{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2026,10,30]],"date-time":"2026-10-30T18:07:53Z","timestamp":1793383673254,"version":"4.5.0"},"reference-count":9,"publisher":"Wiley","issue":"1","license":[{"start":{"date-parts":[[2016,5,17]],"date-time":"2016-05-17T00:00:00Z","timestamp":1463443200000},"content-version":"vor","delay-in-days":3243,"URL":"http:\/\/onlinelibrary.wiley.com\/termsAndConditions#vor"}],"content-domain":{"domain":["aao-hnsfjournals.onlinelibrary.wiley.com"],"crossmark-restriction":true},"short-container-title":["Otolaryngol.--head neck surg."],"published-print":{"date-parts":[[2007,7]]},"abstract":"<jats:sec><jats:title>OBJECTIVE<\/jats:title><jats:p>In this study, we assessed the efficacy of a new method (expansion sphincter pharyngoplasty [ESP]) to treat obstructive sleep apnea.<\/jats:p><\/jats:sec><jats:sec><jats:title>STUDY DESIGN<\/jats:title><jats:p>We conducted a prospective, randomized controlled trial.<\/jats:p><\/jats:sec><jats:sec><jats:title>METHODS<\/jats:title><jats:p>Forty\u2010five adults with small tonsils, body mass index less than 30\u00a0kg\/m<jats:sup>2<\/jats:sup>, of Friedman stage II or III, of type I Fujita, and with lateral pharyngeal wall collapse were selected for the study.<\/jats:p><\/jats:sec><jats:sec><jats:title>RESULTS<\/jats:title><jats:p>The mean body mass index was 28.7\u00a0kg\/m<jats:sup>2<\/jats:sup>. The apnea\u2010hypopnea index improved from 44.2 \u00b1 10.2 to 12.0 \u00b1 6.6 (<jats:italic>P<\/jats:italic> &lt; 0.005) following ESP and from 38.1 \u00b1 6.46 to 19.6 \u00b1 7.9\u00a0in the uvulopalatopharyngoplasty group (<jats:italic>P<\/jats:italic> &lt; 0.005). Lowest oxygen saturation improved from 78.4 \u00b1 8.52% to 85.2 \u00b1 5.1% in the ESP group (<jats:italic>P<\/jats:italic> = 0.003) and from 75.1 \u00b1 5.9% to 86.6 \u00b1 2.2% in the uvulopalatopharyngoplasty group (<jats:italic>P<\/jats:italic> &lt; 0.005). Selecting a threshold of a 50% reduction in apnea\u2010hypopnea index and apnea\u2010hypopnea index less than 20, success was 82.6% in ESP compared with 68.1% in uvulopalatopharyngoplasty (<jats:italic>P<\/jats:italic> &lt; 0.05).<\/jats:p><\/jats:sec><jats:sec><jats:title>CONCLUSION\/SIGNIFICANCE<\/jats:title><jats:p>The ESP may offer benefits in a selected group of OSA patients.<\/jats:p><\/jats:sec>","DOI":"10.1016\/j.otohns.2007.03.014","type":"journal-article","created":{"date-parts":[[2007,6,26]],"date-time":"2007-06-26T07:18:32Z","timestamp":1182842312000},"page":"110-114","update-policy":"https:\/\/doi.org\/10.1002\/crossmark_policy","source":"Crossref","is-referenced-by-count":310,"title":["Expansion Sphincter Pharyngoplasty: A New Technique for the Treatment of Obstructive Sleep Apnea"],"prefix":"10.1002","volume":"137","author":[{"given":"Kenny P.","family":"Pang","sequence":"first","affiliation":[{"name":"Pacific Sleep Centre Singapore Republic of Singapore"},{"name":"Sleep Surgery, Sleep Fellowship Program Department of Otolaryngology and Communication Sciences Medical College of Wisconsin Milwaukee WI"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"B. Tucker","family":"Woodson","sequence":"additional","affiliation":[{"name":"Pacific Sleep Centre Singapore Republic of Singapore"},{"name":"Sleep Surgery, Sleep Fellowship Program Department of Otolaryngology and Communication Sciences Medical College of Wisconsin Milwaukee WI"}],"role":[{"vocabulary":"crossref","role":"author"}]}],"member":"311","published-online":{"date-parts":[[2016,5,17]]},"reference":[{"key":"e_1_2_8_2_1","doi-asserted-by":"publisher","DOI":"10.1097\/00005537-200311000-00020"},{"key":"e_1_2_8_3_1","doi-asserted-by":"publisher","DOI":"10.1001\/archotol.1983.00800220014004"},{"key":"e_1_2_8_4_1","doi-asserted-by":"publisher","DOI":"10.1097\/00005537-200011000-00010"},{"key":"e_1_2_8_5_1","doi-asserted-by":"publisher","DOI":"10.1152\/jappl.1978.44.6.931"},{"key":"e_1_2_8_6_1","doi-asserted-by":"publisher","DOI":"10.1164\/ajrccm\/148.5.1385"},{"key":"e_1_2_8_7_1","doi-asserted-by":"publisher","DOI":"10.1097\/00006534-196804000-00005"},{"key":"e_1_2_8_8_1","doi-asserted-by":"publisher","DOI":"10.1378\/chest.125.3.864"},{"key":"e_1_2_8_9_1","doi-asserted-by":"publisher","DOI":"10.1164\/ajrccm.152.5.7582313"},{"key":"e_1_2_8_10_1","doi-asserted-by":"publisher","DOI":"10.1093\/sleep\/27.5.942"}],"container-title":["Otolaryngology\u2013Head and Neck Surgery"],"original-title":[],"language":"en","link":[{"URL":"https:\/\/onlinelibrary.wiley.com\/doi\/pdf\/10.1016\/j.otohns.2007.03.014","content-type":"application\/pdf","content-version":"vor","intended-application":"text-mining"},{"URL":"https:\/\/onlinelibrary.wiley.com\/doi\/full-xml\/10.1016\/j.otohns.2007.03.014","content-type":"application\/xml","content-version":"vor","intended-application":"text-mining"},{"URL":"https:\/\/aao-hnsfjournals.onlinelibrary.wiley.com\/doi\/pdf\/10.1016\/j.otohns.2007.03.014","content-type":"unspecified","content-version":"vor","intended-application":"similarity-checking"}],"deposited":{"date-parts":[[2025,10,20]],"date-time":"2025-10-20T14:18:08Z","timestamp":1760969888000},"score":1,"resource":{"primary":{"URL":"https:\/\/aao-hnsfjournals.onlinelibrary.wiley.com\/doi\/10.1016\/j.otohns.2007.03.014"}},"subtitle":[],"short-title":[],"issued":{"date-parts":[[2007,7]]},"references-count":9,"journal-issue":{"issue":"1","published-print":{"date-parts":[[2007,7]]}},"alternative-id":["10.1016\/j.otohns.2007.03.014"],"URL":"https:\/\/doi.org\/10.1016\/j.otohns.2007.03.014","archive":["Portico"],"relation":{},"ISSN":["0194-5998","1097-6817"],"issn-type":[{"value":"0194-5998","type":"print"},{"value":"1097-6817","type":"electronic"}],"subject":[],"published":{"date-parts":[[2007,7]]},"assertion":[{"value":"2006-11-18","order":0,"name":"received","label":"Received","group":{"name":"publication_history","label":"Publication History"}},{"value":"2007-03-08","order":2,"name":"accepted","label":"Accepted","group":{"name":"publication_history","label":"Publication History"}},{"value":"2016-05-17","order":3,"name":"published","label":"Published","group":{"name":"publication_history","label":"Publication History"}}]}}