Journal of Oral Science Research ›› 2019, Vol. 35 ›› Issue (2): 168-171.DOI: 10.13701/j.cnki.kqyxyj.2019.02.016

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Retrospective Study of Submerged Implant Restoration after Ten Years

HE Ping1, FENG Yu1#, LI Ji-yin1, WU Xiao-le1, CHEN Xiao-dong2*   

  1. 1. Department of Oral Surgery, Dalian Stomatological Hospital. Dalian 116021, China;
    2. Department of Prosthodontics, Dalian Stomatological Hospital, Dalian 116021, China.
  • Received:2018-07-21 Online:2019-02-18 Published:2019-02-25

Abstract: Objective : To evaluate the clinical effect and implant retention rate of submerged implant restoration, and to analyze and summarize the long-term clinical effects of various bone augmentation techniques and the reasons of the complications of the implant by retrospectively studying the submerged implantation cases. Methods: From January 2005 to January 2008, the Department of Implantology in our hospital was selected to study the submerged implants. According to the exclusion criteria, a total of 1776 implants were included in 893 patients. For patients who could not come to hospital, a telephone interview or X-ray film was sent for investigation. Results: A total of 865 implants in 467 patients were investigated through outpatient visits or telephone interviews, accounting for 48.7% of the total implants. According to the Wheeler implant retention rate standard, the retention rate for these implants was 96.65% for ten years. Conclusion: The overall satisfaction degree of submerged implant restorations after 10 years by clinical re-examination is high, with a retention rate of 96.65%.

Key words: Submerged implantation, Retrospective study, Retention rate