pisiform


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Related to pisiform: hamate, trapezoid bone

pi·si·form

 (pī′sə-fôrm′)
adj.
Resembling a pea in size or shape.
n.
A small bone at the junction of the ulna and the carpus.

[Latin pīsum, pea; see pea + -form.]

pisiform

(ˈpɪsɪˌfɔːm)
adj
(Biology) zoology botany resembling a pea
n
(Anatomy) a small pealike bone on the ulnar side of the carpus
[C18: via New Latin from Latin pīsum pea + forma shape]

pisiform

- Shaped like a pea.
See also related terms for pea.
ThesaurusAntonymsRelated WordsSynonymsLegend:
Noun1.pisiform - a small wrist bone that articulates only with the triquetralpisiform - a small wrist bone that articulates only with the triquetral
carpal, carpal bone, wrist bone - any of the eight small bones of the wrist of primates
References in periodicals archive ?
The electrodes of the neuromuscular monitor were applied to volar aspect of the wrist, so as to stimulate the ulnar nerve whose motor point is located at 1.5 to 2.5 cm proximal to the pisiform bone on the lateral aspect of the flexor carpi ulnaris tendon.
It enters the hand volar to the flexor retinaculum, lateral to the pisiform, and medial to the hamate.
The presence (ossification) or absence of the pisiform and adductor sesamoid bones is also noted.
It may also end in antebrachial fascia, tendon of flexor carpi ulnaris muscle, pisiform, scaphoid, etc.
``A sliver of bone has come away from the pisiform.
At the Wrist: The SUA passed superficial to the flexor retinaculam just lateral to the pisiform bone.
The triquetrum is identified manually as it sits just dorsal to the pisiform. The capsular incision is then continued in the radial direction splitting the dorsal intercarpal ligament, aiming towards the base of the thumb, making a sideways "V" capsular incision, with the capsule ending up as a radially based flap.
(11) The Regan Shuck test involves one hand placed with the thumb and index on the triquetrum and pisiform while the other hand is placed on the lunate and radial wrist.
The muscle may get inserted into the fascia of the fore arm, thenar fascia, hypothenar fascia, pisiform bone or scaphoid bone.
(14) The cervical spine was manipulated in the supine position using a spinous process contact and the thoracic spine in the prone position using a modified pisiform contact.
Fractures of the pisiform can be seen on a 30[degrees] supinated oblique radiograph, and fractures of the hook of the hamate can be observed on the carpal tunnel view.