Circulative respiratory mask

Details Circulative respiratory mask Circulative respiratory mask

1985-08-26

1987-03-03

Recla, Henry J.

Surgery

Respiratory method or device

Means for supplying respiratory gas under positive pressure

12820615, A62B 700

Patent

active

046467327

ABSTRACT:
A circulative respiratory mask including a mask portion adapted for wearer's mouth and nose, a casing connected with the mask portion for fixing a driving motor, a pair of supplying air fans and a pair of exhausting air therein, and a pair of canisters respectively formed on both sides of the casing so that the air can be effectively circulated by the fans for comfortable breathing of the wearer.

REFERENCES:
patent: 4320755 (1982-03-01), Flint et al.
patent: 4478216 (1984-10-01), Dukowski
patent: 4502480 (1985-03-01), Yamamoto

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