What is expansion Pharyngoplasty?
In 2007, Pang and Woodson described expansion sphincter pharyngoplasty, which consists of a tonsillectomy followed by rotation of the palatopharyngeus muscle, partial uvulectomy, and closure of the anterior and posterior tonsillar pillars.
What is expansion Sphincteroplasty?
Expansion sphincteroplasty involves: Removing the remaining tonsil tissue. Creating an incision on the soft palate. Pulling the muscles that comprise the back wall of the tonsil forward to increase the space in the throat.
What is a sphincter Pharyngoplasty?
Sphincter pharyngoplasty (SFINK-ter far-INGO-plasty) is a surgery done to help correct velopharyngeal dysfunction (VEE-lo-fa-RIN-jee-uhl dis-FUNK-shuhn), or VPD. VPD occurs when the soft palate cannot properly separate the back of the mouth from the nose during speech.
What is Maxillomandibular advancement surgery?
Maxillomandibular advancement (MMA), also known as double-jaw surgery or bimaxillary advancement surgery, is the main form of skeletal surgery for treatment obstructive sleep apnea (OSA). MMA is generally considered for adult patients who are unable to tolerate continuous positive airway pressure (CPAP).
Where is the lateral pharyngeal wall?
The oropharynx is located right behind the oral cavity or the mouth. It starts from the uvula and ends in the hyoid bone. The lateral wall of the oropharynx is where the palatine tonsils are located. Other parts of the lateral wall are the tonsillar fossa and tonsillar pillars.
How is velopharyngeal insufficiency treated?
Treatment of velopharyngeal insufficiency consists of speech therapy and surgical correction by a palatal elongation pushback procedure, posterior pharyngeal wall implant, pharyngeal flap, or pharyngoplasty, depending on the mobility of the lateral pharyngeal walls, the degree of velar elevation, and the size of the …
What is Velopharyngeal incompetence?
Velopharyngeal incompetence occurs when the velum and lateral and posterior pharyngeal walls fail to separate the oral cavity from the nasal cavity during speech and deglutination.
How long does it take to recover from mandibular advancement surgery?
The bony cuts take a minimum of 6 weeks to heal and are not fully healed until 3 to 4 months after surgery. It is very important to avoid trauma to the upper and lower jaws following surgery.
How long is mandibular advancement surgery?
This is a major surgery, lasting roughly 6 hours. The recovery process is most difficult during the first 4-6 weeks, during which social support is key. Most patients return to work after 1 month. Lip and mouth numbness is the most common patient complaint, with sensation taking up to 1 year to return.
What is the pharyngeal wall?
The posterior pharyngeal wall is the back wall of the swallowing passage. The upper part of the posterior pharyngeal wall can be seen when one looks through an opened mouth, beyond the soft palate, uvula, and tonsils. There is a layer of mucosa, then muscle, and then the bodies of the cervical vertebrae.
Which of the following muscles controls medial movement of the lateral pharyngeal wall?
The results indicate that the medial movement of the lateral pharyngeal wall results from the contraction of the levator.
What is the most commonly used surgical procedure for correction of velopharyngeal insufficiency?
The treatment of velopharyngeal insufficiency or velopharyngeal incompetence usually requires a surgical procedure (tonsillectomy, Furlow Z-plasty, pharyngeal flap, sphincter pharyngoplasty, or posterior pharyngeal wall implant).