Surgery – Respiratory method or device – Means for preventing nasal inhalation
Patent
1978-12-08
1981-10-13
Tudor, Harold J.
Surgery
Respiratory method or device
Means for preventing nasal inhalation
12820621, A62B 700
Patent
active
042942438
ABSTRACT:
The invention provides a nose occlusion facility on respirators of the type in which a hood and visor combination envelops the head of a wearer and carries an oronasal mask for supplying respiratory gas to the wearer. The nose occlusion facility is manually operable and comprises a lever device mounted on the exterior of the visor and associated with arms operative to pinch the wearer's nose in the region of the lobes thereof.
REFERENCES:
patent: 1978994 (1934-10-01), Fortunato
patent: 3438060 (1969-04-01), Lobelle et al.
patent: 4077068 (1978-03-01), Anderson
patent: 4090511 (1978-05-01), Gray
Ernsting John
Morgan Thomas R.
Palmer Leonard F. W.
Rivers Alfred J.
Robson Stephen M.
Kundert Thomas L.
Singer Donald J.
The United States of America as represented by the Secretary of
Tudor Harold J.
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