clasificaciones

Paprosky

Gross

 AAOS

HarrisLombardi

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clasificación

 AAOS

I. Defecto segmentarioII. Defecto cavitarioIII. Defecto combinadoIV. Discontinuidad pélvica

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 AAOS

Tipo I defecto segmentario

D'Antonio JA, et al. Classification andmanagement of acetabular deformities in totalhip arthroplasty. CORR 1989; 243: 126-137.

Pérdida del soporte óseo delanillo acetabular 

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 AAOS

Tipo II defecto cavitario

D'Antonio JA, et al. Classification andmanagement of acetabular deformities in totalhip arthroplasty. CORR 1989; 243: 126-137.

Pérdida de hueso del fondocon anillo intacto

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 AAOS

Tipo III defecto combinado

D'Antonio JA, et al. Classification and

management of acetabular deformities in totalhip arthroplasty. CORR 1989; 243: 126-137.

Combinación de los dosdefectos

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 AAOS

Tipo IV discontinuidad pélvica

D'Antonio JA, et al. Classification and

management of acetabular deformities in totalhip arthroplasty. CORR 1989; 243: 126-137.

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clasificación

Paprosky

I. Mínimo defecto óseo

IIA. Defecto superior pequeñoIIB. No hay cúpula superior IIC. Defecto de pared medialIIIA. Pérdida ósea grave

IIIB. Osteolisis severa

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paprosky

Defecto acetabular tipo I

Paprosky WG, Perona PG, Lawrence JM. Acetabular defectclassification and surgical reconstruction in revision arthroplasty. A

six year follow-up evaluation. J Arthroplasty 1994; vol. 9.

- Lisis focal-Anillo y columnas

intactas

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Defecto acetabular tipo IIA

Paprosky WG, Perona PG, Lawrence JM. Acetabular defectclassification and surgical reconstruction in revision arthroplasty. A

six year follow-up evaluation. J Arthroplasty 1994; vol. 9.

- Lisis superomedial

- Migración <3 cm- Kohler grado 1

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Defecto acetabular tipo IIB

- Deficiencia de ⅓ anillosuperior - Kohler grado I-II

- Migración < 3 cm

Paprosky WG, Perona PG, Lawrence JM. Acetabular defectclassification and surgical reconstruction in revision arthroplasty. A

six year follow-up evaluation. J Arthroplasty 1994; vol. 9.

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Defecto acetabular tipo IIC

- Anillo intacto- Kohler grado III- Migración: < 3 cm

Paprosky WG, Perona PG, Lawrence JM. Acetabular defectclassification and surgical reconstruction in revision arthroplasty. Asix year follow-up evaluation. J Arthroplasty 1994; vol. 9.

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Defecto acetabular tipo IIIA

- Lisis lágrima moderada- Lisis isquiática moderada- Kohler grado II-III- Migración >3 cm

Paprosky WG, Perona PG, Lawrence JM. Acetabular defectclassification and surgical reconstruction in revision arthroplasty. Asix year follow-up evaluation. J Arthroplasty 1994; vol. 9.

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Defecto acetabular tipo IIIB

- Lisis lágrima severa- Lisis isquiática severa- Kohler grado III- Migración > 3 cm

Paprosky WG, Perona PG, Lawrence JM. Acetabular defectclassification and surgical reconstruction in revision arthroplasty. Asix year follow-up evaluation. J Arthroplasty 1994; vol. 9.

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abordaje algoritmico

El centro decadera >3 cm porencima del centro

nativo

Press fit concomponente

prueba

Medial alínea deKohler 

Existe el potencial deuna fijación biológica

duradera con unacopa hemisferica

Forma deremodelación

acetabular 

Tipo IIA (defecto cavitario)

*Copa hemisférica

Tipo IIB (defecto segmentario <30%)*Copa hemisférica

Tipo IIC (protrusio)*Aloinjerto esponjoso medial

*Copa hemisféricaTipo IIIA (remodelación esférica)

*Copa Jumbo

Tipo IIIA (remodelación oblonga)

*Injerto estructural femoral distal*Copa trabecular metálica conaumento superior *Copa Oblonga

Si

NoSi

No

Si

No

Esférica

Si Oblonga

Sporer SM, Paprosky WG, O Rourke M: Managing Bone

Loss in acetabular revision: selected instructional course

lecture. J Bone Joint Surg Am 2005; 87-A(7): 1620-30.

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abordaje algoritmico

El centro decadera >3 cmpor encima delcentro nativo

Existe el potencialde una fijaciónbiológica duradera

con una copahemisferica

Discontinuidadpélvica

Potencial decuración

Tipo IIIB sin discontinuidadFijación no biológica*Aloinjerto con anillo

Fijación biológica* Aumentos con metal trabecular 

* Implantes personalizados

Tipo IIIB (discontinuidad aguda)Compresión*Anillo con placa y aloinjerto

*Placa interna con metal trabecular 

Tipo IIIB (discontinuidad crónica)Distracción

* Trasplante acetabular * Aumentos con metal trabecular * Implante personalizado

Si No

No

No

Si

Si

Sporer SM, Paprosky WG, O Rourke M: Managing Bone

Loss in acetabular revision: selected instructional course

lecture. J Bone Joint Surg Am 2005; 87-A(7): 1620-30.

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TÉCNICA QUIRÚRGICA

 Abordaje

OsteotomíaToma de cultivos

Instrumental adecuadoMúltiples implantes

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opciones

Copa cementada

 Aloinjerto estructurado +

copa cementada ± anillo dereforzamiento

Empaquetamiento óseo ±anillo de reforzamiento

Injerto acetabular total

Copa porosa no cementada

Copa Jumbo

Copa Oblonga

Copa porosa no cementada ±aloinjerto estructurado

Copa porosa + aumentosmetálicos trabeculares

No biológicas Biológicas

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GOLD STANDARD

Uso de componentes acetabulares porososno cementados para la realización derevisiones acetabulares

Templeton JE, Callaghan JJ, Goetz DD, Sullivan PM, Johnston RC.Revision of a cemented acetabular component to a cementlessacetabular compo- nent. A ten to fourteen-year follow-up study. J BoneJoint Surg Am. 2001;83:1706-11.

Gaffey JL, Callaghan JJ, Pedersen DR, Goetz DD, Sullivan PM,Johnston RC. Cementless acetabular fixation at fifteen years. Acomparison with the same surgeon’s results following acetabularfixation with cement. J Bone Joint Surg Am. 2004;86:257-61.

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implantes

 ALOINJERTOS

Triturado

Estructural

Gross AE, Blackley H, Wong P, Saleh K, Woodgate I, The

role of allografts in revision arthroplasty of the hip, J

Bone Joint Surg Am. 2002;84:655-667.

Sporer SM, O'Rourke M, Chong P, Paprosky WG, The use of structural

distal femoral allografts for acetabular reconstruction. Average Ten-Year

Follow-Up, J Bone Joint Surg Am. 2005;87:760-765.

96% éxito a 10 años

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implantes

COPA JUMBO

Dearborn JT, Harris WH. Acetabular revision arthroplasty using

so- called jumbo cementless components: an average 7-year

follow-up study. J Bone Joint Surg Am. 2006;88:559-563.

Whaley AL, Berry DJ, Harmsen WS, Extra-large uncemented

hemispherical acetabular components for revision total hip

arthroplasty. J Bone Joint Surg Am. 2001;83:1352-1357.

95% éxito a 10 años

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IMPLANTES

COPA OBLONGA

Chen WM, C. Anderson Engh, Hopper RH, McAuley JP, Engh CA, Acetabular

Revision with Use of a Bilobed Component Inserted without Cement in Patients Who

Have Acetabular Bone-Stock Deficiency. J Bone Joint Surg Am. 2000;82:197-206.

Falla 25% a 5 años

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IMPLANTES

 ANILLO DE REFORZAMIENTO

Falla 25% a 5 años

Goodman S, Saastamoinen H, Shasha N, Gross A: Complications

of ilioischial reconstruction rings in revision total hip arthroplasty. J

Arthroplasty 2004; 19: 436-46.

Winter E, Piert M, Volkmann R, et al: Allogenic cancellous bone graft and a

Burch-Schneider ring for acetabular reconstruction in revision hip arthroplasty.

 J Bone Joint Surg [Am] 2001; 83-A: 862-7.

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IMPLANTES

EMPAQUETAMIENTO OSEO

Slooff TJ, Huiskes R, Van Horn J, Lemmens AJ, Bone

grafting in total hip replacement for acetabular

 protrusion, Acta Orthop Scand 1984, 55: 593-596.

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implantes

COPA TRABECULAR CON AUMENTOS

Sporer SM, Paprosky WG, The use of a trabecular metal

acetabular component and trabecular metal augment for severe

acetabular defects, J Arthroplasty. 2006 Sep;21(6 Suppl 2):83-6.

Éxito 92% a 6 años

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IMPLANTES

IMPLANTES PERSONALIZADO TRIFLANGE

DeBoer DK, Christie MJ, Brinson MF, Morrison JC,

Revision Total Hip Arthroplasty for Pelvic Discontinuity,

J Bone Joint Surg Am. 2007;89:835-840.