Heatable respiratory hose

Details Heatable respiratory hose Heatable respiratory hose

1993-01-06

1994-10-25

Burr, Edgar S.

Surgery

Respiratory method or device

Means for heating respiratory gas or respiration device

12820376, 128911, A61M 1500

Patent

active

053579488

ABSTRACT:
A respiratory or respiration hose is made of a transparent or translucent material, e.g. a silicon caoutchouc, the hose has a helical, preferably hollow ridge or bar on its outer surface bonded thereto by a silicon based adhesive; heating conductors means are arranged on a foot portion of the ridge, on one or both sides of the foot portion of the ridge and are adhesively bonded to the hose; a return conductor may run through the hollow ridge interior; heating current is fed to the heating conductor which is provided in parallel or serial connection.

REFERENCES:
patent: 3638926 (1972-02-01), Melville et al.
patent: 4686354 (1987-08-01), Makin
patent: 4967744 (1990-11-01), Chua
Sax and Lewis, Sr., Hawley's Condensed Chemical Dictionary 11th ed, 1987, pp. 531-532 and 1039-1040.

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