1.Methods dip 2% lidocaine or impede narcosis, use the acuity exonerative plane root slot cut endodontium,after drying overlay thin hydrochloride zinc and than using the zinc phosphate to mount.
1.方法2%
多卡因浸润或阻滞麻醉,
锐
平根管口切
牙髓,拭干后
化钙糊剂覆盖根髓
面,硬固后,覆薄层
化锌粘固粉,
磷酸锌粘固粉封洞。