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Published on: June 20, 2018
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Minimally invasive genioplasty: an observational study
Nasser Alasseri1, Ahmed Alasraj2, Essam Al-Moraissi3
1Oral and Maxillofacial Surgery, Prince Sultan Military Medical City, Riyadh, Saudi Arabia. dr.nasseralasseri@gmail.com.
Oral and Maxillofacial Surgery
|August 11, 2022
Summary
This study evaluated a minimally invasive genioplasty (MIG) technique, finding it a safe and effective alternative to conventional methods. The MIG approach demonstrated good osteotomy quality with reduced blood loss and high patient satisfaction.
Area of Science:
- Oral and Maxillofacial Surgery
- Plastic Surgery
- Surgical Innovation
Background:
- Conventional genioplasty can involve significant surgical trauma.
- There is a need for less invasive techniques for chin augmentation and contouring.
Purpose of the Study:
- To assess the feasibility of a minimally invasive genioplasty (MIG) technique.
- To evaluate the safety and efficacy of MIG using endoscopy and a piezotome.
Main Methods:
- Thirteen patients underwent primary genioplasty using the MIG technique under general anesthesia.
- Data collected included surgery time, blood loss, neurosensory function, pain, infection rates, and patient satisfaction (FACE-Q Chin scale).
Main Results:
- Mean surgery time was 46.08 minutes.
- Significant improvements in neurosensory testing scores were observed (p=0.006 right, p=0.017 left).
- Minimal pain was reported after one week, with good osteotomy quality in 12 patients and reduced intra-operative blood loss (7.7-46.2%).
Conclusions:
- The minimally invasive genioplasty (MIG) technique is a feasible and promising approach for chin osteotomy.
- MIG offers a viable alternative to conventional genioplasty with favorable outcomes.

