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. 2017 Oct 1;2017:7920438. doi: 10.1155/2017/7920438

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Copyright © 2017 Stanley K. H. Lam et al.

This is an open access article distributed under the Creative Commons Attribution License, which permits unrestricted use, distribution, and reproduction in any medium, provided the original work is properly cited.

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(a) Procedure for supraclavicular brachial plexus hydrodissection: first position. Needle positioning for hydrodissection of the bottom of the supraclavicular brachial plexus. (b) Procedure for supraclavicular brachial plexus hydrodissection: second position. Needle positioning for hydrodissection of the top of the supraclavicular brachial plexus. (c) Procedure for supraclavicular brachial plexus hydrodissection: third position. Needle positioning for hydrodissection of the middle of the supraclavicular brachial plexus. (d) Procedure for supraclavicular brachial plexus hydrodissection: visualization of the injectate. The image shows the anechoic injectate.