目的研究非侵入电刺激对家兔牙槽骨缺损愈合的影响并探讨其机理。
Objective To study the effect of noninvasive electrical stimulation on the healing of alveolar defect.
目的：应用螺旋CT技术观察拔牙后口腔组织补片植入牙槽窝的愈合情况，评价口腔组织补片对于牙槽窝愈合的影响。
Objective: to observe the healing of sockets in which oral tissue patch was embedded after tooth extraction by spiral ct, and to evaluate the effect of oral tissue patch on the healing of sockets.
另一侧不作处理，为牙槽窝自然愈合对照组。
As a control, the other side sockets were left for spontaneous healing.
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