1-piece:一段式植体更好,颊侧腭侧有更多骨质,防止以后骨质吸收牙龈萎缩。前牙开合减少植体断裂,临时牙冠制备困难。
Shifting Last Next
Xin Wei, DDS, PhD, MS 1st edition 04/29/2021, last revision 06/13/2021