Biggerstaff R H, Sinks J H, Carazola J L
J Am Dent Assoc. 1986 Mar;112(3):345-8. doi: 10.1016/s0002-8177(86)23014-7.
A multidisciplinary approach to the management of teeth traditionally classified as nonrestorable is presented. Three case histories are described in which such teeth are extruded orthodontically, the gingiva and biologic width are repositioned apically, and the teeth are restored.
本文介绍了一种多学科方法来管理传统上被归类为无法修复的牙齿。描述了三个病例，在这些病例中，此类牙齿通过正畸方式伸长，牙龈和生物学宽度向根尖方向重新定位，然后对牙齿进行修复。
