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Chin augmentation: Subperiosteal and supraperiosteal implants.
R C Webster1, M F White, R C Smith
1Melrose-Wakefield Hospital, Melrose, Massachusetts.
Aesthetic Plastic Surgery
|November 1, 2013
Summary
This study introduces a novel two-piece silicone implant technique for chin augmentation. The method ensures stable, natural-looking results with easier insertion compared to traditional methods.
Area of Science:
- Plastic Surgery
- Biomaterials Engineering
- Anatomical Reconstruction
Background:
- Subperiosteal chin implants risk deep mandibular erosion.
- Supraperiosteal implants exhibit instability and mobility.
- Achieving a smooth chin-to-cheek contour via small incisions is challenging.
Purpose of the Study:
- To present a new surgical technique for chin augmentation using a two-piece silicone implant.
- To improve implant stability and aesthetic outcomes in mentoplasty.
- To facilitate insertion through a minimally invasive approach.
Main Methods:
- A two-piece carved silicone rubber implant was designed.
- The implant was placed in a dual-layer pocket: subperiosteal laterally and supraperiosteal centrally.
- Surgical insertion was performed through a small incision.
Main Results:
- The technique provides firm implant fixation.
- Lateral tapering of the implant ensures a natural transition to the cheek.
- The procedure allows for easy insertion via a small incision.
Conclusions:
- This dual-layer pocket technique offers improved stability and aesthetic results for chin augmentation.
- The method overcomes the limitations of traditional subperiosteal and supraperiosteal implant placements.
- Minimally invasive insertion is achievable with this innovative approach.
