Does Bruxism Affect Marginal Bone Level around Single Tooth Implants in the Posterior Mandible?

Author(s):  
Reza Tabrizi ◽  
Mahdie Rasaei ◽  
Hamidreza Moslemi ◽  
Shervin Shafiei ◽  
Fatemeh Latifi
2014 ◽  
Vol 15 (2) ◽  
pp. 202-208 ◽  
Author(s):  
Antoine N Berberi ◽  
Ziad N Noujeim ◽  
Wasfi H Kanj ◽  
Rita J Mearawi ◽  
Ziad A Salameh

ABSTRACT Aim The purpose of this study was to evaluate marginal bone level around single-tooth implants placed in anterior maxilla and immediately restored. Materials and Methods Twenty implants were placed in 20 patients (8 men and 12 women) that were selected for this study. Following atraumatic non-surgical extraction of tooth, all patients immediately received implants and the definitive prefabricated abutment was placed. Implant position was transferred to the scanning unit of the CAD/CAM system using prefabricated surgical guide. Temporary crowns were immediately fabricated and cemented. Eight weeks later final crowns were luted. Outcome assessment as implant survival and level of marginal bone radiographic evaluations were performed at 8 weeks, 1 and 3 years time period after loading. Results All implants placed osseointegrated successfully after 3 years of functional loading. The mean marginal bone loss was 0.16 mm (SD, 0.167 mm), 0.275 mm (SD, 0.171 mm) and 0.265 mm (SD, 0.171 mm) at 8 weeks, 1 and 3 years time period respectively. Four out of the 20 implants showed no bone loss. Conclusion Immediate loading technique using the final abutment directly eliminated the need for a second stage surgery and prevented interruption of soft and hard tissue at implant neck, which resulted in better soft tissue response and reduced marginal bone loss. Clinical significance Immediately loaded implants, in fresh extraction sockets by insertion of a provisional restoration on the titanium abutment without any later manipulation, helped to protect the initially forming blood clot and presented a template for soft tissue contouring that resulted in significant reduction of marginal bone resorption and maintenance of soft tissue architecture. How to cite this article Berberi AN, Noujeim ZN, Kanj WH, Mearawi RJ, Salameh ZA. Immediate Placement and Loading of Maxillary Single-Tooth Implants: A 3-Year Prospective Study of Marginal Bone Level. J Contemp Dent Pract 2014;15(2): 202-208.


Author(s):  
Matteo Albertini ◽  
Federico Herrero-Climent ◽  
Carmen María Díaz-Castro ◽  
Jose Nart ◽  
Ana Fernández-Palacín ◽  
...  

Background: Implant dentistry has evolved over time, resulting in better treatment outcomes for both patients and clinicians. The aim of this trial was to test whether the immediate loading of implants with a platform-switching design influences the marginal bone level, compared to four-week loading, after one year of follow-up. Moreover, a comparison of clinical data regarding implant survival, implant stability, and patient-reported outcome measures (PROMs) was conducted. Methods: Klockner® VEGA® implants with a ContacTi® surface were placed in partially edentulous patients in the posterior areas. Group A received an immediately loaded prosthesis (one week) and Group B received an early-loaded prosthesis (four weeks). All abutments were placed at the time of surgery. Radiographic and clinical data were recorded. Results: Twenty-one patients were treated (35 implants). No implants were lost during the study. The final marginal bone level did not show differences between groups. The bone loss at 12 months at the implant level was 0.00 mm for both groups (median). The final implant quotient stability (ISQ) values did not differ between groups (median 73 and 70.25), nor did the other clinical parameters or PROMs. Conclusions: The results suggest that neither of the loading protocols with the implants used influenced the marginal bone level—not the osseointegration rate, clinical conditions, or PROMs.


2018 ◽  
Vol 33 (4) ◽  
pp. 847-852 ◽  
Author(s):  
Michele Cassetta ◽  
Roberto Di Giorgio ◽  
Ersilia Barbato

2021 ◽  
Vol 12 (1) ◽  
pp. 13
Author(s):  
Varun Kumar ◽  
Geeta Arya ◽  
Pranshu Singh ◽  
Pallavi Chauhan

1993 ◽  
Vol 7 (2) ◽  
pp. 191-195 ◽  
Author(s):  
D. Van Steenberghe ◽  
M. Quirynen

There is an increasing awareness that, for clinical monitoring of oral implants, there is a need for reliable diagnostics and possibly prognostic parameters. Indeed, reports have too often limited results to an inventory of failures, while no mention was made of progressive marginal bone loss or other symptoms of a future failure. Several parameters, such as marginal bone level assessment and/or probing attachment level, give a precision of up to 0.5 mm. Both measurements also seem related. The damping characteristics of the individual implant/bone unit also offer a highly reproducible diagnostic tool. The Periotest® allows for detection of subclinical mobilities, and 95% of repeated measurements fall within a range of one unit on the arbitrary scale. So far, these three parameters offer no prognostic value.


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