The crown fractures included partialcrown split and full-crown fractures.
冠折包括部分冠折裂、全冠折断。
2
Objective to investigate the clinical effect of partial pulpotomy on young permanent incisors with complicated crown fracture.
目的观察部分活髓切断术治疗年轻恒牙冠折露髓的临床效果。
3
In recent years, titanium and its alloys have been used as a metal for removable partial denture frame works, complete denture bases, implant denture, fixed bridge and crown in dental prosthesis.