1 — Radial veins; 2 — Anterior interosseous veins; 3 — Brachial veins; 4 — Thoracodorsal vein; 5 — Thoraco-epigastric vein; 6 — Axillary vein; 7 — Subclavian vein; 8 — Ulnar veins; 9 — Deep venous palmar arch; 10 — Palmar metacarpal veins; 11 — Palmar digital veins