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本文介绍使用牙挺后推旋转拔除下颌阻生１０４例。以难度较大的水平阻生、前倾阻生、低位垂直阻生牙为主要适应证。作者认．为挺拔法应充分利用阻生牙周围的组织解剖特点，以挺的作用力合力使牙脱位。
This article describes the use of tooth Ting push rotation removal of mandibular impaction in 104 cases. Impacted by the more difficult level, anterior oblique obstruction, low vertical occlusion of teeth as the main indications. The author recognizes. For the upright method should take full advantage of tissue anatomy around the impacted teeth to force the force to dislocation.