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[Advance and review: implant-abutment microgap]
1Department of Prosthodontics, Guanghua School of Stomatology, Hospital of Stomatology, Sun Yat-sen University & Guangdong Provincial Key Laboratory of Stomatology, Guangzhou 510055, China.
Summary
The implant-abutment microgap (IAM) in dental implants affects long-term success. Understanding IAM
Area of Science:
- Biomaterials Science
- Dental Implantology
- Microbiology
Background:
- The implant-abutment microgap (IAM) is a feature of two-piece dental implant systems.
- IAM has been linked to the long-term success rate of dental implants.
- Existing research demonstrates a connection between IAM and biological/mechanical complications.
Purpose of the Study:
- To review the relationship between IAM and dental implant complications.
- To identify factors influencing IAM size.
- To explore methods for reducing or sealing the IAM.
Main Methods:
- Literature review of studies on implant-abutment microgaps.
- Analysis of factors affecting IAM size (connection type, abutment material, insertion torque).
- Examination of IAM's role in bacterial colonization and long-term complications.
Main Results:
- IAM size is influenced by connection type, abutment material, and insertion torque.
- IAM is associated with bacterial colonization.
- The microgap is a critical factor in long-term implant complications.
Conclusions:
- The implant-abutment microgap is a significant factor in dental implant complications.
- Controlling IAM size and sealing strategies are crucial for implant success.
- Further research is needed to fully understand and mitigate IAM-related issues.
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