Hand or manus 1-Retinaculum 1-Retinaculum 2-synovial sheets 2-synovial sheets 3-hand’s...

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Transcript of Hand or manus 1-Retinaculum 1-Retinaculum 2-synovial sheets 2-synovial sheets 3-hand’s...

Hand or manusHand or manus

1-Retinaculum1-Retinaculum 2-synovial sheets2-synovial sheets 3-hand’s compartement3-hand’s compartement 4-musles of hand4-musles of hand 5-nerve5-nerve 6-artereris6-artereris

Synovial sheath

Cross over the retinaculum

Extensor retinaculum

Palmar Fascia

Palmar apeneurosis

Lat. palmar septumMedial palmar septum

Compartments of the hand

Central or middle compartement

Medial central space

Lateral central space

Muscles of the hand

1- Thenar muscles 2- Hypothenar muscles 3- Lumberical and interosseous muscles

Thenar muscles

1- Abductor pollicis brevis 2- Opponens pollicis 3- Flexsor pollicis brevis 4- Adductor pollicis

hypothenar muscles

1- palmaris brevis 2- Abductor digiti minimi 3- Flexor digiti minimi brevis 4- opponenes digiti

Lumbericals and interosseous

1- lumbrical muscles 2-dorsal interosseous muscles 3-palmar interosseus muscles

Median nerve Ulnar nerve

Ulnar nerve

1- superficial terminal br. 2- deep terminal br.

Median nerve

1- muscular br. 2- common palmar digital br. 3-proper palmar digital br.

Arteries

1- ulnar artery2- radial artery

branches of ulnar artery

1- superficial palmar arch2- deep palmar

branches of radial artery

1- dorsal carpal a. Dorsal carpal arch a. Dorsal metacarpal a. Dorsal digital a. 2- first dorsal metacarpal a. 3- princeps pollicis 4- radialis indicis 5-deep palmar arch Palmar metacarpal Recurrent br.

Proximal perforating

Distal perforating

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