根尖切除术是把根尖部患有病变的而单纯药物治疗不能达到治愈目地的牙齿,经过根管治疗之后,把患有病变的根尖切除并清除其病灶的一种保留牙齿的方法。根尖切除术虽有悠久的历史,但是过去只是局限在单根的牙齿,对于多根牙的根端切除术到目前为止国内外报导甚少。随着牙齿移植术和再植术的广泛应用,我们对多根牙的根尖切除术进行摸索与观察,认为多根 Apical resection is a method of preserving the teeth by cutting and removing the diseased root tip after the root canal treatment, which involves removing the root tip by treating the root of the diseased root tip with a drug that can not reach the target of healing. Although there is a long history of apical resection, but the past is only limited to a single root of the tooth, for the root of multiple root resection so far reported very little at home and abroad. With the widespread application of dental grafting and replantation, we grope and observe the apical resection of multiple teeth,