Fractura Rolando Bennet
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Transcript of Fractura Rolando Bennet
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Fracturadede
Rolando
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Hace 100 años …Hace 100 años …
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Rolando S. Fracture de la base du premier métacarpien et principalment surune varieté non encore dècrite. La Presse Medicale 1910 ; 33 : 303-4.
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Fractura-Luxación
de BennettFractura de Rolando
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CLASIFICACION
“Y” “T” Conminuta
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Fractura Rolando: Cualquier tipo de fractura intraarticular de la basedel primer metacarpiano.
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ANATOMIA
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Proyección Anteroposterior Proyección lateral
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Ligamentos articulaciónTMC
DRL
DRL: Ligamento dorsoradial
Elemento ligamentoso + estabilizador
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BIOMECANICA
Fuerzas de compresiónal realizar la pinza
IF: 3 KgMCF: 5,4 KgTMC: 12 Kg
120 Kg
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EPIDEMIOLOGIA
FRECUENCIA……................... 7 - 21% fracturas 1er MC
EDAD DE PRESENTACION…. 20 – 40 añosEDAD DE PRESENTACION…. 20 – 40 años
GENERO (Hombre/mujer)……. 10/1
MANO DOMINANTE (D/I)…….. 50 %
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ETIOLOGIACompresión axial sobre la cabeza del primer
metacarpiano, estando éste en flexión
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DIGANOSTICO CLINICO
• Dolor• Tumefacción• Impotencia funcional• Deformidad• Deformidad
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DIGANOSTICO RADIOGRAFICO
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TRATAMIENTO
• CONSERVADOR• CONSERVADOR
• QUIRURGICO
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TRATAMIENTO CONSERVADOR
Fracturas sin desplazamiento y/o
< 2mm incongruencia articular
Tiempo de inmovilización
4-6 semanas
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TRATAMIENTO QUIRURGICO
• Reducción cerrada y síntesis percutánea agujas K.• Tracción oblicua.• Reducción abierta y síntesis interna:- Mini placas.- Agujas de Kirschner• Fijación externa.
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ISELIN WAGNER WIGGINS
Reducción cerrada y síntesis percutánea agujas K.
Extraarticular Transarticular Endomedular
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T
Posición de reducción
T
1MC
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Tracción oblicua
Spangberg O, Thorten L. Bennett’s fracture. A method oftreatment with oblique traction. J Bone Joint Surg. 1963;45(B):732--736.
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Reducción abierta y síntesis interna:- Mini placas.- Agujas de Kirschner
Indicaciones: 3 fragmentos
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Cortesia del Dr. L. Saez de Ugarte
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Cortesia del Dr. L. Trigo
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Cortesia del Dr. L. Trigo
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Fijación externa
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Puntos de inserción de los clavos del fijador
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COMPLICACIONES
ARTROSIS TMC
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Traction radiograph with thumbin screw-home-torque opposition