Inguinal Region & Secrotum Abdomen, Pelvis & Perineum Unit Lecture 2 د. حيدر جليل الأعسم.
CONSTANZA REGION INGUINAL
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Transcript of CONSTANZA REGION INGUINAL
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REGION INGUINALTRAYECTO INGUINALANATOMIA Y FISIOLOGIA ANATOMIA Y FISIOLOGIA QUIRURGICASQUIRURGICAS
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CUADRILATERO DE FRUCHAUD
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TCSTCS
**FASCIA DE CAMPER **FASCIA DE SCARPA
**FASCIA CRIBIFORMIS
**LIGAMENTO DE PETREQUIN
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PLANO MUSCULO APONEUROTICO
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OBLICUO MAYOR
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OBLICUO MENOR
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TRIANGULO DE HESSERT
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ORIFICIO MIOPECTINEO DE FRUCHAUD
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ORIFICIO MIOPECTINEO DE FRUCHAUD
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MUSC TRANSVERSO Y TRIANGULO DE HESSELBACH
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VASOS SUBCUTANEOS
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NERVIOS INGUINOCRURALES
1. Abdominog. Mayor: T1. Rama abdominal y genitocrural.
2. Abdominog. Menor: 25% de los casos.
3. Femorocutaneo: L2.4. Genitocrural: L3. Rama
crural y rama genital.5. Crural: L2 L3 L4
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TRAYECTO INGUINAL Entre el IOS y el OIP, 4-4.5 cm. de longitud, dirección de
afuera-adentro/ arriba-abajo/ atrás/adelante. Creado por el descenso de las gónadas y ocupado en el
hombre: cordón espermático, mujer: ligamento redondo.
PARED ANTERIOR: aponeurosis del OM PARED POSTERIOR: *Región externa: FT reforzada por Lig. de Hesselbach *Region media: solo FT. Debilidad Hessert/Hesselbach *Region interna: FT + Tendon Conj. + Lig. de Colles + Ligam. De Henle. BORDE INFERIOR: limitada por la Cintilla de Thompson
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FISIOLOGIA
Mecanismos activos y pasivos que evitan la protrusion del saco visceral fuera del conducto inguinal
**Situación oblicua del conducto inguinal.**Adherencia del OIP/OIS cuando aumenta la presión intraabd. **Contracción muscular del Om y el Transv. elevando el OIP.**Reubicación tendinosa de inserción del Om y Transv. tras la
contracción muscular reduciendo la zona débil. **Contracción del músculo Cremaster quien eleva el cordón
espermático hacia el OIP y lo adhiere sobre el.
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MUCHAS GRACIAS