1 — Extensor pollicis brevis; 2 — Abductor pollicis longus; 3 — Extensor carpi radialis longus; 4 — Extensor carpi radialis brevis; 5 — Extensor pollicis longus; Tendon; 6 — Trapezoid; 7 — Dorsal interossei; 8 — Adductor pollicis; 9 — Tendinous sheath of flexor pollicis longus; 10 — Lumbricals; 11 — Tendinous sheath of extensor digitorum and extensor indicis; 12 — Tendinous sheath of extensor digiti minimi brevis; 13 — Dorsal interossei; 14 — Abductor digiti minimi; 15 — Capitate; 16 — Extensor carpi ulnaris