Sieraski S M, Taylor G N, Kohn R A
J Endod. 1989 Jan;15(1):29-32. doi: 10.1016/S0099-2399(89)80095-0.
Three-canalled maxillary premolars are an endodontic challenge. A guideline is given to help in early recognition of these complex teeth. Access cavity modifications are suggested to enhance intracanal preparation and filling procedures.
三根管上颌前磨牙是牙髓治疗的一项挑战。本文给出了一个指南,以帮助早期识别这些复杂的牙齿。建议对开髓洞形进行修改,以加强根管预备和充填操作。