Is a
Patent attributes
Patent Jurisdiction
Patent Number
Patent Inventor Names
Clifford A. Wright0
Date of Patent
January 17, 2006
0Patent Application Number
107511280
Date Filed
January 3, 2004
0Patent Citations Received
Patent Primary Examiner
Patent abstract
A nasal cannula system includes a nasal cannula for the delivery of and collection of gases, wherein the nasal cannula is coupled to a pair of extension tubes which are slidingly received within right and left earpieces respectively for retaining and securing the extension tubes to fix the cannula in a desired position for use by a patient. Each nasal cannula includes an open recessed channel disposed between a pair of bridges for retaining the extension tube within the earpiece and an locking exit hole at its distal end for helping to secure therein the extension tube to provide a fixed distance adjustment between the nasal cannula and the ears of the patient.
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