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Implant-retained mandibular overdentures with immediate loading. A retrospective multicenter study on 226 consecutive
M Chiapasco1, C Gatti, E Rossi
1Department of Oral Surgery, Dental School, University of Milano, S. Paolo Institute of Biomedical Sciences, Italy.
Clinical Oral Implants Research
|February 1, 1997
Summary
Immediate loading of dental implants for lower jaw overdentures shows success rates comparable to delayed loading. This approach significantly reduces treatment time and enhances patient satisfaction.
Area of Science:
- Dentistry
- Oral Implantology
- Prosthodontics
Background:
- Implant-supported overdentures are a common treatment for edentulous mandibles.
- Traditional protocols often involve delayed loading after osseointegration.
- Immediate loading protocols aim to shorten rehabilitation timelines.
Purpose of the Study:
- To evaluate the success rate of immediately loaded osseointegrated implants in the interforaminal area for mandibular overdentures.
- To compare the outcomes of immediate loading with those of delayed loading.
- To assess patient satisfaction with immediate loading protocols.
Main Methods:
- A multicenter retrospective study involving 226 patients receiving 904 osseointegrated implants.
- Four different titanium implant systems were utilized.
- Implants were immediately loaded with a U-shaped gold bar and an implant-retained overdenture.
- Follow-up ranged from 2 to 13 years (mean 6.4 years).
Main Results:
- An overall implant failure rate of 3.1% and a bar failure rate of 1.5% were observed.
- The success rate of immediately loaded implants was comparable to delayed loading protocols.
- Immediate loading significantly shortened dental rehabilitation times.
Conclusions:
- Immediate loading of implants for mandibular overdentures is a viable treatment option.
- This protocol achieves success rates similar to conventional delayed loading.
- The method offers substantial benefits in reducing treatment duration and improving patient satisfaction.