Importance

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Abstract

A rearwardly and downwardly opening mask shell is provided for positioning about and over the nose and mouth face areas of a patient in a manner such that the mask shell seals rearwardly against the face of the patient and opens downwardly from the mouth area of the patient. Oxygen inlet means opens inwardly through opposite side portions of the mask shell aligned with the nostril area of the user, and therefore closely adjacent the mouth of the user, and flexible oxygen delivery tubes have discharge ends operatively connected with the oxygen inlet means and the tubes include opposite end portions for communication with an oxygen supply line and which are joined together through the utilization of a soft material connecting strip frictionally adjustable along the tubes such that the connecting strip may pass behind the neck of the user and the tubes may be used to retain the mask shell in position on the face of the user, the mask shell including an upper arched portion constructed of soft material for passing over the nose bridge area of the user and having malleable strip supported therefrom, which strip may be shaped for frictionally gripping the nose bridge area of the patient.

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First Claim