Apical U-shape splitting technique for undercut areas of the anterior alveolar ridge: a prospective non-randomized

Q Wu1, B Yang2, S Gao3

  • 1State Key Laboratory of Oral Diseases and National Clinical Research Centre for Oral Diseases, Department of Implantology, West China Hospital of Stomatology, Sichuan University, Chengdu, Sichuan, China; Stomatological Hospital of Chongqing Medical University, Chongqing Key Laboratory of Oral Diseases and Biomedical Sciences, Chongqing Municipal Key Laboratory of Oral Biomedical Engineering of Higher Education, Chongqing, China.

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