Patent ID: 9032955
Filing Date: 2015-05-19
Classification: A61M,A62B,Y10T

Abstract:
1. A mask system comprising: a plurality of headgear straps including a pair of upper side straps and a pair of lower side straps; a sealing assembly; and a stabilizing structure including an upper stabilizing element extending between the sealing assembly and each upper side strap and a lower stabilizing element extending between the sealing assembly and each lower side strap, the upper and lower stabilizing elements provided to the sealing assembly at distinct and spaced apart locations from one another, each upper stabilizing element being substantially rigid and having a preformed, contoured three-dimensional shape that curves rearwardly from the sealing assembly along at least two distinct planes and adapted to substantially match the shape of a portion of a patient's face, wherein at least the upper stabilizing element is arranged to provide a force vector to the sealing assembly that is angled upwardly with respect to a horizontal plane of the sealing assembly.