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Although arthroscopic interventions are commonly used, there is a lack of information about the accessibility of the defects during elbow arthroscopy by using standard portals.<\/jats:p>\n              <\/jats:sec><jats:sec>\n                <jats:title>Materials and methods<\/jats:title>\n                <jats:p>An elbow arthroscopy using the standard portals was performed in seven fresh frozen specimens. At the capitellum, the most posterior and anterior cartilage surface reachable was marked with K-wires. Using a newly described measuring method, we constructed a circular sector around the rotational center of the capitellum. The intersection of K-wire \u201cA\u201d and \u201cB\u201d with the circular sector was marked, and the angles between the K-wires and the Rogers line, alpha angle for K-Wire \u201cA\u201d and beta angle for K-wire \u201cB\u201d, and the corridor not accessible during arthroscopy was digitally measured.<\/jats:p>\n              <\/jats:sec><jats:sec>\n                <jats:title>Results<\/jats:title>\n                <jats:p>On average, we found an alpha angle of 53\u00b0 and a beta angle of 104\u00b0. Leaving a sector of 51\u00b0 which was not accessible via the standard portals during elbow arthroscopy.<\/jats:p>\n              <\/jats:sec><jats:sec>\n                <jats:title>Conclusion<\/jats:title>\n                <jats:p>Non-accessible capitellar lesions during elbow arthroscopy should be considered preoperatively, and the informed consent discussion should always include the possibility of open procedures or the use of flexible instruments.<\/jats:p>\n              <\/jats:sec><jats:sec>\n                <jats:title>Level of Evidence<\/jats:title>\n                <jats:p>4.<\/jats:p>\n              <\/jats:sec>","DOI":"10.1007\/s00402-023-05172-7","type":"journal-article","created":{"date-parts":[[2024,1,3]],"date-time":"2024-01-03T19:03:02Z","timestamp":1704308582000},"page":"1297-1302","update-policy":"https:\/\/doi.org\/10.1007\/springer_crossmark_policy","source":"Crossref","is-referenced-by-count":3,"title":["Accessibility of osteochondral lesion at the capitellum during elbow arthroscopy: an anatomical study"],"prefix":"10.1007","volume":"144","author":[{"ORCID":"https:\/\/orcid.org\/0000-0002-7617-8740","authenticated-orcid":false,"given":"S.","family":"Wegmann","sequence":"first","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"M.","family":"Hackl","sequence":"additional","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"F.","family":"Krane","sequence":"additional","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"K.","family":"Wegmann","sequence":"additional","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"L.-P.","family":"Mueller","sequence":"additional","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"T.","family":"Leschinger","sequence":"additional","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]}],"member":"297","published-online":{"date-parts":[[2024,1,3]]},"reference":[{"key":"5172_CR1","doi-asserted-by":"publisher","first-page":"712","DOI":"10.1177\/0363546506296608","volume":"35","author":"MS Kocher","year":"2007","unstructured":"Kocher MS, Czarnecki JJ, Andersen JS, Micheli LJ (2007) Internal fixation of juvenile osteochondritis dissecans lesions of the knee. 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This study was approved by the ethical review commission of the University of Cologne (22\u20131451).","order":3,"name":"Ethics","group":{"name":"EthicsHeading","label":"Ethical statement"}}]}}