1 — Anterior interosseous artery; 2 — Dorsal carpal arch; 3 — Extensor carpi radialis longus; Tendon; 4 — Extensor carpi radialis brevis; Tendon; 5 — Radial artery; 6 — Dorsal interossei; 7 — Princeps pollicis artery; 8 — Adductor pollicis; 9 — Dorsal metacarpal arteries; 10 — Dorsal digital arteries; 11 — Proper palmar digital arteries; 12 — Extensor digitorum longus; Tendon; 13 — Ulnar artery, dorsal carpal branch; 14 — Radial artery, dorsal carpal branch; 15 — Dorsal carpal arch; 16 — Interosseous membrane
