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We present results on the first-ever application of the passive endoscope holder \u2018Endofix exo\u2019 (Co. AKTORmed GmbH, Neutraubling, Germany) in EES, which enables two-handed surgery.<\/jats:p>\n          <\/jats:sec>\n          <jats:sec>\n            <jats:title>Methods<\/jats:title>\n            <jats:p>This two-sided study compares cut-suture time, operating time, postoperative complications, graft take rates, hearing results and quality of life in patients who underwent first stage tympanoplasty due to tympanic membrane perforation with intact ossicular chain conditions. 25 patients received classic EES (EES-, mean age: 28\u2009\u00b1\u200921 years) and 15 received EES with the passive holder (EES+, mean age: 48\u2009\u00b1\u200921 years).<\/jats:p>\n          <\/jats:sec>\n          <jats:sec>\n            <jats:title>Results<\/jats:title>\n            <jats:p>Mean operating times (EES-: 96\u2009\u00b1\u200938 (SD) min; EES+: 107\u2009\u00b1\u200933\u00a0min), cut-suture times (EES-: 68\u2009\u00b1\u200930\u00a0min; EES+: 73\u2009\u00b1\u200931\u00a0min), complications, graft take rates and hearing results (preoperative air bone gap (ABG) (PTA4): 15 dB\u2009\u00b1\u2009SD 8 dB (EES-); 16 dB\u2009\u00b1\u2009SD 8 dB (EES+); postoperative ABG (PTA4): 11.25dB\u2009\u00b1\u2009SD 11.3dB (EES-); 14 dB\u2009\u00b1\u2009SD 10 dB (EES+)) did not differ significantly (<jats:italic>p<\/jats:italic>\u2009&gt;\u20090.05) between the two groups. Postoperative hearing results and quality of life tended to improve in both groups (<jats:italic>p<\/jats:italic>\u2009&gt;\u20090.05).<\/jats:p>\n          <\/jats:sec>\n          <jats:sec>\n            <jats:title>Discussion<\/jats:title>\n            <jats:p>The passive endoscope holder has been successfully applied during the course of the study. However, modifications of the endoscope holder and further studies are recommended focusing on positioning of grafts and prostheses to obtain conclusive results regarding the superiority of two-handed EES over one-handed conventional EES.<\/jats:p>\n          <\/jats:sec>","DOI":"10.1007\/s00405-024-09018-9","type":"journal-article","created":{"date-parts":[[2024,10,15]],"date-time":"2024-10-15T08:02:31Z","timestamp":1728979351000},"page":"1217-1230","update-policy":"https:\/\/doi.org\/10.1007\/springer_crossmark_policy","source":"Crossref","is-referenced-by-count":3,"title":["Conventional one-handed compared to two-handed endoscopic ear surgery using an endoscope holder: a single center study"],"prefix":"10.1007","volume":"282","author":[{"ORCID":"https:\/\/orcid.org\/0009-0006-0431-9758","authenticated-orcid":false,"given":"Christoph","family":"M\u00fcller","sequence":"first","affiliation":[],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"Anastasia","family":"Raczynski","sequence":"additional","affiliation":[],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"Susen","family":"Lailach","sequence":"additional","affiliation":[],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"Thomas","family":"Zahnert","sequence":"additional","affiliation":[],"role":[{"role":"author","vocabulary":"crossref"}]}],"member":"297","published-online":{"date-parts":[[2024,10,15]]},"reference":[{"key":"9018_CR1","doi-asserted-by":"publisher","first-page":"239","DOI":"10.1016\/S1043-1810(10)80121-6","volume":"3","author":"DS Poe","year":"1992","unstructured":"Poe DS (1992) Transtympanic endoscopy of the middle ear. 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