Chinese Journal of Oral Implantology ›› 2020, Vol. 25 ›› Issue (2): 51-54.DOI: 10.12337/zgkqzzxzz.2020.06.001

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Effect of PRF on immediate implant of anterior teeth loss and its effect on bone resorption

HUANG Bei, TANG Caomin, ZHANG Sheng, et al   

  1. West China Dental Implant Hospital, Chengdu 610041, Sichuan Province, China
  • Online:2020-06-10 Published:2021-08-17

Abstract: Objective: To study the effect of PRF on immediate implant of anterior teeth loss and its effect on bone resorption. Methods: Ninety patients with anterior teeth missing admitted to our hospital from May 2017 to May 2019 were selected as the research objects. They were randomly divided into two groups: observation group and control group, 45 cases in each group. The control group was treated routinely after implantation, while the observation group was treated with PRF after extraction. The clinical efficacy, cosmetic effect and adverse reactions were compared between the two groups. Two groups of patients were reexamined after 2, 4, 8 and 12 months of treatment, and bone resorption levels were compared between the two groups at different time points. Results: The effective rate of the observation group was 97.78%, which was significantly higher than that of the control group(82.22%, P<0.05). The bone resorption level of the two groups decreased after 4, 8, 12 months of treatment compared with 2 months of treatment(P<0.05). After 2, 4 and 8 months of treatment, the bone resorption level in the observation group was significantly lower than that in the control group(P<0.05). There was no difference in bone resorption between the two groups after 12 months of treatment(P>0.05). After treatment, there was no difference in tooth color and facial condition score between the observation group and the control group(P>0.05). After treatment, the scores of dental appearance and overall aesthetics in the observation group were significantly higher than those in the control group(P<0.05). After 12 months of treatment, the total incidence of adverse reactions in the observation group was 6.67%, which was significantly lower than that in the control group(24.4%, P<0.05). Conclusion: PRF can promote bone tissue repair and wound healing, reduce bone resorption, reduce the incidence of adverse reactions after treatment, and improve dental aesthetics. It is worthy of clinical promotion.

Key words: PRF, missing anterior teeth, immediate planting, bone resorption

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