Tracheostoma closure device

Details Tracheostoma closure device Tracheostoma closure device

1990-06-15

1992-04-28

Burr, Edgar S.

Surgery

Respiratory method or device

Means placed in body opening to facilitate insertion of...

12820714, 12820716, A61M 1600

Patent

active

051078287

ABSTRACT:
Described is a tracheostoma closure device which has a valve (18, 23) which can be actuated at will be breathing out, to permit the patient to speak. The arrangement has an open tube portion (10) which can be introduced into the stoma and from which extends a passage stump portion (7) which leads outwardly through the stoma and which on its front side carries a housing (9) for the valve. An adjustable flange ring (8) for sealing off the stoma is carried on the passage stump portion (7). The valve is formed by a non-return valve flap (18) which is mounted pivotally in the valve housing (9) and which opens in the direction of breathing in and closes in the direction of breathing out when a predetermined flow speed is exceeded.

REFERENCES:
patent: 3042021 (1962-07-01), Read
patent: 3137299 (1964-06-01), Tabor
patent: 3538918 (1970-11-01), Engelsher
patent: 3605751 (1971-09-01), Gulling
patent: 3721233 (1973-03-01), Montgomery et al.
patent: 3952335 (1976-04-01), Sorce et al.
patent: 3974854 (1976-08-01), Kurpanek
patent: 4040428 (1977-08-01), Clifford
patent: 4596248 (1986-06-01), Lieberman
patent: 4627433 (1986-12-01), Lieberman

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