牙半切术后与种植体的联合单冠修复

探索多根牙在半切术后的一种新的修复方方式。方法：对１１例患者的下颌病变磨牙施行了牙半切术和随后术区进行了牙种植体植入术，半年后采用保留的半牙和种植体共同支持的设计方式对麻牙进行单冠修复，并对患者进行了１－３年的随访和临床观察。结果１１枚种植体稳固，牙周及种植体周组织健康，修复体形态美观，功能恢复良好，患者满意高。

Single Crown Supported by Dental Implant and Semitooth After Hemisection Restored Mandibalar Molar Tooth

Objactive:To explore a new prosthetic method of pathological multirooted tooth after semisection was done. Methods: Eleven mandidular molars from out patient were chosen,which had received root canal therapy and semisection.CDIC implant was inserted in the position that pathological root had been extracted 3 to 6 months later .Finally,a single crown co -supported by implant and semitooth was finished after half an year. Results: After 1 to 3 years follow-up, The implant and semitooth were stable ,loosing implant and severe alveolar bone absorption was not found.It demonstrated the high success rate(100%)of dental implant and satisfying restorated effect. Conclusion:The single crown supported by dental implant and semitooth after semisection for multirooted tooth is practicable .