Clinical Effect of Plastic Splint for Treatment of New type of Midshaft Clavicle Fracture: A Retrospective Study

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Background: On the basis of conservative treatment of 81 midshaft clavicle fractures, a new type of midshaft clavicle fracture was proposed and the clinical effect of plastic splinting in the treatment of these fractures was observed. Methods: Eighty-one patients with midshaft clavicle fractures treated with plastic splints from January 2018 to July 2020 were retrospectively analyzed. The fractures were divided into four types according to their displacement. All patients underwent plastic splint fixation for 4 weeks. The visual analog scale score, Constant–Murley shoulder joint score, patient satisfaction with the post-treatment appearance, nonunion rate, and malunion rate were examined at 1, 3, and 9 months after treatment. Results: Seventeen patients had type I fractures, 18 had type II, 9 had type III, and 37 had type IV. For all four fracture types, the mean visual analog scale score and Constant–Murley score considerably improved from pretreatment to 9 months post-treatment. Seven patients were not satisfied with the post-treatment appearance. Five patients still had no obvious callus at 9 months after treatment, indicating non-healing; most of these patients had type Ⅲ and Ⅳ fractures. Conclusions: Use of the new type of midshaft clavicle fracture is more appropriate for evaluation of the clinical treatment effect because it has more guiding significance for the treatment and prognosis of midshaft clavicle fractures. A plastic splint can be used to treat midshaft clavicle fractures. The short-term clinical effect is safe, and fracture reduction is accurate. Although the incidence of malunion after plastic splint treatment is high, most patients are still satisfied with the appearance after treatment. This technique can be popularized in clinical practice. The functional score and satisfaction with the post-treatment appearance were lower in patients with type Ⅲ and Ⅳ fractures than in those with type Ⅰ and Ⅱ fractures, and the rate of nonunion and abnormal healing were relatively high. Other treatment methods should be considered as early as possible for such patients to achieve the best treatment effect.
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Clinical Effect of Plastic Splint for Treatment of New type of Midshaft Clavicle Fracture: A Retrospective Study | Research Square window.SnipcartSettings = { analytics: { enabled: false } }; (function() { var accessVector = localStorage.getItem('access_vector') || ''; window.dataLayer = window.dataLayer || []; if (accessVector) { window.dataLayer.push({ user: { profile: { profileInfo: { snid: accessVector } } } }); } })(); (function(w,d,s,l,i){w[l]=w[l]||[];w[l].push({'gtm.start':new Date().getTime(),event:'gtm.js'});var f=d.getElementsByTagName(s)[0],j=d.createElement(s),dl=l!='dataLayer'?'&l='+l:'';j.async=true;j.src='https://www.googletagmanager.com/gtm.js?id='+i+dl;f.parentNode.insertBefore(j,f);})(window,document,'script','dataLayer','GTM-K279D39R'); Browse Preprints In Review Journals COVID-19 Preprints AJE Video Bytes Research Tools Research Promotion AJE Professional Editing AJE Rubriq About Preprint Platform In Review Editorial Policies Our Team Advisory Board Help Center Sign In Submit a Preprint Cite Share Download PDF Research Article Clinical Effect of Plastic Splint for Treatment of New type of Midshaft Clavicle Fracture: A Retrospective Study Xing-tao Zhu, Yi-tao Sun, Yu-xiang Dai, Shun Lin, Yi-fu Sun, Zhi-jia Ma, and 2 more This is a preprint; it has not been peer reviewed by a journal. https://doi.org/ 10.21203/rs.3.rs-606234/v1 This work is licensed under a CC BY 4.0 License Status: Posted Version 1 posted You are reading this latest preprint version Abstract Background : On the basis of conservative treatment of 81 midshaft clavicle fractures, a new type of midshaft clavicle fracture was proposed and the clinical effect of plastic splinting in the treatment of these fractures was observed. Methods : Eighty-one patients with midshaft clavicle fractures treated with plastic splints from January 2018 to July 2020 were retrospectively analyzed. The fractures were divided into four types according to their displacement. All patients underwent plastic splint fixation for 4 weeks. The visual analog scale score, Constant–Murley shoulder joint score, patient satisfaction with the post-treatment appearance, nonunion rate, and malunion rate were examined at 1, 3, and 9 months after treatment. Results : Seventeen patients had type I fractures, 18 had type II, 9 had type III, and 37 had type IV. For all four fracture types, the mean visual analog scale score and Constant–Murley score considerably improved from pretreatment to 9 months post-treatment. Seven patients were not satisfied with the post-treatment appearance. Five patients still had no obvious callus at 9 months after treatment, indicating non-healing; most of these patients had type Ⅲ and Ⅳ fractures. Conclusions : Use of the new type of midshaft clavicle fracture is more appropriate for evaluation of the clinical treatment effect because it has more guiding significance for the treatment and prognosis of midshaft clavicle fractures. A plastic splint can be used to treat midshaft clavicle fractures. The short-term clinical effect is safe, and fracture reduction is accurate. Although the incidence of malunion after plastic splint treatment is high, most patients are still satisfied with the appearance after treatment. This technique can be popularized in clinical practice. The functional score and satisfaction with the post-treatment appearance were lower in patients with type Ⅲ and Ⅳ fractures than in those with type Ⅰ and Ⅱ fractures, and the rate of nonunion and abnormal healing were relatively high. Other treatment methods should be considered as early as possible for such patients to achieve the best treatment effect. Orthopedics Midshaft clavicle fracture New clinical classification Plastic splint Clinical effect Full Text Additional Declarations No competing interests reported. Cite Share Download PDF Status: Posted Version 1 posted You are reading this latest preprint version Research Square lets you share your work early, gain feedback from the community, and start making changes to your manuscript prior to peer review in a journal. As a division of Research Square Company, we’re committed to making research communication faster, fairer, and more useful. We do this by developing innovative software and high quality services for the global research community. Our growing team is made up of researchers and industry professionals working together to solve the most critical problems facing scientific publishing. Also discoverable on Platform About Our Team In Review Editorial Policies Advisory Board Help Center Resources Author Services Accessibility API Access RSS feed Manage Cookie Preferences © Research Square 2026 | ISSN 2693-5015 (online) Privacy Policy Terms of Service Do Not Sell My Personal Information {"props":{"pageProps":{"initialData":{"identity":"rs-606234","acceptedTermsAndConditions":true,"allowDirectSubmit":true,"archivedVersions":[],"articleType":"Research Article","associatedPublications":[],"authors":[{"id":33794909,"identity":"f775a217-a4c1-4f20-a678-db295676b66b","order_by":0,"name":"Xing-tao Zhu","email":"","orcid":"","institution":"Suzhou TCM Hospital affiliated to Nanjing University of Chinese Medicine","correspondingAuthor":false,"submittingAuthor":false,"prefix":"","firstName":"Xing-tao","middleName":"","lastName":"Zhu","suffix":""},{"id":33794910,"identity":"f2e96009-5c3a-426c-862c-fbabe575a915","order_by":1,"name":"Yi-tao 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