Convolutional neural network for brachial plexus segmentation at the interscalene level.

"Declarations Ethics approval and consent to participateThis work has been carried out in accordance with the Declaration of Helsinki (2000) of the World Medical Association. The study was approved by the Ethics Committee of Beijing Jishuitan Hospital (approval no. 202104-14), and all patients provided informed written consent. Consent for publicationNot applicable. Competing interestsThe authors declare no competing interests. Competing interests The authors declare no competing interests."

"Funding None."

"Clinical trial registration The trial was registered prior to patient enrollment at the Chinese Clinical Trial Registry (ChiCTR2200055591), the site url is https://www.chictr.org.cn/. The date of trial registration and patient enrollment is 14/01/2022."