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Dimensional changes after immediate implant placement with or without simultaneous regenerative procedures: a
Marco Clementini1,2, Luca Tiravia1, Valeria De Risi3
1Dentistry, Università "Tor Vergata", Rome, Italy.
Journal of Clinical Periodontology
|June 16, 2015
Summary
Immediate implant placement alone results in alveolar ridge volume loss. While regenerative techniques show varied outcomes, current evidence is insufficient to conclusively prevent ridge reduction after tooth extraction.
Area of Science:
- Dental Implantology
- Periodontology
- Oral Surgery
Background:
- Alveolar ridge resorption is a common sequela following tooth extraction.
- Immediate implant placement is a surgical option to restore function and aesthetics.
- Understanding ridge volume changes is crucial for long-term implant success.
Purpose of the Study:
- To analyze alveolar ridge volume changes after immediate implant placement.
- To evaluate the impact of regenerative techniques on ridge dimensions.
- To assess the efficacy of different grafting materials and membranes.
Main Methods:
- Systematic review and meta-analysis of studies on immediate implant placement.
- Electronic search of MEDLINE (PubMed) and EMBASE databases.
- Calculation of weighted mean changes (WMC) and subgroup analysis based on study design and regenerative strategies.
Main Results:
- Immediate implant placement alone led to a 1.1 mm loss in ridge width and height.
- Flapped immediate placement with a graft showed a 1.79 mm gain in ridge dimensions.
- Resorbable membranes with grafts resulted in a 1.09 mm gain in height, while non-resorbable membranes showed minimal height loss (0.07 mm).
Conclusions:
- Immediate implant placement does not prevent alveolar ridge modeling post-extraction.
- Current evidence is inconclusive regarding the effectiveness of regenerative techniques in mitigating alveolar reduction.
- Further high-quality research is needed to establish optimal regenerative strategies.
