Breathing device

Details Breathing device Breathing device

1997-07-31

1999-08-17

Weiss, John G.

Surgery

Respiratory method or device

Means for removing substance from respiratory gas

12820024, 12820113, 12820417, A62B 710, A62B 2302

Patent

active

059378565

ABSTRACT:
A breathing device that includes a mouth piece that is insertable into the mouth to improve breathing. The mouth piece has an opening defined therethrough to permit exhaling and inhaling of air. A filter holder is attached at a substantially right angle to the mouth piece and has a channel defined therethrough. A removable filter is disposed inside the channel and comprises a corrugated sheet metal that permits condensation of air on the sheet metal when air is exhaled through the mouth piece and into the filter.

REFERENCES:
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patent: 4478215 (1984-10-01), Hanlon
patent: 4491130 (1985-01-01), Pasternack
patent: 4520509 (1985-06-01), Ward
patent: 4641644 (1987-02-01), Andersson et al.
patent: 4671268 (1987-06-01), Hunt
patent: 5065745 (1991-11-01), Meier
patent: 5438918 (1995-08-01), Hardester
patent: 5590644 (1997-01-01), Rosenkoetter

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