2Malo P, Rangert B, Nobre M. "All-on Four" immediate- function concept with Brhnemark System implants for completely edentulous mandihles:a retrospective clinical study [J]. Clin Implant Dent Relat Res, 2003, 5 (s1): 2-9.
3Ayna M, Gulses A, Acil Y. Comprehensive comparison of the 5-year results of "All-ore4^TM" mandibular implant systems with acrylic and ceramic suprastructures, respectively [J]. J Oral Implantol, 2014, 40 ($1): 365-370.
4Takahashi T, Shimamura I, Sakurai K. Influence of number and inclination angle of implants on stress distribution in mandibular cortical bone with All-on-4 Concept [ J ]. J Prosthod Res, 2010, 54 (4): 179- 184.
5StegaroiuR, Sato T, Kusakari H, et al. Influence of restoration type on stress distribution in bone around implants: A three dimensional finite element analysis [J]. Int J Oral Maxillofac Implants, 1998, 13 (1) : 82-90.
6AratakiT, Adachi Y, Kishi M. Two dimensional finite element analysis of the influence of bridge design on stress distribution in bone tissues surrounding fixtures of osseointegrated implants in the lower molar region [J]. Bull Tokyo Dent Coll, 1998, 39 (3): 199 -209.
