Muscle function assessment

Details Muscle function assessment Muscle function assessment

A - Human Necessities

61

B

A61B 5/22 (2006.01) A61B 5/05 (2006.01) A61B 5/11 (2006.01)

Patent

CA 2140761

An apparatus (10) is disclosed which may be employed for determining the relaxation rate of a muscle which has been caused to contract in response to an electrical stimulus. The apparatus comprises a means (13) for supporting the forearm and wrist of a person in a particular palm-up position with the wrist extended; a means (47) for measuring the force exerted upon a load cell (43) by the person's thumb during a test cycle, a means (70) for providing an electrical stimulus to the person's ulnar nerve, and a computer (65) for receiving, storing, plotting and analyzing the force data collected by the transducer (43).

On décrit un appareil (10) utilisable dans la détermination de la vitesse de relaxation d'un muscle dont on a provoqué la contraction par une stimulation électrique. L'appareil comprend un moyen (13) pour supporter l'avant-bras et le poignet du sujet, qui doit adopter une position spécifique avec la paume de la main tournée vers le haut et le poignet étendu. De plus, il comprend un moyen (47) de mesure de la force exercée sur une cellule de mesure (43) par le pouce du sujet pendant un cycle d'essai; un moyen (70) pour l'application d'une stimulation électrique au nerf cubital, et un ordinateur (65) qui reçoit, stocke, trace et analyse les données de force captées par le capteur (43).

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