MIDDLE FEMORAL REGION. 



251 



externally, and after crossing the artery, leaves the canal 

 at the point above indicated, and is distributed to the 

 skin of the knee and inner side of the leg. The anas- 



ViG. 42. 



21 22. 



Section of the right thigh at the apex of Scarpa's triangle. 1. Profunda ves- 

 sels. 2. Adductor longus. 3. Femoral vessels. 4. Superficial obturator nerve. 

 5. Sartorius. 6. Gracilis. 7. External cutaneous nerve. 8. Pectineus. 9. Rec- 

 tus femoris. 10. Adductor brevis. 11. Anterior crural nerve. 12. Deep obtura- 

 tor nerve. 13. External circumflex vessels. 14. Adductor magnus. 15. Tensor 

 fasciae femoris. 16. Semi-membrauosus. 17. Vastus internus and crureus. 18. 

 Semi-tendinosus. 19. Vastus externus. 20. Small sciatic nerve. 21. Biceps 

 femoris. 22. Great sciatic nerve. (HKATII.) 



tomotica magna artery is generally given off from the 

 trunk, just before the vessel becomes popliteal, that is, 

 before it passes through the adductor opening. 



The superficial femoral is easily compressed against the 

 femur, at the middle of the inner third of the thigh. 



7 O 



Ligature of the Femoral Artery in Hunter's Canal. 

 This operation is rarely performed nowadays, unless it 

 be for a wound in this portion of its course, the ligature 



