| 摘要 |
PROBLEM TO BE SOLVED: To provide a mask and a mask device capable of attaching a mask to a face of a patient without tightly pressing the mask, and holding an attachment state of the mask in a stable state.SOLUTION: A flange part in contact with a face is provided on an outer peripheral part of a mask. A left side flange part and a right side flange part in contact with both cheeks of the flange part are formed to be wider than an upper side flange part in contact with a nasal part and a lower side flange part in contact with a jaw part. The left side flange part and the right side flange part comprise plural pairs of holes for string attachment for inserting strings for attachment at an interval in a vertical direction, the holes for string attachment on the left and right side flange parts forming the pairs. When the strings for attachment are inserted into the holes for string attachment, band parts are formed, and the band parts are formed at least two upper and lower stages.SELECTED DRAWING: Figure 5 |
