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Implant failure with spontaneous rapid exfoliation: case reports
David E Deas1, John J Mikotowicz, Scott A Mackey
1US Air Force Periodontics Residency, Wilford Hall Medical Center, Lackland Air Force Base, Texas, USA.
Implant Dentistry
|September 26, 2002
Summary
Two dental implant cases show early, spontaneous fixture exfoliation despite uncomplicated surgery. Further research is needed to understand and prevent these rare dental implant failures.
Area of Science:
- Dental Implantology
- Biomaterials Science
Background:
- Endosseous dental implants are a standard treatment, but early failures can occur.
- This study examines two cases of unexpected, rapid dental implant exfoliation.
Observation:
- Two healthy males experienced early failure of machined titanium implants within 4-6 weeks post-surgery.
- Clinical examination revealed fixture exfoliation with soft tissue reactions; radiographs showed migrating fixtures.
Findings:
- Implants were removed non-surgically. Subsequent attempts in one patient also failed, despite contralateral success.
- The exact cause of early fixture loss remains unclear.
Implications:
- These cases contribute to understanding rare dental implant failures.
- Further investigation may uncover causative mechanisms for prevention.