APPARATUS FOR TAKING OFF BIOPOTENTIALS Russian patent published in 1995 - IPC

FIELD: medical technique. SUBSTANCE: apparatus for taking off biopotentials includes electrodes, arranged on an end wall of a matrix, having dents, freely engaging with cutouts of groove of an end wall of a housing, and with a socket portion, onto which coils of a spring are tightly put on; the spring, arranged in a cavity of the housing, is made of current conductive material. The spring cavity is filled by hygroscopic matter, such as cotton, impregnated by an electrolyte, being applied to a contact surface of the electrodes through ducts, formed by longitudinal openings of the matrix and of the electrodes. The electrodes have recesses for placing current conductive paste. EFFECT: increased service life period of the apparatus. 3 cl, 1 dwg