RESPIRATORY SIMULATOR Russian patent published in 2005 - IPC

FIELD: medical equipment, applicable for curative prophylaxis and for drug therapy of patients with bronchopulmonary diseases.

SUBSTANCE: the respiratory simulator consists of a mouthpiece - air conduit, casing with a cover, ball and a seat with a central hole making up a check valve. The check valve is made for closing at an expiration, its seat is made inside the casing in the form of a tapered recess in it and a central hole, by-pass channels are additionally made in the casing, a perforated diaphragm for limiting the ball motion is installed under the ball. The by-pass channels are made for adjustment of their area at an expiration or at an inhale, or simultaneously at an expiration and inhale and have a means for adjustment of the area of the by-pass channels. The means for adjustment of the area of the by-pass channels is made in the form of combined radial holes in the casing and ring and/or in the cover, and the cover and/or ring are made for restricted turning relative to the casing. The perforated diaphragm is made for tightening of the ball to the seat.

EFFECT: enhanced efficiency of treatment and simplified construction of the simulator.

14 cl, 16 dwg