| 摘要 |
The present invention relates to a safety subantral membrane lifter comprising a bone-fixing unit including a bone-fixing arm mounted on the top of the bone-fixing unit, a bone-fixing unit body arranged at the lower end of the bone-fixing unit, and a bone-fixing unit support arranged at the lower end of the bone-fixing unit body. The bone-fixing unit comprises: said bone-fixing unit body, which is cylindrical and which has an open end and a space formed therein; said bone-fixing arm arranged at one end of the bone-fixing unit body and which is inclined toward one end thereof; two side blades protruding outwardly from both sides of the bone-fixing unit body and formed in the vertical direction so as to be sharp; and said bone-fixing support arranged at the lower end of the bone-fixing unit. The safety subantral membrane lifter of the present invention may directly adjust the subantral membrane to safely lift the subantral membrane in a desired direction by a desired distance. |
