Velopharyngeal Sphincter Pathophysiologic Aspects in the in Cleft Palate
نویسندگان
چکیده
* Otorhinolaryngologist medical doctor. In course for Master’s Degree in the Program for Post-Graduation in Medicine: Surgery of Universidade Federal do Rio Grande do Sul. ** Phonoaudiologist. In Course for Doctor’s Degree of Post-Graduation in Medical Sciences: Paediatrics of Universidade Federal do Rio Grande do Sul. ** Phonoaudiologist. In Course for Master’s Degree of Post-Graduation in Medical Sciences: Paediatrics of Universidade Federal do Rio Grande do Sul. **** Otorhinolaryngologist Medical Doctor. Associate Professor of Otorhinolaryngology Discipline of the Medicine College of Universidade Federal do Rio Grande do Sul. ***** Doctor, Plastic Surgeon. Assistant Professor of Plastic Surgery Discipline of the Medicine College of Universidade Federal do Rio Grande do Sul. Head of the Craniomaxillofacial Surgery Service of Hospital de Clínicas de Porto Alegre.
منابع مشابه
The Role of the Velopharyngeal Sphincter in the Speech of Patients with Cleft Palate or Cleft Lip and Palate Using Perceptual Methods
BACKGROUND The velopharyngeal sphincter (VPS) plays the main role in speech formation. The cleft palate, due to the damage of the soft palate, leads to dysfunction of the velopharyngeal sphincter thus causing speech disorder. AIM To establish a link between the nasal air escape and the perceptual symptoms in the speech of patients with cleft palate or cleft lip and palate using auditory-visua...
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Background: Inadequacy of speech and voice due to velopharyngeal insufficiency is a major stigma for cleft patients. Therefore, the study of this clinical condition is essential to improve the development and social relations of children with this ailment. This study aimed to assess alterations in the speech, velopharyngeal sphincter, and larynx of patients with cleft palate and cleft lip and p...
متن کاملQuantitative analysis of the velopharyngeal sphincter function during speech.
OBJECTIVE This study reports a new concept for quantitative analysis of velopharyngeal function using electromagnetic articulography and simultaneous transoral video endoscopy. PARTICIPANTS The velopharyngeal closure mechanism was studied in 16 healthy German subjects during production of the vowel-consonant-vowel sequences /afa/ and /apa/. DESIGN Velar movements in the sagittal and vertica...
متن کاملPosterior pharyngeal flap and sphincter pharyngoplasty: the state of the art.
Surgical management of velopharyngeal insufficiency by attachment of posterior pharyngeal flap or construction of sphincter pharyngoplasty is reviewed. Posterior pharyngeal flap surgery is well established, with a long history dating back to the 19th century. Flaps have been based superiorly, inferiorly, or laterally. There have been reports of airway obstruction and obstructive sleep apnea ass...
متن کاملCorrelation of Vocal Intensity with Velopharyngeal Closing Mechanism in Individuals with and without Complaint of Velopharyngeal Dysfunction
Introduction Velopharyngeal sphincter is a portion of the muscle of the palatopharyngeal arch that is capable of separating the oral cavity from the nasal cavity. It has not been determined yet whether voice intensity has an influence on this capacity. Velopharyngeal sphincter closure is accomplished by elevating and retracting the soft palate at the same time as the nasopharyngeal walls are co...
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