介绍一种安全的片切法林珊，方儒雄牙列拥挤是正畸治疗中经常遇到的问题，根据拥挤程度，常用减数或减径的方法以获得所需间隙。片切方法虽然简单，如果估计不足，在接触点过低时盲目片切，有可能在冠部磨出间隙而面牙颈部仍然接触，这样非但达不到片切的目的，还会留下不... Introducing a safe slice cut method Lin Shan, Fang Ruoxiong Dentition crowding is often encountered in orthodontic treatment problems, according to the degree of congestion, often using the method of reducing or reducing to obtain the required clearance. Although the method of slicing is simple, if the estimation is not enough, it will blindly slice when the contact point is too low, it is possible to grind the gap in the crown and the neck of the denticle still contact, not only failing to achieve the purpose of slicing, but also leaving Do not...