3M COMPANY 5863 3M™ Littmann®

A device designed to measure blood pressure consisting of an inflatable cuff that fits around a limb ( for controlling the air pressure within the cuff, an aneroid manometer, and tubing. The aneroid mano bellows, which expands as the pressure in the cuff increases, and a mechanical amplifier that transm lever to an indicator needle, which rotates around a circular, calibrated scale. The manometer may b on a table, or hand held(portable); blood pressure measurement is taken in conjunction with a stethoscope.