FIELD: medical engineering. SUBSTANCE: device has casing with scale graduated in mm of mercury column, and pointer. Movable frame with comb engageable with gear wheel is placed in the casing. The gear wheel is mounted on common axle with the pointer. Rod fixed on phonendoscope head and frame transfers pressure to the frame causing the pointer to swing by a value corresponding to the pressure applied. EFFECT: usability without foreign help. 2 dwg
Authors
Dates
2000-11-10—Published
1998-08-11—Filed