Patient interface and cushion member for patient interface

• Main Authors: WELLS, ALICIA KRISTIANNE, HASKARD, KIRRILY MICHELE, GOLDSPINK, LACHLAN RICHARD, SCHEINER, RUPERT CHRISTIAN, EDWARDS, CRAIG DAVID, FORRESTER, MARTIN, HITCHCOCK, WILLIAM LAURENCE, SHANMUGA SUNDARA, SHIVA KUMAR, WAGNER, STEWART JOSEPH, BARBARA, ANTHONY PAUL, MAY, FREDERICK ARLET, RUMMERY, GERARD MICHAEL, TAN, CHIA IK, BARLOW, ADAM FRANCIS, JOURDAN, RALPH, LEE, MURRAY WILLIAM
• Format: Patent
• Language: Chinese; English
• Published: 21.06.2018
• Subjects: DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROMTHE BODY; HUMAN NECESSITIES; HYGIENE; MEDICAL OR VETERINARY SCIENCE

A patient interface comprises: a plenum chamber (3200) pressurisable to a therapeutic pressure above ambient air pressure, said plenum chamber including a plenum chamber inlet port sized and structured to receive a flow of air at the therapeutic pressure for breathing by a patient; a seal-forming structure (3100) constructed and arranged to seal with a region of the patient's face surrounding an entrance to the patient's airways, said seal-forming structure being constructed and arranged such that the flow of air at said therapeutic pressure is delivered to an entrance to the patient's nares, and the seal-forming structure being constructed and arranged to maintain said therapeutic pressure in the plenum chamber throughout the patient's respiratory cycle in use; a positioning and stabilising structure configured to hold the seal-forming structure in a therapeutically effective position on the patient's head, the positioning and stabilising structure comprising a tie, and the tie being constructed and arranged