Guney, Memduh,Lithgow, Perry David,Amarasinghe, Amal
申请号：
NZ74718703
公开号：
NZ747187A
申请日:
2003.09.05
申请国别(地区):
NZ
年份:
2020
代理人:
摘要：
A respiratory mask assembly to deliver breathable gas to a patient, comprising: a nasal mask comprising: a mask frame having a forehead support； a cushion removably connected to the mask frame； and a headgear assembly to stabilize and position a respiratory mask assembly on a patient’s head to maintain the respiratory mask assembly in a desired adjusted position on a patient’s face during use, the headgear assembly comprising: a pair of upper side strap portions, each of the pair of upper side strap portions configured to extend across a corresponding lateral side of the patient’s head and superior to the patient’s corresponding ear and eye in use； a pair of lower side strap portions, each of the pair of lower side strap portions configured to extend across a corresponding lateral side of the patient’s head and inferior to the patient’s corresponding ear in use； an upper strap portion connecting the pair of upper side strap portions and configured to prevent movement of the headgear assembly in an inferior direction on the patient’s head in use； a rear lower strap portion connecting the pair of lower side strap portions； and a rear cross-bar strap portion positioned inferior to the upper strap portion and superior to the rear lower strap portion in use； wherein the upper strap portion and the rear cross-bar strap portion are spaced at a first distance, wherein the rear lower strap portion and the rear cross-bar strap portion are spaced at a second distance, and wherein the first distance is greater than the second distance such that the headgear assembly is configured to accommodate a larger portion of the patient’s head in use between the upper strap portion and the rear cross-bar strap portion than between the rear lower strap portion and the rear cross-bar strap portion.
