{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2026,9,30]],"date-time":"2026-09-30T22:33:32Z","timestamp":1790807612352,"version":"4.1.0"},"reference-count":29,"publisher":"SAGE Publications","issue":"8","license":[{"start":{"date-parts":[[2025,6,29]],"date-time":"2025-06-29T00:00:00Z","timestamp":1751155200000},"content-version":"tdm","delay-in-days":0,"URL":"https:\/\/journals.sagepub.com\/page\/policies\/text-and-data-mining-license"}],"funder":[{"name":"the Basic and Applied Basic Research Project in Guangzhou","award":["2023A04J1968"],"award-info":[{"award-number":["2023A04J1968"]}]}],"content-domain":{"domain":["journals.sagepub.com"],"crossmark-restriction":true},"short-container-title":["Foot Ankle Int."],"published-print":{"date-parts":[[2025,8]]},"abstract":"<jats:sec>\n                    <jats:title>Background:<\/jats:title>\n                    <jats:p>Plantar displacement during chevron osteotomy may improve load distribution in hallux valgus, but biomechanical evidence is limited. This study evaluates how lateral and plantar displacement affect contact properties in the first metatarsophalangeal (MTP-1) and the first tarsometatarsal (TMT-1) joints under standing load.<\/jats:p>\n                  <\/jats:sec>\n                  <jats:sec>\n                    <jats:title>Methods:<\/jats:title>\n                    <jats:p>Twelve cadaveric feet with hallux valgus and 4 normal specimens were tested under simulated standing load. Biplane osteotomy was performed with lateral displacement (2, 4, 6\u2009mm) and plantar displacement (0, 2, 4\u2009mm). Joint contact metrics were measured using Tekscan sensors.<\/jats:p>\n                  <\/jats:sec>\n                  <jats:sec>\n                    <jats:title>Results:<\/jats:title>\n                    <jats:p>\n                      Lateral displacement significantly affected contact force and peak pressure at both joints (\n                      <jats:italic>P<\/jats:italic>\n                      \u2009&lt;\u2009.01). Interaction effects between lateral and plantar displacement were also significant (\n                      <jats:italic>P<\/jats:italic>\n                      \u2009&lt;\u2009.01). A combination of 4-mm lateral and 2-4-mm plantar displacement most closely approximated contact pressures seen in the normal group.\n                    <\/jats:p>\n                  <\/jats:sec>\n                  <jats:sec>\n                    <jats:title>Conclusion:<\/jats:title>\n                    <jats:p>Lateral displacement of 4\u2009mm with 2-4\u2009mm plantar shift optimizes contact pressure restoration in cadaveric hallux valgus feet. These findings offer biomechanical guidance but require clinical validation.<\/jats:p>\n                  <\/jats:sec>\n                  <jats:sec>\n                    <jats:title>Clinical Relevance:<\/jats:title>\n                    <jats:p>Understanding how lateral and plantar displacement affect joint biomechanics provides a foundational framework for refining surgical planning in biplane chevron osteotomy. By identifying displacement combinations that approximate normal joint pressures, this study offers biomechanical guidance to help reduce postoperative complications such as transfer metatarsalgia. However, clinical studies are needed to determine whether these biomechanical findings translate into improved outcomes in patients with hallux valgus.<\/jats:p>\n                  <\/jats:sec>","DOI":"10.1177\/10711007251344255","type":"journal-article","created":{"date-parts":[[2025,8,12]],"date-time":"2025-08-12T07:48:35Z","timestamp":1754984915000},"page":"903-913","update-policy":"https:\/\/doi.org\/10.1177\/sage-journals-update-policy","source":"Crossref","is-referenced-by-count":3,"title":["Biplane Chevron Osteotomy in Hallux Valgus: Biomechanical Effects of Lateral and Plantar Displacement Under Simulated Standing Load"],"prefix":"10.1177","volume":"46","author":[{"ORCID":"https:\/\/orcid.org\/0000-0003-3747-849X","authenticated-orcid":false,"given":"Dong","family":"Ma","sequence":"first","affiliation":[{"name":"Guangdong Provincial Key Laboratory of Digital Medicine and Biomechanics &amp; Guangdong Engineering Research Center for Translation of Medical 3D Printing Application, Guangzhou, Guangdong, China"},{"name":"National Key Discipline of Human Anatomy, School of Basic Medical Sciences, Southern Medical University, Guangzhou, Guangdong, China"},{"name":"School of Biomedical Engineering, Capital Medical University &amp; Beijing Key Laboratory of Fundamental Research on Biomechanics in Clinical Application, Capital Medical University, Beijing, China"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Yining","family":"Wang","sequence":"additional","affiliation":[{"name":"Guangdong Provincial Key Laboratory of Digital Medicine and Biomechanics &amp; Guangdong Engineering Research Center for Translation of Medical 3D Printing Application, Guangzhou, Guangdong, China"},{"name":"National Key Discipline of Human Anatomy, School of Basic Medical Sciences, Southern Medical University, Guangzhou, Guangdong, China"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Chujiang","family":"Xu","sequence":"additional","affiliation":[{"name":"Department of Orthopedics, TCM-Integrated Hospital of Southern Medical University, Guangzhou, Guangdong, China"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Jingxing","family":"Dai","sequence":"additional","affiliation":[{"name":"Guangdong Provincial Key Laboratory of Digital Medicine and Biomechanics &amp; Guangdong Engineering Research Center for Translation of Medical 3D Printing Application, Guangzhou, Guangdong, China"},{"name":"National Key Discipline of Human Anatomy, School of Basic Medical Sciences, Southern Medical University, Guangzhou, Guangdong, China"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Zhengkuan","family":"Feng","sequence":"additional","affiliation":[{"name":"Guangdong Provincial Key Laboratory of Digital Medicine and Biomechanics &amp; Guangdong Engineering Research Center for Translation of Medical 3D Printing Application, Guangzhou, Guangdong, China"},{"name":"National Key Discipline of Human Anatomy, School of Basic Medical Sciences, Southern Medical University, Guangzhou, Guangdong, China"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Wanqi","family":"Yu","sequence":"additional","affiliation":[{"name":"Guangdong Provincial Key Laboratory of Digital Medicine and Biomechanics &amp; Guangdong Engineering Research Center for Translation of Medical 3D Printing Application, Guangzhou, Guangdong, China"},{"name":"National Key Discipline of Human Anatomy, School of Basic Medical Sciences, Southern Medical University, Guangzhou, Guangdong, China"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Guangwei","family":"Xu","sequence":"additional","affiliation":[{"name":"Guangdong Provincial Key Laboratory of Digital Medicine and Biomechanics &amp; 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