extensor carpi radialis brevis muscle

(redirected from Carpi radialis brevis)

ex·ten·sor car·pi ra·di·a·lis bre·vis mus·cle

(eks-ten'sŏr kahr'pī rā-dē-ā'lis brē')
Origin, lateral epicondyle of humerus; insertion, base of third metacarpal bone; action, extends and abducts wrist radially; nerve supply, radial.
Synonym(s): musculus extensor carpi radialis brevis [TA] , short radial extensor muscle of wrist.
References in periodicals archive ?
Vascularization of the tendons of the extensor pollicis longus, extensor carpi radialis longus and extensor carpi radialis brevis muscles.
Surface electromyography (sEMG) was used to measure muscle activity on four superficial muscles, Flexor digitorum superficialis, Flexor pollicis longus, Extensor digitorum communis, Extensor carpi radialis brevis, which give feedback independent of each other.
The extensor carpi radialis brevis did not have a reliable motor branch with variations in innervation by the radial nerve, PIN, and superficial radial nerve.
A marked reduction of activity in extensor carpi radialis brevis (44%) and biceps brachii (23%) was observed while the patient performed a gripping task with the scapula position actively corrected, compared to no correction.
To stabilize the wrist joint, the extensor carpi radialis brevis (ECRB) is usually engaged.
Lateral epicondylitis, or "tennis elbow," refers to chronic micro-tearing of the extensor carpi radialis brevis and/or extensor digitorum communis.
Pathology of the extensor tendon is thought to originate with the extensor carpi radialis brevis (ECRB) and may additionally incorporate the extensor carpi radialis longus (ECRL), and extensor carpi ulnaris (ECU) muscles.
The WDFHO enables persons with tetraplegic SCI to attain a functional tenodesis grasp that creates enough passive tension in the paralyzed thumb and finger flexor muscles (such as flexor pollicis longus, flexor digitorum superficialis, and flexor digitorum profundus) with active wrist extension by contraction of the innervated extensor carpi radialis brevis (ECRB) and extensor carpi radialis longus (ECRL).
1) A radial mass which differentiates into Brachioradialis, Extensor Carpi radialis longus and Extensor Carpi radialis brevis.
This is due to the relative preservation of the extensor carpi radialis longus (ECRL) along with a non-functional extensor carpi ulnaris (ECU) that is dynamically not balancing the action of the functioning ECRL and extensor carpi radialis brevis (ECRB) muscles.
This anomalous muscle has been described as a flexor carpi radialis brevis (FCRB) muscle.