Bone screws, membrane, and equipment, as well as how to use the equipment bone screws for the distraction, and the membrane, as well as the present invention, of distraction for playing the bone by distraction, especially in the chin area, especially and more particularly to a method. [Selection Figure Figure 3本発明は、特に顎領域で特に仮骨延長により骨を再生するための骨ネジ、メンブレン、及び装置、並びに仮骨延長のための骨ネジ、メンブレン、及び装置の使用方法、並びに仮骨延長の方法に関するものである。【選択図】図3