PATIENT INTERFACE AND ASPECTS THEREOF

摘要

A patient interface has a single loop headstrap and a mask for covering at least the nostrils of the user. The single loop headstrap extends from the mask at either end. A short length of supple conduit is coupled to the mask by a swivel or ball joint to allow rotation of the conduit relative to the mask through different angles and orientations.

主权项

1. A patient interface for delivering breathing gases to a patient, the patient interface comprising:
a plenum formed from a flexible material, the plenum comprising:
a central portion, anda pair of nasal locators protruding from the central portion, each nasal locator configured to engage or extend into a nostril of the patient and deliver gases to the nostril of the patient; a frame supporting the plenum, the frame comprising a pair of side arms extending laterally outward on opposite sides of the frame, wherein each of the side arms extends laterally outward beyond lateral outer extents of the plenum; a headstrap having ends engaging the side arms of the frame, wherein the headstrap is formed from a stretchable material; a tube having a first end connected to the frame and configured to supply breathing gases to the nasal locators via the plenum, wherein the first end of the tube and the plenum are in fluid communication; a tether portion having a first end opposite a second end, wherein the first end is attached to the tube; and a fastening portion disposed on the second end of the tether portion and configured to fasten the tether portion to clothing worn by the patient, the fastening portion further comprising clamping jaws having one or more teeth, wherein, in use, the headstrap, the tether portion and the fastening portion are configured to support the patient interface in an operable position.