{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2026,10,25]],"date-time":"2026-10-25T00:05:32Z","timestamp":1792886732225,"version":"4.5.0"},"reference-count":16,"publisher":"Springer Science and Business Media LLC","issue":"1","license":[{"start":{"date-parts":[[2020,6,17]],"date-time":"2020-06-17T00:00:00Z","timestamp":1592352000000},"content-version":"tdm","delay-in-days":0,"URL":"https:\/\/creativecommons.org\/licenses\/by\/4.0"},{"start":{"date-parts":[[2020,6,17]],"date-time":"2020-06-17T00:00:00Z","timestamp":1592352000000},"content-version":"vor","delay-in-days":0,"URL":"https:\/\/creativecommons.org\/licenses\/by\/4.0"}],"content-domain":{"domain":["link.springer.com"],"crossmark-restriction":false},"short-container-title":["BMC Musculoskelet Disord"],"published-print":{"date-parts":[[2020,12]]},"abstract":"<jats:title>Abstract<\/jats:title>\n                  <jats:sec>\n                    <jats:title>Background<\/jats:title>\n                    <jats:p>An optimal osteotomy angle avoids shortening of the first metatarsal bone after hallux valgus surgery and therefore reduces the risk of transfer-metatarsalgia. The purpose of the present ex-vivo study was to investigate whether augmented reality (AR) would improve accuracy of the distal osteotomy during hallux valgus surgery.<\/jats:p>\n                  <\/jats:sec>\n                  <jats:sec>\n                    <jats:title>Methods<\/jats:title>\n                    <jats:p>\n                      Distal osteotomies of the first metatarsals were performed on a foot model by two surgeons with different levels of surgical experience each with (AR,\n                      <jats:italic>n<\/jats:italic>\n                      \u2009=\u200915\u2009\u00d7\u20092) or without (controls,\n                      <jats:italic>n<\/jats:italic>\n                      \u2009=\u200915\u2009\u00d7\u20092) overlay of a hologram depicting an angle of osteotomy perpendicular to the second metatarsal. Subsequently, the deviation of the osteotomy angle in the transverse plane was analyzed.\n                    <\/jats:p>\n                  <\/jats:sec>\n                  <jats:sec>\n                    <jats:title>Results<\/jats:title>\n                    <jats:p>\n                      Overall, AR decreased the extent of deviation and the AR guided osteotomies were more accurate (4.9\u2009\u00b1\u20094.2\u00b0) compared to the freehand cuts (6.7\u2009\u00b1\u20096.1\u00b0) by tendency (\n                      <jats:italic>p<\/jats:italic>\n                      \u2009=\u20090.2). However, while the inexperienced surgeon performed more accurate osteotomies with AR with a mean angle of 6.4\u2009\u00b1\u20093.5\u00b0 compared to freehand 10.5\u2009\u00b1\u20095.5\u00b0 (\n                      <jats:italic>p<\/jats:italic>\n                      \u2009=\u20090.02), no significant difference was noticed for the experienced surgeon with an osteotomy angle of around 3\u00b0 in both cases.\n                    <\/jats:p>\n                  <\/jats:sec>\n                  <jats:sec>\n                    <jats:title>Conclusion<\/jats:title>\n                    <jats:p>This pilot-study suggests that AR guided osteotomies can potentially improve accuracy during hallux valgus correction, particularly for less experienced surgeons.<\/jats:p>\n                  <\/jats:sec>","DOI":"10.1186\/s12891-020-03373-4","type":"journal-article","created":{"date-parts":[[2020,7,6]],"date-time":"2020-07-06T07:03:50Z","timestamp":1594019030000},"update-policy":"https:\/\/doi.org\/10.1007\/springer_crossmark_policy","source":"Crossref","is-referenced-by-count":25,"title":["Augmented reality guided osteotomy in hallux Valgus correction"],"prefix":"10.1186","volume":"21","author":[{"ORCID":"https:\/\/orcid.org\/0000-0003-3448-8625","authenticated-orcid":false,"given":"Arnd Fredrik","family":"Vieh\u00f6fer","sequence":"first","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Stephan Hermann","family":"Wirth","sequence":"additional","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Stefan Michael","family":"Zimmermann","sequence":"additional","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Laurenz","family":"Jaberg","sequence":"additional","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Cyrill","family":"Dennler","sequence":"additional","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Philipp","family":"F\u00fcrnstahl","sequence":"additional","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Mazda","family":"Farshad","sequence":"additional","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]}],"member":"297","published-online":{"date-parts":[[2020,6,17]]},"reference":[{"key":"3373_CR1","doi-asserted-by":"publisher","first-page":"857","DOI":"10.1002\/art.23709","volume":"59","author":"E Roddy","year":"2008","unstructured":"Roddy E, Zhang WDoherty M. 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