A SEAL FORMING STRUCTURE FOR A PATIENT INTERFACE AND A TOOL AND METHOD OF MANUFACTURING THE SEAL FORMING STRUCTURE

摘要

The technology provides for a cushion assembly or a tool for forming the cushion assembly for a patient interface delivery of a supply of pressurised air or breathable gas to an entrance of a patient's airways. The cushion assembly has an inferior surface and a mask connection portion, and includes a pad arranged on the inferior surface for sealingly contacting a wearer's face in use.