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Delayed immediate implants: alveolar bone changes during the healing period
O Nir-Hadar1, M Palmer, W A Soskolne
1Hebrew University-Hadassah Faculty of Dental Medicine, Jerusalem, Israel.
Clinical Oral Implants Research
|May 20, 1998
Summary
Delayed placement of dental implants 6-8 weeks post-extraction promotes healing and bone regeneration. This approach shows good short-term success for osseointegration without bone grafts.
Area of Science:
- Dentistry
- Oral Surgery
- Periodontology
Background:
- Immediate dental implant placement post-extraction has risks.
- Delayed placement allows for healing and optimal bone conditions.
Purpose of the Study:
- To evaluate bone healing and osseointegration with delayed implant placement.
- To assess outcomes without barrier membranes or bone substitutes.
Main Methods:
- 21 fixtures placed 6-8 weeks after extraction in 14 patients.
- Measurements of bone dimensions before and after implant placement.
- Recorded vertical and horizontal bone changes around implants.
Main Results:
- All fixtures integrated, with one failure.
- Significant bone fill in horizontal defects and vertical bone growth.
- Mean reduction in horizontal distance between bone and fixture.
Conclusions:
- Delayed immediate implant placement has a favorable short-term prognosis.
- Bone regeneration occurs naturally around implants without augmentation.
- This technique simplifies procedures and enhances osseointegration.