超声清理根管一次法完成根管治疗２６１例朱婉琳林薇薇通过选择无急性炎症的牙髓炎及尖周病患牙，临床检查无叩痛、无松动，应用超声清理根管后即刻一次完成根管治疗；各种牙位２６１例。强调根管扩大后的冲洗，充分发挥超声浴的作用。经临床３～１９个月疗效观察，术后无... Ultrasonic cleaning of root canal treatment of 261 cases of root canal treatment Zhu Wanlin Lin Weiwei By selecting the pulpitis without acute inflammation and periapical teeth, clinical examination without percussion pain, no loosening, the application of ultrasonic cleaning of the root canal immediately after the root canal Treatment; 261 cases of various teeth. Emphasis on root canal after the expansion of irrigation, give full play to the role of ultrasound bath. After 3 to 19 months clinical observation, no postoperative ...