Ramselaar, J.M.

tendon thumb opposition muscle finger transfer extensor flexor longu nerve pollici motor ulnar phalanx metacarpal wrist reconstruction movement index finger abductor flexion power brevi insertion paralysis function opposition tendon transfer method bone jt surg carpi abduction thenar index thenar muscles pulley result metacarpo-phalangeal tendon transfer position abductor pollicis longus extensor carpi ulnaris extensor pollicis longus extension ulnari flexor pollicis longus volar side patient volar precision handling direction palmari palmaris longus ligament tendons tendon transfers palmaris longus tendon middle adduction abductor brevis superficiali flexor carpi ulnaris carpal ligament dorsal carpo-metacarpal lesion ulnar nerve opposition reconstruction precision adduction tendon transfer ring finger recovery action ulnar side abductor pollicis brevis flexor pollicis brevis flexor superficialis tendon joint pronation carpal dorsal side