Surgery – Respiratory method or device – Means for mixing treating agent with respiratory gas
Patent
1990-05-17
1991-07-02
Burr, Edgar S.
Surgery
Respiratory method or device
Means for mixing treating agent with respiratory gas
12820418, 12820014, 12820029, 12820312, 12820325, 12820426, 128911, 128912, A61M 1608
Patent
active
050278096
ABSTRACT:
An attachment for a prior art, hand-held, aerosol generating nebulizer, which enables the patient by flexing a flexible hose containing adjustable exhalation holes to control range of passive to active exhalation resistance, and which also contains a one-way valve to prevent medication wastage, and yet, allow the patient to draw in room air as needed. Also, included is a circular or wide oval shaped mouthpiece that allows the patient to inhale freely without the restriction of the conventional flat mouthpiece.
REFERENCES:
patent: 3664337 (1972-05-01), Lindsey et al.
patent: 3762409 (1973-10-01), Lester
patent: 3826255 (1974-07-01), Havstad et al.
patent: 4253468 (1981-03-01), Lehmbeck
patent: 4446863 (1984-05-01), Rubin et al.
patent: 4512341 (1985-04-01), Lester
Burr Edgar S.
Raciti Eric P.
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