FLEXIBLE STRUCTURE FOR MASK HAVING A FLEXIBLE GEL FILLED STRUCTURE INCLUDING TWO GELLS OF DIFERENT HARDNESS
589845 A respiratory mask (10) is disclosed comprising a frame (40) and a flexible structure (20) adapted to engage a patient's face. The flexible structure (20) including a chamber filled with a first gel (G1) and a second gel (G2) that is relatively harder than the first gel. The ratio of hei...
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Format: | Patent |
Sprache: | eng |
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Zusammenfassung: | 589845 A respiratory mask (10) is disclosed comprising a frame (40) and a flexible structure (20) adapted to engage a patient's face. The flexible structure (20) including a chamber filled with a first gel (G1) and a second gel (G2) that is relatively harder than the first gel. The ratio of height of the first gel to the second gel is between 0.25 and 0.6 and the interface between the gel layers forms a hinge point to control buckling and/or bending of the mask in use. |
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