{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2025,2,21]],"date-time":"2025-02-21T03:12:28Z","timestamp":1740107548232,"version":"3.37.3"},"reference-count":19,"publisher":"Springer Science and Business Media LLC","issue":"6","license":[{"start":{"date-parts":[[2021,1,2]],"date-time":"2021-01-02T00:00:00Z","timestamp":1609545600000},"content-version":"tdm","delay-in-days":0,"URL":"https:\/\/www.springer.com\/tdm"},{"start":{"date-parts":[[2021,1,2]],"date-time":"2021-01-02T00:00:00Z","timestamp":1609545600000},"content-version":"vor","delay-in-days":0,"URL":"https:\/\/www.springer.com\/tdm"}],"content-domain":{"domain":["link.springer.com"],"crossmark-restriction":false},"short-container-title":["Surg Today"],"published-print":{"date-parts":[[2021,6]]},"DOI":"10.1007\/s00595-020-02193-2","type":"journal-article","created":{"date-parts":[[2021,1,2]],"date-time":"2021-01-02T06:02:52Z","timestamp":1609567372000},"page":"962-970","update-policy":"https:\/\/doi.org\/10.1007\/springer_crossmark_policy","source":"Crossref","is-referenced-by-count":4,"title":["The evaluation of the dilation-degree classification of esophageal achalasia patients from the viewpoint of esophageal clearance"],"prefix":"10.1007","volume":"51","author":[{"ORCID":"https:\/\/orcid.org\/0000-0002-8126-431X","authenticated-orcid":false,"given":"Kazuto","family":"Tsuboi","sequence":"first","affiliation":[],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"Fumiaki","family":"Yano","sequence":"additional","affiliation":[],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"Nobuo","family":"Omura","sequence":"additional","affiliation":[],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"Masato","family":"Hoshino","sequence":"additional","affiliation":[],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"Shunsuke","family":"Akimoto","sequence":"additional","affiliation":[],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"Takahiro","family":"Masuda","sequence":"additional","affiliation":[],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"Yuki","family":"Sakashita","sequence":"additional","affiliation":[],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"Naoko","family":"Fukushima","sequence":"additional","affiliation":[],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"Toru","family":"Ikegami","sequence":"additional","affiliation":[],"role":[{"role":"author","vocabulary":"crossref"}]}],"member":"297","published-online":{"date-parts":[[2021,1,2]]},"reference":[{"key":"2193_CR1","doi-asserted-by":"publisher","first-page":"7892","DOI":"10.3748\/wjg.v22.i35.7892","volume":"22","author":"J Furuzawa-Carballeda","year":"2016","unstructured":"Furuzawa-Carballeda J, Torres-Landa S, Valdovinos MA, Coss-Adame E, Martin Del Campo LA, Torress-Villalobos G. New insights into the pathophysiology of achalasia and implications for future treatment. World J Gastroenterol. 2016;22:7892\u2013907.","journal-title":"World J Gastroenterol"},{"key":"2193_CR2","doi-asserted-by":"publisher","first-page":"3969","DOI":"10.3748\/wjg.15.3969","volume":"15","author":"AJ Eckardt","year":"2009","unstructured":"Eckardt AJ, Ekcardt VF. Current clinical approach to achalasia. World J Gastroenetrol. 2009;15:3969\u201375.","journal-title":"World J Gastroenetrol"},{"key":"2193_CR3","doi-asserted-by":"publisher","first-page":"67","DOI":"10.5056\/jnm19144","volume":"26","author":"HJ Yoon","year":"2020","unstructured":"Yoon HJ, Lee JE, Jung DH, Park JC, Youn YH, Park H. Morphologic restoration after peroral endoscopic myotomy in sigmoid-type achalasia. J Neurogastroenterol Motil. 2020;26:67\u201373.","journal-title":"J Neurogastroenterol Motil"},{"key":"2193_CR4","doi-asserted-by":"publisher","first-page":"275","DOI":"10.1007\/s10388-017-0589-1","volume":"14","author":"Japan esophageal society","year":"2017","unstructured":"Japan esophageal society. Descriptive rules for achalasia of the esophagus, June 2012: 4th edition. Esophagus. 2017;14:275\u201389.","journal-title":"Esophagus"},{"key":"2193_CR5","doi-asserted-by":"publisher","first-page":"721","DOI":"10.1007\/s00595-019-01945-z","volume":"50","author":"M Hoshino","year":"2020","unstructured":"Hoshino M, Omura N, Yano F, Tsuboi K, Yamamoto SR, Akimoto S, et al. Needlescopic versus conventional laparoscopic Heller-Dor procedure for achalasia: a propensity score-matched analysis. Surg Today. 2020;50:721\u20135.","journal-title":"Surg Today"},{"key":"2193_CR6","doi-asserted-by":"publisher","first-page":"1068","DOI":"10.1007\/s00595-018-1695-y","volume":"48","author":"K Tsuboi","year":"2018","unstructured":"Tsuboi K, Omura N, Yano F, Hoshino M, Yamamoto SR, Akimoto S, et al. Effect of preoperative balloon dilation on treatment outcomes of laparoscopic Heller-Dor surgery for achalasia: a propensity score matched study. Surg Today. 2018;48:1068\u201375.","journal-title":"Surg Today"},{"key":"2193_CR7","doi-asserted-by":"publisher","first-page":"197","DOI":"10.1007\/s10388-019-00697-6","volume":"17","author":"K Tsuboi","year":"2020","unstructured":"Tsuboi K, Omura N, Yano F, Hoshino M, Yamamoto SR, Akimoto S, et al. Therapeutic efficacy of laparoscopic Heller-Dor surgery for chest pain in patients with achalasia\u2014a single institutional experience. Esophagus. 2020;17:197\u2013207.","journal-title":"Esophagus"},{"key":"2193_CR8","doi-asserted-by":"publisher","first-page":"473","DOI":"10.2214\/ajr.169.2.9242756","volume":"169","author":"JM de Olivaira","year":"1997","unstructured":"de Olivaira JM, Birgisson S, Doinoff C, Einstein D, Herts B, Davros W, et al. Timed barium swallow: a simple technique for evaluating esophageal emptying in patients with achalasia. AJR Am J Roentgenol. 1997;169:473\u20139.","journal-title":"AJR Am J Roentgenol"},{"key":"2193_CR9","doi-asserted-by":"publisher","first-page":"1841","DOI":"10.1001\/jama.2015.2996","volume":"313","author":"JE Pandolfino","year":"2015","unstructured":"Pandolfino JE, Gawron AJ. Achalasia: a systematic review. JAMA. 2015;313:1841\u201352.","journal-title":"JAMA"},{"key":"2193_CR10","doi-asserted-by":"publisher","first-page":"160","DOI":"10.1111\/nmo.12477","volume":"27","author":"Kahrilas PJ, Bredenoord AJ, Fox M, Gyawali CP, Roman S, Smout AJ, et al. International High Resolution Manometry Working Group","year":"2015","unstructured":"Kahrilas PJ, Bredenoord AJ, Fox M, Gyawali CP, Roman S, Smout AJ, et al. International High Resolution Manometry Working Group. The Chicago classification of esophageal motility disorders, v3.0. Neurogastroenterol Motil. 2015;27:160\u201374.","journal-title":"Neurogastroenterol Motil"},{"key":"2193_CR11","doi-asserted-by":"publisher","first-page":"169","DOI":"10.1111\/j.1442-2050.2008.00891.x","volume":"22","author":"K Tsuboi","year":"2009","unstructured":"Tsuboi K, Omura N, Yano F, Kashiwagi H, Yanaga K. Results after laparoscopic Heller- Dor operation for esophageal achalasia in 100 consecutive patients. Dis Esophagus. 2009;22:169\u201376.","journal-title":"Dis Esophagus"},{"key":"2193_CR12","doi-asserted-by":"publisher","first-page":"218","DOI":"10.1111\/j.1442-2050.2004.00411.x","volume":"17","author":"C Iascone","year":"2004","unstructured":"Iascone C, Di Giulio E, Maffi C, Ruperto M. Use of radioisotopic esophageal transit in the assessment of patients with symptoms of reflux and non-specific esophageal motor disorders. Dis Esophagus. 2004;17:218\u201322.","journal-title":"Dis Esophagus"},{"key":"2193_CR13","doi-asserted-by":"publisher","first-page":"196","DOI":"10.1038\/ajg.2017.370","volume":"113","author":"W Blonski","year":"2018","unstructured":"Blonski W, Kumar A, Feldman J, Richter JE. Timed barium swallow: diagnostic role and predictive value in untreated achalasia, esophagogastric junction outflow obstruction, and non-achalasia dysphagia. Am J Gastroenterol. 2018;113:196\u2013203.","journal-title":"Am J Gastroenterol"},{"key":"2193_CR14","doi-asserted-by":"publisher","first-page":"336","DOI":"10.1111\/dote.12212","volume":"28","author":"A Zanoni","year":"2015","unstructured":"Zanoni A, Rice TW, Lopez R, Birgisson S, Shay SS, Thota PN, et al. Timed barium esophagogram in achalasia types. Dis Esophagus. 2015;28:336\u201344.","journal-title":"Dis Esophagus"},{"key":"2193_CR15","doi-asserted-by":"publisher","first-page":"235","DOI":"10.1007\/s00595-005-3122-4","volume":"36","author":"N Omura","year":"2006","unstructured":"Omura N, Kashiwagi H, Tsuboi K, Ishibashi Y, Kawasaki N, Yano F, et al. Therapeutic effects of a laparoscopic Heller myotomy and Dor fundoplication on the chest pain associated with achalasia. Surg Today. 2006;36:235\u201340.","journal-title":"Surg Today"},{"key":"2193_CR16","doi-asserted-by":"publisher","first-page":"718","DOI":"10.1053\/j.gastro.2012.12.027","volume":"144","author":"WO Rohof","year":"2013","unstructured":"Rohof WO, Salvador R, Annese V, Bruley des Varannes S, Chaussade S, Costantini M, et al. Outcomes of treatment for achalasia depend on manometric subtype. Gastroenterology. 2013;144:718\u201325.","journal-title":"Gastroenterology"},{"key":"2193_CR17","doi-asserted-by":"publisher","first-page":"706","DOI":"10.1007\/s00464-015-4264-0","volume":"30","author":"K Tsuboi","year":"2016","unstructured":"Tsuboi K, Omura N, Yano F, Hoshino M, Yamamoto SR, Akimoto S, et al. Identification of risk factors for mucosal injury during laparoscopic Heller myotomy for achalasia. Surg Endosc. 2016;30:706\u201314.","journal-title":"Surg Endosc"},{"key":"2193_CR18","doi-asserted-by":"publisher","first-page":"233","DOI":"10.1007\/BF01307540","volume":"38","author":"A Sonnenberg","year":"1993","unstructured":"Sonnenberg A, Massey BT, McCarty DJ, Jacobsen SJ. Epidemiology of hospitalization for achalasia in the United States. Dig Dis Sci. 1993;38:233\u201344.","journal-title":"Dig Dis Sci"},{"key":"2193_CR19","doi-asserted-by":"publisher","first-page":"4","DOI":"10.1016\/j.gie.2017.09.029","volume":"87","author":"Z Nabi","year":"2018","unstructured":"Nabi Z, Reddy DN, Ramchandani M. Adverse events during and after per-oral endoscopic myotomy: prevention, diagnosis, and management. Gastrointest Endosc. 2018;87:4\u201317.","journal-title":"Gastrointest Endosc"}],"container-title":["Surgery Today"],"original-title":[],"language":"en","link":[{"URL":"https:\/\/link.springer.com\/content\/pdf\/10.1007\/s00595-020-02193-2.pdf","content-type":"application\/pdf","content-version":"vor","intended-application":"text-mining"},{"URL":"https:\/\/link.springer.com\/article\/10.1007\/s00595-020-02193-2\/fulltext.html","content-type":"text\/html","content-version":"vor","intended-application":"text-mining"},{"URL":"https:\/\/link.springer.com\/content\/pdf\/10.1007\/s00595-020-02193-2.pdf","content-type":"application\/pdf","content-version":"vor","intended-application":"similarity-checking"}],"deposited":{"date-parts":[[2021,5,24]],"date-time":"2021-05-24T03:18:01Z","timestamp":1621826281000},"score":1,"resource":{"primary":{"URL":"https:\/\/link.springer.com\/10.1007\/s00595-020-02193-2"}},"subtitle":[],"short-title":[],"issued":{"date-parts":[[2021,1,2]]},"references-count":19,"journal-issue":{"issue":"6","published-print":{"date-parts":[[2021,6]]}},"alternative-id":["2193"],"URL":"https:\/\/doi.org\/10.1007\/s00595-020-02193-2","relation":{},"ISSN":["0941-1291","1436-2813"],"issn-type":[{"type":"print","value":"0941-1291"},{"type":"electronic","value":"1436-2813"}],"subject":[],"published":{"date-parts":[[2021,1,2]]},"assertion":[{"value":"25 August 2020","order":1,"name":"received","label":"Received","group":{"name":"ArticleHistory","label":"Article History"}},{"value":"4 October 2020","order":2,"name":"accepted","label":"Accepted","group":{"name":"ArticleHistory","label":"Article History"}},{"value":"2 January 2021","order":3,"name":"first_online","label":"First Online","group":{"name":"ArticleHistory","label":"Article History"}},{"order":1,"name":"Ethics","group":{"name":"EthicsHeading","label":"Compliance with ethical standards"}},{"value":"The authors have no financial conflicts of interest to disclose.","order":2,"name":"Ethics","group":{"name":"EthicsHeading","label":"Conflict of interest statement"}}]}}