scholarly journals Influence of Soft Tissue Thickness on Peri-Implant Marginal Bone Loss: A Systematic Review and Meta-Analysis

2016 ◽  
Vol 87 (6) ◽  
pp. 690-699 ◽  
Author(s):  
Fernando Suárez-López del Amo ◽  
Guo-Hao Lin ◽  
Alberto Monje ◽  
Pablo Galindo-Moreno ◽  
Hom-Lay Wang
2021 ◽  
Vol 7 (1) ◽  
Author(s):  
Paolo De Angelis ◽  
Paolo Francesco Manicone ◽  
Edoardo Rella ◽  
Margherita Giorgia Liguori ◽  
Silvio De Angelis ◽  
...  

Abstract Background Nowadays, due to the esthetic and social demands of patients, conventional staged protocols seem to be increasingly replaced by faster, one-step protocols. The purpose of the present systematic review is to assess the peri-implant soft tissue changes after immediate implant placement and provisionalization (IIPP) comparing patients treated with or without a sub-epithelial connective tissue graft (SCTG) when replacing a single tooth in the esthetic region. Methods The present systematic review was written following the PRISMA checklist. Immediate implants placed with a connective tissue graft and without one were compared. The researched primary outcomes were the mid-buccal mucosa level (MBML) facial soft tissue thickness (FSTT) and marginal bone loss (MBL). The weighted mean differences (WMD) were estimated for all three outcomes. Results The change in the mid-buccal mucosa level in the intervention group was significantly higher (WMD 0.54; 95% CI 0.33–0.75), with no indication of heterogeneity (I2 = 16%). The facial soft tissue thickness increased significantly in the intervention group (WMD 0.79; 95% CI 0.37–1.22). The marginal bone loss was significantly higher in the control group (WMD 0.13; 95% CI 0.07–0.18), with no indication of heterogeneity (I2 = 0%). Conclusions The results of the meta-analyses showed a statistically significant reduced change of the marginal bone loss and vestibular recession, as well as higher soft tissue thickness, when a graft was used. The included studies had a short observation time; therefore, studies with longer follow-ups are needed to confirm these findings.


2016 ◽  
Vol 28 (9) ◽  
pp. 1046-1053 ◽  
Author(s):  
Aliye Akcalı ◽  
Anna Trullenque-Eriksson ◽  
Chuanming Sun ◽  
Aviva Petrie ◽  
Luigi Nibali ◽  
...  

Materials ◽  
2018 ◽  
Vol 11 (1) ◽  
pp. 119 ◽  
Author(s):  
Jose Calvo Guirado ◽  
Aldo Lucero-Sánchez ◽  
Ana Boquete Castro ◽  
Marcus Abboud ◽  
Sergio Gehrke ◽  
...  

The aim of this study was to evaluate the soft tissue thickness and marginal bone loss around dental implants with sloped micro-threaded shoulder (30° angle) in comparing with conventional design, inserted 30° degrees angulated in post extraction sockets and immediate loaded with temporary prosthesis simulating the all-on-four protocol. Materials and Methods: Six fox hound dogs received forty-eight post extraction dental implants with the different diameter and length (Medentika, Germany), but with different neck configurations. Two group of implants were inserted 1mm subcrestal. Control group has a micro-threaded neck and the Test group has a sloped microthreaded neck. Immediate loading was applied using a constructed metallic structure. After three months, soft and hard tissue levels were assessed by histomorphometric analysis. Results: The mean soft tissue thickness (STT) was 2.5 ± 0.2 mm for the Control group and 3.3 ± 0.3 mm for Test group (p = 0.036), meanwhile the mean marginal bone loss (MBL) was 1.53 ± 0.34 mm for Control group and, 1.62 ± 0.22 mm for Test group (p > 0.05). Conclusions: Within the limitations of this experimental model in dogs, the findings showed that dental implants with microthreaded and microthreaded sloped necks installed in immediate post extraction sites with immediate load, presented a comparable perimplant tissue behavior.


2019 ◽  
Vol 122 (1) ◽  
pp. 14-21.e2 ◽  
Author(s):  
Zhaozhao Chen ◽  
Cho-Ying Lin ◽  
Junying Li ◽  
Hom-Lay Wang ◽  
Haiyang Yu

2020 ◽  
Vol 31 (S20) ◽  
pp. 180-180
Author(s):  
Alper Saglanmak ◽  
Alper Gultekin ◽  
Caglar Cinar ◽  
Cuneyt Karabuda ◽  
Serge Szmukler‐Moncle

2021 ◽  
Vol 9 (D) ◽  
pp. 257-263
Author(s):  
Darko Veljanovski ◽  
Aneta Atanasovska-Stojanovska ◽  
Aleksandra Pivkova-Veljanovska ◽  
Eitan Mijiritsky ◽  
Curd Bollen

Aim The aim of this prospective study was to determine the influence of vertical soft tissue thickness on bone level changes in platform-switched implants placed eqicrestally or subcrestally and restored with screw-retained or cement-retained restorations. Methods Platform-switched bone-level implants were placed in a single stage manner in the posterior mandibular region. Implant sites were divided into thick (control) and thin (test) vertical soft tissue groups. The implants in the control group were placed equicrestally. The implant sites from the control group were randomly allocated to receive equicrestally or subcrestally placed implants. Bone remodeling/loss was radiographically measured at baseline, three months postoperatively and six months after delivery of final prosthetic restoration. Results The mean crestal bone loss values three months postoperatively and six months post prosthetic restoration were higher in sites with thin versus sites with thick gingiva. In implant sites with thin gingiva, subcrestally placed implants presented less bone loss than eqicrestally placed implants. Conclusion Platform switched implants are prone to more bone loss when they are placed in sites with thin soft tissue, regardless of the type of final restoration (screw-retained or cement-retained). Subcrestal placement of platform-switched implants can prevent crestal bone loss in sites with vertical soft tissue thickness < 3 mm.    


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