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Resonance frequency analysis-reliability in third generation instruments: Osstell mentor®.
Mariano Herrero-Climent1, Matteo Albertini, Jose-Vicente Rios-Santos
1Department of Dentistry, University of Seville, Facultad de Odontología, C/Avicena, s/n, 41009 Sevilla, Spain.
Medicina Oral, Patologia Oral Y Cirugia Bucal
|February 11, 2012
Summary
The Osstell Mentor® system demonstrates excellent reliability for dental implant stability measurements. Resonance frequency analysis (RFA) using this device shows high repeatability and reproducibility, confirmed by statistical analysis.
Area of Science:
- Biomaterials Science
- Dental Implantology
- Biomedical Engineering
Background:
- Assessing dental implant stability is crucial for successful osseointegration.
- Resonance frequency analysis (RFA) is a common method for evaluating implant stability.
- Limited studies have rigorously evaluated the repeatability and reproducibility of RFA measurements.
Purpose of the Study:
- To assess the reliability, specifically repeatability and reproducibility, of the Osstell Mentor® system for resonance frequency analysis (RFA).
- To determine the suitability of the Osstell Mentor® system for consistent dental implant stability evaluation.
Main Methods:
- Resonance frequency analysis (RFA) measurements were performed on 58 implants in 19 patients using the Osstell Mentor® device.
- Six measurements per implant were taken using two different Smart-Pegs (I and II).
- The intraclass correlation coefficient (ICC) was employed to statistically analyze repeatability and reproducibility.
Main Results:
- The Osstell Mentor® system exhibited high consistency across measurements, with intraclass correlation coefficients (ICC) of 0.96 for both Smart-Pegs.
- Repeatability and reproducibility values were calculated to be 0.97 for both Smart-Pegs.
- The system demonstrated minimal variation in International System of Quality (ISQ) values between consecutive measurements.
Conclusions:
- The Osstell Mentor® system provides highly reliable resonance frequency analysis (RFA) measurements for dental implant stability.
- The statistical analysis, using ICC, confirms almost perfect reproducibility and repeatability.
- This instrument is a valuable tool for accurate and dependable dental implant stability assessment.
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