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. 2015 May 10;10:62. doi: 10.1186/s13018-015-0204-x

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© Li et al.; licensee BioMed Central. 2015

This is an Open Access article distributed under the terms of the Creative Commons Attribution License (http://creativecommons.org/licenses/by/4.0), which permits unrestricted use, distribution, and reproduction in any medium, provided the original work is properly credited. 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.

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The surgical procedure used in the study. (A) Exposure of the anterior lumbosacral spine. (B) Ligation of the median sacral artery and vein. (C) An “H”-shaped longitudinal incision and removal of pus. (D) The pus, caseous necrotic tissue, granulation tissue, necrotic bone, and intervertebral disc are removed. (E) Two tricortical allograft iliac bones were trimmed to the proper size and then tightly inserted into the L5–S1 bone groove. (F) Two self-locking titanium anterior lumbosacral vertebrae plates (PACH; General Corp., Germany) of suitable length were selected and anteriorly fixed at L5–S1.