Patent ID: 6263874
Filing Date: 2001-07-24
Classification: A61M,Y10S

Abstract:
A combined nasal anaesthesia mask and oral scavenging hood, comprising:(a) a nasal anaesthesia breathing mask, said nasal anaesthesia breathing mask including an open front face adapted to be placed only over the nasal area of a patient of a patient to provide anaesthesia gas to the patient undergoing inhaled sedation, and a rear face;(b) an inlet to an interior of said nasal anaesthesia mask via an opening in said rear face thereof for connection to a conventional anaesthesia breathing circuit to introduce anaesthesia gas to the interior of said nasal anaesthesia mask;(c) an oral scavenging hood which is physically connected to said nasal anaesthesia breathing mask and which is adapted to be placed only over the mouth of the patient undergoing inhaled sedation; and(d) an inlet means to an interior of said oral scavenging hood for connection to a convention scavenging circuit, for scavenging exhaled gases from the interior of said oral scavenging hood;said nasal anesthesia mask interior not being in fluid communication with said scavenging hood interior;thereby allowing continuous, uninterrupted flow of anaesthesia gas to said patient while substantially-simultaneously scavenging exhaled gases from the interior of said oral scavenging hood.