Volar aspect of right hand

Branches of deep volar arch

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Image #105-3

Volar aspect of right hand

Branches of deep volar arch

Nutrient, perforating and muscular branches of the deep volar arch have been exposed by removing parts of the dorsal interosseous muscles. Other branches of the arch have been shown in previous views.

1. Deep palmar arch
2. Anterior metacarpal artery (cutoff)
3. Muscular branch of deep palmar arch (to dorsal interosseous muscle II)
4. Left pointer: Princeps pollicis artery Right pointer: Digital branch of radial artery
5. Muscular branch of deep palmar arch (to dorsal interosseus muscle I)
6. Perforating branch
7. Articular branch of deep palmar arch
8. Metacarpotrapezial joint capsule
9. Tubercle of trapezium bone
10. Radial artery
11. Flexor carpi radialis muscle (tendon of insertion)
12. Anterior carpal branch radial artery
13. Radius
14. Anterior interosseous artery
15. Left pointer: Distal radioulnar joint capsule Right pointer: Ulna
16. Anterior radiocarpal ligament
17. Flexor carpi ulnaris muscle (insertion)
18. Right pointer: Pisohamate ligament Left pointer: Pisometacarpal ligament
19. Articular branches of ulnar artery
20. Recurrent carpal branch of deep palmar arch
21. Perforating branches
22. Deep anterior branch ulnar artery (cut off)
23. Nutrient branches of deep palmar arch to metacarpals
24. Metacarpal V
25. Dorsal interosseous muscles II-IV (partially resected)