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Intra-Operative Neural Monitoring of Thyroid Surgery in a Porcine Model
Published on: February 11, 2019
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Genioglossus Advancement and Hyoid Surgery
Yau Hong Goh1, Victor Abdullah2, Sung Wan Kim3
1Department of Otorhinolaryngology-Head and Neck Surgery, Mount Elizabeth Medical Centre, 3 Mount Elizabeth, Suite 03-01/02, Singapore 228510, Singapore.
Sleep Medicine Clinics
|February 3, 2019
Summary
Surgical advancements in obstructive sleep apnea focus on genioglossus muscle (GGM) repositioning. Techniques like hyothyroidopexy address hypopharyngeal collapse by altering mandibular and hyoid structures for better airway patency.
Area of Science:
- Sleep Medicine
- Otolaryngology
- Surgical Anatomy
Background:
- Obstructive sleep apnea (OSA) pathophysiology involves hypopharyngeal collapse.
- Mandibular, tongue, and hyoid complex dimensions are critical in OSA.
- Genioglossus muscle (GGM) plays a key role in maintaining airway patency.
Purpose of the Study:
- To review the role of the genioglossus muscle (GGM) in OSA.
- To discuss modifications of the genioglossus advancement technique.
- To highlight the significance of the hyoid bone in OSA surgical interventions.
Main Methods:
- Review of surgical techniques for OSA.
- Focus on genioglossus advancement and hyothyroidopexy.
- Analysis of anatomical relationships in the hypopharynx.
Main Results:
- Genioglossus advancement, via mandibular osteotomy, repositions the GGM anteriorly to prevent collapse.
- Modifications aim to reduce surgical morbidity and improve GGM incorporation.
- Hyothyroidopexy is presented as a relevant surgical approach due to hyoid's relation to the tongue base.
Conclusions:
- Anatomical factors of the mandible, tongue, and hyoid are crucial for OSA.
- Genioglossus advancement techniques are evolving to improve efficacy and safety.
- Hyoid bone manipulation is an important consideration in surgical management of OSA.
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