1 — Interosseous membrane; 2 — Posterior interosseous artery; 3 — Extensor digitorum; 4 — Abductor pollicis longus; Tendon; 5 — Extensor pollicis longus; Tendon; 6 — Radius; 7 — Wrist joint; 8 — Lunate; 9 — Dorsal carpal arch; 10 — Capitate; 11 — Metacarpal [III]; Base of metacarpal; 12 — Palmar interosseus [II]; 13 — Dorsal interosseus [III]; 14 — Dorsal metacarpal artery [III]; 15 — Dorsal digital arteries; 16 — Middle phalanx; 17 — Distal phalanx; 18 — Tendon sheath; 19 — Proximal phalanx; 20 — Proper palmar digital arteries; 21 — Lumbrical [III]; Tendon; 22 — Common palmar digital artery [III]; 23 — Superficial palmar arch; 24 — Palmar metacarpal artery [III]; 25 — Palmar aponeurosis; 26 — Palmar carpal arch; 27 — Flexor digitorum superficialis; Tendon; 28 — Flexor retinaculum; 29 — Flexor digitorum profundus;
Tendon; 30 — Pronator quadratus; 31 — Anterior interosseous artery
