Under the condition of toponarcosis,using turbine machine to cut off the dental crown,then weging into the elevator to stick out the remnant wisdom tooth.

在局麻下切开、翻瓣用消毒过机,骨和断智齿牙,近中牙,获得“拔牙空隙”,楔入牙挺,挺出智齿余牙。