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. 2022 Jan 18;23:66. doi: 10.1186/s12891-021-04972-5

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© The Author(s) 2022

Open AccessThis article is licensed under a Creative Commons Attribution 4.0 International License, which permits use, sharing, adaptation, distribution and reproduction in any medium or format, as long as you give appropriate credit to the original author(s) and the source, provide a link to the Creative Commons licence, and indicate if changes were made. The images or other third party material in this article are included in the article's Creative Commons licence, unless indicated otherwise in a credit line to the material. If material is not included in the article's Creative Commons licence and your intended use is not permitted by statutory regulation or exceeds the permitted use, you will need to obtain permission directly from the copyright holder. To view a copy of this licence, visit http://creativecommons.org/licenses/by/4.0/. The Creative Commons Public Domain Dedication waiver (http://creativecommons.org/publicdomain/zero/1.0/) applies to the data made available in this article, unless otherwise stated in a credit line to the data.

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Fig. 11 — a Top left: the 2.0 mm K-wire is exchanged for the guidewire. Top right: Getting the correct length with the corresponding cannulated length gauge and crosschecking by placing the screw on top of the foot. Bottom left: Inserting the first screw and making sure not to bend the guidewire. Bottom right: The oblique view is key to determine the correct length, both proximally (screw head protrusion) as well as distally (intraarticular protrusion). Until the first screw has been safely established, the position of the lever is maintained to avoid secondary dislocation of the metatarsal head. b As described above, the corresponding steps to safely place the first screw are demonstrated in a saw bone model