{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2026,10,30]],"date-time":"2026-10-30T20:13:28Z","timestamp":1793391208775,"version":"4.5.0"},"reference-count":18,"publisher":"Springer Science and Business Media LLC","issue":"1","license":[{"start":{"date-parts":[[2024,7,10]],"date-time":"2024-07-10T00:00:00Z","timestamp":1720569600000},"content-version":"tdm","delay-in-days":0,"URL":"https:\/\/creativecommons.org\/licenses\/by\/4.0"},{"start":{"date-parts":[[2024,7,10]],"date-time":"2024-07-10T00:00:00Z","timestamp":1720569600000},"content-version":"vor","delay-in-days":0,"URL":"https:\/\/creativecommons.org\/licenses\/by\/4.0"}],"funder":[{"name":"the Fundamental Research Funds for the Central Universities","award":["WK9110000191"],"award-info":[{"award-number":["WK9110000191"]}]},{"name":"the Fundamental Research Funds for the Central Universities","award":["WK9110000191"],"award-info":[{"award-number":["WK9110000191"]}]},{"name":"the Fundamental Research Funds for the Central Universities","award":["WK9110000191"],"award-info":[{"award-number":["WK9110000191"]}]},{"name":"the Fundamental Research Funds for the Central Universities","award":["WK9110000191"],"award-info":[{"award-number":["WK9110000191"]}]},{"name":"the Fundamental Research Funds for the Central Universities","award":["WK9110000191"],"award-info":[{"award-number":["WK9110000191"]}]}],"content-domain":{"domain":["link.springer.com"],"crossmark-restriction":false},"short-container-title":["BMC Surg"],"abstract":"<jats:title>Abstract<\/jats:title><jats:sec>\n                <jats:title>Objective<\/jats:title>\n                <jats:p>To present our experience in the surgical management of completely extradural dumbbell spinal schwannomas with a new surgical strategy.<\/jats:p>\n              <\/jats:sec><jats:sec>\n                <jats:title>Method<\/jats:title>\n                <jats:p>This study is a case series of patients treated at the Neurosurgery Department of the First Affiliated Hospital of USTC, between January 2018 and June 2021.<\/jats:p>\n              <\/jats:sec><jats:sec>\n                <jats:title>Results<\/jats:title>\n                <jats:p>24 patients met the inclusion criteria, with cervical and lumbar spines being the most frequent locations. All patients underwent surgical treatment. Total gross resection was accomplished in all patients. Two cases had numbness and no case exhibited motor deficit. There was no postoperative CSF leakage or wound infection.<\/jats:p>\n              <\/jats:sec><jats:sec>\n                <jats:title>Conclusion<\/jats:title>\n                <jats:p>Based on a limited number of observations, we conclude that our technique was feasible and effective for the treatment of extradural dumbbell spinal schwannomas.<\/jats:p>\n              <\/jats:sec><jats:sec>\n                <jats:title>Clinical trial<\/jats:title>\n                <jats:p><jats:ext-link xmlns:xlink=\"http:\/\/www.w3.org\/1999\/xlink\" ext-link-type=\"uri\" xlink:href=\"http:\/\/www.chictr.org.cn\/\">http:\/\/www.chictr.org.cn\/<\/jats:ext-link>, No. ChiCTR2400086171.<\/jats:p>\n              <\/jats:sec>","DOI":"10.1186\/s12893-024-02498-w","type":"journal-article","created":{"date-parts":[[2024,7,10]],"date-time":"2024-07-10T08:02:29Z","timestamp":1720598549000},"update-policy":"https:\/\/doi.org\/10.1007\/springer_crossmark_policy","source":"Crossref","is-referenced-by-count":3,"title":["A separate-dural-incision method of extradural dumbbell spinal schwannoma resection: cumulative experience at a single center"],"prefix":"10.1186","volume":"24","author":[{"given":"Li","family":"Jia","sequence":"first","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Minghui","family":"Zeng","sequence":"additional","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Zhiyu","family":"Xi","sequence":"additional","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Lin","family":"Wang","sequence":"additional","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Jiang","family":"Liu","sequence":"additional","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]}],"member":"297","published-online":{"date-parts":[[2024,7,10]]},"reference":[{"key":"2498_CR1","doi-asserted-by":"publisher","first-page":"587","DOI":"10.3171\/SPI-07\/12\/587","volume":"7","author":"H Ozawa","year":"2007","unstructured":"Ozawa H, Kokubun S, Aizawa T, Hoshikawa T, Kawahara C. Spinal dumbbell tumors: an analysis of a series of 118 cases. J Neurosurg Spine. 2007;7:587\u201393. https:\/\/doi.org\/10.3171\/SPI-07\/12\/587.","journal-title":"J Neurosurg Spine"},{"key":"2498_CR2","doi-asserted-by":"publisher","first-page":"2019","DOI":"10.1007\/s00586-012-2345-5","volume":"21","author":"K Hirano","year":"2012","unstructured":"Hirano K, et al. Primary spinal cord tumors: review of 678 surgically treated patients in Japan. A multicenter study. Eur Spine J. 2012;21:2019\u201326. https:\/\/doi.org\/10.1007\/s00586-012-2345-5.","journal-title":"Eur Spine J"},{"key":"2498_CR3","doi-asserted-by":"publisher","first-page":"217","DOI":"10.5137\/1019-5149.JTN.15678-15.1","volume":"27","author":"E Emel","year":"2017","unstructured":"Emel E, et al. Long-Term Surgical outcomes of spinal schwannomas: retrospective analysis of 49 consecutive cases. Turk Neurosurg. 2017;27:217\u201325. https:\/\/doi.org\/10.5137\/1019-5149.JTN.15678-15.1.","journal-title":"Turk Neurosurg"},{"key":"2498_CR4","doi-asserted-by":"publisher","first-page":"103","DOI":"10.3171\/2016.5.SPINE15974","volume":"26","author":"MM Safaee","year":"2017","unstructured":"Safaee MM, et al. Neurological outcomes and surgical complications in 221 spinal nerve sheath tumors. J Neurosurg Spine. 2017;26:103\u201311. https:\/\/doi.org\/10.3171\/2016.5.SPINE15974.","journal-title":"J Neurosurg Spine"},{"key":"2498_CR5","doi-asserted-by":"publisher","first-page":"549","DOI":"10.1002\/bjs.18002811205","volume":"28","author":"K Eden","year":"1941","unstructured":"Eden K. The dumb-bell tumours of the spine. Br J Surg. 1941;28:549\u201370. https:\/\/doi.org\/10.1002\/bjs.18002811205.","journal-title":"Br J Surg"},{"key":"2498_CR6","doi-asserted-by":"publisher","unstructured":"McCormick C P. Resection of a cervical dumbbell schwannoma with stabilization through a single stage extended posterior approach. Neurosurg Focus. 2014;37(Suppl 2):Video2. https:\/\/doi.org\/10.3171\/2014.V3.FOCUS14257.","DOI":"10.3171\/2014.V3.FOCUS14257"},{"key":"2498_CR7","doi-asserted-by":"publisher","unstructured":"Jinnai T, Koyama T. Clinical characteristics of spinal nerve sheath tumors: analysis of 149 cases. Neurosurgery 2005;56:510\u201315. https:\/\/doi.org\/10.1227\/01.neu.0000153752.59565.bb.","DOI":"10.1227\/01.neu.0000153752.59565.bb"},{"key":"2498_CR8","doi-asserted-by":"publisher","first-page":"98","DOI":"10.1016\/j.surneu.2007.05.028","volume":"70","author":"JH Kim","year":"2008","unstructured":"Kim JH, et al. Surgical consideration of the intraspinal component in extradural dumbbell tumors. Surg Neurol. 2008;70:98\u2013103. https:\/\/doi.org\/10.1016\/j.surneu.2007.05.028.","journal-title":"Surg Neurol"},{"key":"2498_CR9","doi-asserted-by":"publisher","first-page":"451","DOI":"10.5115\/acb.20.081","volume":"53","author":"K Kitamura","year":"2020","unstructured":"Kitamura K, et al. Cervical nerve roots and the dural sheath: a histological study using human fetuses near term. Anat Cell Biol. 2020;53:451\u20139. https:\/\/doi.org\/10.5115\/acb.20.081.","journal-title":"Anat Cell Biol"},{"key":"2498_CR10","doi-asserted-by":"publisher","DOI":"10.1055\/s-0041-1739502","author":"J Poblete","year":"2021","unstructured":"Poblete J, et al. Minimally invasive Surgical technique for the management of Giant Dumbbell spinal schwannoma. J Neurol Surg Cent Eur Neurosurg. 2021. https:\/\/doi.org\/10.1055\/s-0041-1739502.","journal-title":"J Neurol Surg Cent Eur Neurosurg"},{"key":"2498_CR11","doi-asserted-by":"publisher","unstructured":"Goncalves VM, Santiago B, Ferreira VC, Cunha ESM. Minimally invasive resection of an extradural far lateral lumbar schwannoma with zygapophyseal joint sparing: surgical nuances and literature review. Case Rep Med. 2014;2014(739862). https:\/\/doi.org\/10.1155\/2014\/739862.","DOI":"10.1155\/2014\/739862"},{"key":"2498_CR12","doi-asserted-by":"publisher","first-page":"67","DOI":"10.1097\/00006123-199601000-00017","volume":"38","author":"PC McCormick","year":"1996","unstructured":"McCormick PC. Surgical management of dumbbell and paraspinal tumors of the thoracic and lumbar spine. Neurosurgery. 1996;38:67\u201374. https:\/\/doi.org\/10.1097\/00006123-199601000-00017. discussion 74\u2009\u2013\u200965.","journal-title":"Neurosurgery"},{"key":"2498_CR13","doi-asserted-by":"publisher","first-page":"620","DOI":"10.3171\/2016.3.SPINE151538","volume":"25","author":"K Ito","year":"2016","unstructured":"Ito K, et al. Novel dural incision and closure procedure for preventing postoperative cerebrospinal fluid leakage during the surgical removal of dumbbell-shaped spinal tumors: technical note. J Neurosurg Spine. 2016;25:620\u20135. https:\/\/doi.org\/10.3171\/2016.3.SPINE151538.","journal-title":"J Neurosurg Spine"},{"key":"2498_CR14","doi-asserted-by":"publisher","unstructured":"Lenzi J et al. Spinal Nerves Schwannomas: Experience on 367 Cases-Historic Overview on How Clinical, Radiological, and Surgical Practices Have Changed over a Course of 60 Years. Neurol Res Int 2017;2017:3568359, https:\/\/doi.org\/10.1155\/2017\/3568359.","DOI":"10.1155\/2017\/3568359"},{"key":"2498_CR15","doi-asserted-by":"publisher","first-page":"343","DOI":"10.18926\/AMO\/52007","volume":"67","author":"K Yamane","year":"2013","unstructured":"Yamane K, et al. Factors predicting clinical impairment after surgery for cervical spinal schwannoma. Acta Med Okayama. 2013;67:343\u20139. https:\/\/doi.org\/10.18926\/AMO\/52007.","journal-title":"Acta Med Okayama"},{"key":"2498_CR16","doi-asserted-by":"publisher","first-page":"684","DOI":"10.1097\/00006123-200209000-00012","volume":"51","author":"P Celli","year":"2002","unstructured":"Celli P. Treatment of relevant nerve roots involved in nerve sheath tumors: removal or preservation? Neurosurgery. 2002;51:684\u201392. https:\/\/doi.org\/10.1097\/00006123-200209000-00012.","journal-title":"Neurosurgery"},{"key":"2498_CR17","doi-asserted-by":"publisher","first-page":"260","DOI":"10.1093\/ons\/opaa365","volume":"20","author":"VM Butenschoen","year":"2021","unstructured":"Butenschoen VM, Kogl N, Meyer B, Thome C, Wostrack MA. Case Series of surgically treated spinal dumbbell tumors of critical parent nerve roots: to cut or not to cut? Oper Neurosurg (Hagerstown). 2021;20:260\u20137. https:\/\/doi.org\/10.1093\/ons\/opaa365.","journal-title":"Oper Neurosurg (Hagerstown)"},{"key":"2498_CR18","doi-asserted-by":"publisher","first-page":"6","DOI":"10.1016\/j.jocn.2020.09.025","volume":"81","author":"K Ando","year":"2020","unstructured":"Ando K, et al. Surgical outcomes and factors related to postoperative motor and sensory deficits in resection for 244 cases of spinal schwannoma. J Clin Neurosci. 2020;81:6\u201311. https:\/\/doi.org\/10.1016\/j.jocn.2020.09.025.","journal-title":"J Clin Neurosci"}],"container-title":["BMC Surgery"],"original-title":[],"language":"en","link":[{"URL":"https:\/\/link.springer.com\/content\/pdf\/10.1186\/s12893-024-02498-w.pdf","content-type":"application\/pdf","content-version":"vor","intended-application":"text-mining"},{"URL":"https:\/\/link.springer.com\/article\/10.1186\/s12893-024-02498-w\/fulltext.html","content-type":"text\/html","content-version":"vor","intended-application":"text-mining"},{"URL":"https:\/\/link.springer.com\/content\/pdf\/10.1186\/s12893-024-02498-w.pdf","content-type":"application\/pdf","content-version":"vor","intended-application":"similarity-checking"}],"deposited":{"date-parts":[[2024,7,10]],"date-time":"2024-07-10T08:08:49Z","timestamp":1720598929000},"score":1,"resource":{"primary":{"URL":"https:\/\/bmcsurg.biomedcentral.com\/articles\/10.1186\/s12893-024-02498-w"}},"subtitle":[],"short-title":[],"issued":{"date-parts":[[2024,7,10]]},"references-count":18,"journal-issue":{"issue":"1","published-online":{"date-parts":[[2024,12]]}},"alternative-id":["2498"],"URL":"https:\/\/doi.org\/10.1186\/s12893-024-02498-w","relation":{},"ISSN":["1471-2482"],"issn-type":[{"value":"1471-2482","type":"electronic"}],"subject":[],"published":{"date-parts":[[2024,7,10]]},"assertion":[{"value":"4 February 2024","order":1,"name":"received","label":"Received","group":{"name":"ArticleHistory","label":"Article History"}},{"value":"3 July 2024","order":2,"name":"accepted","label":"Accepted","group":{"name":"ArticleHistory","label":"Article History"}},{"value":"10 July 2024","order":3,"name":"first_online","label":"First Online","group":{"name":"ArticleHistory","label":"Article History"}},{"order":1,"name":"Ethics","group":{"name":"EthicsHeading","label":"Declarations"}},{"value":"The study was conducted in accordance with the Declaration of Helsinki and was approved by the Ethics Committee of the first affiliated Hospital of University of Science and Technology of China (No.2022-RE-249). TRIAL REGISTRATION: Chinese Clinical Trial Registry, chictr.org.cn: ChiCTR2400086171. Clinical data were collected prospectively in the Neurosurgery department after informed written consent was obtained from all subjects and\/or their legal guardian(s).","order":2,"name":"Ethics","group":{"name":"EthicsHeading","label":"Ethical approval and consent to participate"}},{"value":"Written informed consent was obtained from all participants themselves or the parents of any participant under 18. It contained approval for the open publication of identifying images or other personal or clinical details with compromising anonymity.","order":3,"name":"Ethics","group":{"name":"EthicsHeading","label":"Consent for publication"}},{"value":"The authors declare no competing interests.","order":4,"name":"Ethics","group":{"name":"EthicsHeading","label":"Competing interests"}}],"article-number":"206"}}