| 摘要 |
PURPOSE: To provide a fixing strap for a face mask allowing the face mask to be simply and correctly fitted in an emergency, preventing the face mask from being drifted when it is used for a long time or when the attitude of a patient is changed, and capable of stably and surely holding the face mask. CONSTITUTION: This fixing strap for a face mask is a belt-like body having a curved shape, and it is constituted of a main body section 1 having a circular arc-shaped center line 4 and two lug sections 2 linearly extended in the tangential direction of the circular arc from both end sections. The main body section 1 is provided with one or multiple opening windows 3, the radius of curvature (r) of the center line 4 of the main body section 1 is set to 15-40cm, and the crossing angle R of axes of two lug sections is set to the range of 100-170 deg.C. |
