Gas mask nose occluder

Details Gas mask nose occluder Gas mask nose occluder

1988-06-29

1990-05-22

Burr, Edgar S.

Surgery

Respiratory method or device

Means for preventing nasal inhalation

12820623, A62B 700

Patent

active

049268538

ABSTRACT:
An improvement to a face mask is disclosed which has two eyepieces, a pliable full face covering, breathing means and means for sealing and securing the mask to the face of a wearer. The improvement being nose occluding means which include a pair of prong members made of a rigid material. Each prong member is adjustably attached at one end thereof to a lower rim portion of a respective eyepiece at an angle with respect thereto so that it is directed inwardly toward the nose of the wearer. A method of nose occlusion in order to perform the valsalva maneuvre utilizing the improved face mask is also disclosed.

REFERENCES:
patent: 276699 (1883-05-01), McIntosh
patent: 690663 (1902-01-01), Pratt
patent: 1978994 (1934-10-01), Fortunato
patent: 2108256 (1938-02-01), Dym
patent: 3004535 (1961-10-01), Nielson
patent: 3266490 (1966-08-01), Klinger et al.
patent: 3747599 (1973-07-01), Malmin
patent: 4231359 (1980-11-01), Martin
patent: 4294243 (1981-10-01), Ernsting et al.
patent: 4452240 (1984-06-01), Moretti
patent: 4667667 (1987-05-01), Schnoor et al.

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