Objective:toevaluate the possibility of healing that polymethyl methacrylate (PMMA) which was polymerizing was implanted into the socket immediately after extraction.

• 目的:探讨聚合至面团期的聚甲基丙稀甲脂(PMMA)在拔牙后即刻植入牙槽窝获得愈合的可能性。