患者男,18岁,主因右侧下颌智齿阻生就诊,查右下第三磨牙部分萌出不全,牙冠向近中倾斜。曲面断层片示:右下第三磨牙为近、远中两根,牙冠位于第二磨牙远中牙冠的中1/3处,患者保留愿望强烈拒绝拔除,故用分牙铜丝置于第二、三磨牙之间结扎分牙,每周加力1次,3个月后,第三 Male patient, 18 years old, mainly due to right mandibular wisdom teeth obstruction treatment, check the right lower third part of the molar part of the eruption, the crown tilted toward the near. The surface of the tomography shows: the right lower third molars are near, far in the two, the crown is located in the second molars in the middle of the crown 1/3, the patient strongly wishes to retain the desire to remove, so the use of sub-tooth copper wire placed The second and third molars ligation between sub-teeth, a week afterburner 1, 3 months later, the third