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Using Osseointegrated Implants Concomitant With Onlay Bone Grafting for Auricular Reconstruction
Amin Rahpeyma1, Saeedeh Khajehahmadi
1*Oral and Maxillofacial Diseases Research Center †Dental Research Center, Mashhad University of Medical Sciences, Mashhad, Iran.
The Journal of Craniofacial Surgery
|June 7, 2017
Summary
Dental implants can now be used in the mastoid region with onlay bone grafting. This technique, using parietal bone or mandibular ramus grafts, enhances implant stability and long-term survival.
Area of Science:
- Neurosurgery
- Dental Implantology
- Craniofacial Reconstruction
Background:
- Dental implants are established for nasal and orbital reconstruction.
- Limited calvarial thickness historically precluded mastoid region use.
- Onlay bone grafting offers a solution for thin bone regions.
Observation:
- Experimental animal studies support the efficacy of onlay bone grafting with implants.
- Parietal bone and lateral mandibular ramus are identified as suitable donor sites.
- 7mm dental implants are proposed for safe use in the mastoid region.
Findings:
- Onlay bone grafting combined with dental implants is a predictable method for mastoid reconstruction.
- The use of 7mm implants with bone grafts is deemed safe.
- Longer fixture lengths may correlate with improved long-term implant survival.
Implications:
- This approach expands the application of dental implants to the mastoid region.
- It offers a viable solution for complex craniofacial defects.
- Further research into optimal fixture length could enhance reconstructive outcomes.
