| 摘要 |
PURPOSE: A gingiva retractor for dental treatment is provided to enable a user to easily remove gingiva from an operation part. CONSTITUTION: A gingival retractor for dental treatment comprises a body part(110) which is made of an elastic material and is formed with bent edge, a pair of parallel straight bars, and an operation space, and a mounting part(150) which comprises a plurality of hanging protrusions(160) and is fixed to alveolar bone. The hanging protrusions are placed between gingival and alveolar bone. The end of the hanging protrusion is curved to the inside. |
