Internal pacemaker; rough circular form; inner mechanics visible; encased in a yellow transparent rubber; two wire input tubes extending from bottom, one marked '+', the other '-'; closed protrusion to side; maker's name and mark imprinted to front surface in white.
Internal pacemaker; rough circular form; inner mechanics visible; encased in a yellow transparent rubber; two wire input tubes extending from bottom, one marked '+', the other '-'; closed protrusion to side; maker's name and mark imprinted to front surface in white.