Smoke inhalation safety device

Surgery – Respiratory method or device – Means for removing substance from respiratory gas

Patent

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Details

12820619, A62B 700

Patent

active

044023170

ABSTRACT:
A porous bag filled with relatively small, loose, oil coated wood chips permits sufficient air intake and adequately prevents smoke inhalation when placed over the nose and mouth while in most smoky atmospheres.

REFERENCES:
patent: 695403 (1902-03-01), Longden
patent: 2708932 (1955-05-01), Pipher
patent: 3284361 (1966-11-01), Rocchini et al.

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