Patient delivery tube for humidified oxygen

Details Patient delivery tube for humidified oxygen Patient delivery tube for humidified oxygen

2007-07-20

2011-11-15

Douglas, Steven (Department: 3771)

Surgery

Respiratory method or device

Means for mixing treating agent with respiratory gas

C261S101000, C261SDIG065

Reexamination Certificate

active

08056558

ABSTRACT:
A patient delivery tube for the delivery of a heated, humidified gas. The patient delivery tube includes an elongated tubing member molded from a flexible polymer, said elongated tubing member comprising a first end, a second end and an axially aligned passageway extending therethrough and an electric heater comprising a conductive material, said electric heater arranged along said axially aligned passageway for perimetrically heating said axially aligned passageway. A method of delivering a heated, humidified gas to a patient is also provided.

REFERENCES:
patent: 6367472 (2002-04-01), Koch
patent: 6904911 (2005-06-01), Gibertoni
patent: 6976489 (2005-12-01), Mantell et al.
patent: 7428902 (2008-09-01), Du et al.
patent: 7476212 (2009-01-01), Spearman et al.

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