A PATIENT INTERFACE DEVICE FOR BEING CONNECTED TO A PATIENT S RESPIRATORY SYSTEM AND ASSOCIATED METHODS

摘要

A patient interface device is described for delivering a gas to a patient the patient interface comprising a fastening means for fastening the patient interface to the user the fastening means consisting of an element adapted for engaging the user s nose during use wherein the fastening means is adapted for being fixed to said nose by exerting a pressure on said nose substantially in the width direction of said nose; and associated method.