A nasal patient interface for delivery of a supply of pressurised air or breathable gas to an entrance of a patient's airways comprising: a cushion member that includes a retaining structure and a seal-forming structure permanently connected to the retaining structure; a frame member attachable to the retaining structure; and a positioning and stabilising structure releasably attachable to the frame member.一種鼻部患者介面,用於將加壓空氣或可呼吸氣體供給輸送到患者氣道的入口,該鼻部患者介面包括:襯墊構件,該襯墊構件包括保持結構和永久地連接到保持結構的密封形成結構;可附接到該保持結構的框架構件;以及可分離地附接到該框架構件的定位和穩定結構。