参考文献

[1]Kolerman R,Mijiritsky E,Barnea E,et al.Esthetic Assessment of Implants Placed into Fresh Extraction Sockets for Single-Tooth Replacements Using a Flapless Approach[J].Clin Implant Dent Relat Res,2017,19:351-364.

[2]Yan Q,Xiao LQ,Su MY,et al.Soft and Hard Tissue Changes Following Immediate Placement or Immediate Restoration of Single-Tooth Implants in the Esthetic Zone:A Systematic Review and Meta-Analysis[J].Int J Oral Maxillofac Implants,2016,31:1327-1340.

[3]Wang Y,Lin Y,Chen B,et al.Evaluation of alveolar ridge reconstruction and esthetic result following immediate implant[J].Beijing Da Xue Xue Bao,2016,48:121-125.

[4]齐立东.上颌前牙翻瓣与不翻瓣即刻牙种植术对患者口腔内软硬组织的影响对比研究[J].中国现代医生，2015，（36）.

[5]靳勇勇，杜军，李二红，等.上颌前牙区单颗即刻种植和延期种植对唇侧骨量的影响分析[J].中国口腔种植学杂志，2015，（04）.(https://www.daowen.com)

[6]王莺，林野，陈波，等.即刻种植术后牙槽突骨板改建及美学效果评价[J].北京大学学报（医学版），2016，（01）.

[7]Fürhauser R,Florescu D,Benesch T,et al.Evaluation of soft tissue around single-tooth implant crowns:the pink esthetic score[J].Clin Oral Implants Res,2005,16:639-644.

[8]Cardaropoli D,Tamagnone L,Roffredo A.Soft tissue contour changes at immediate postextraction single-tooth implants with immediate restoration:a 12-month prospective cohort study[J].Int J Periodontics Restorative Dent,2015,35:191-198.

[9]Arora H.Correlation between pre-operative buccal bone thickness and soft tissue changes around immediately placed and restored implants in the maxillary anterior region:A 2-year prospective study[J].Clin Oral Implants Res,2017,28:1188-1194.