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Fig. 3 | Journal of Orthopaedic Surgery and Research

Fig. 3

From: RETRACTED ARTICLE: Treatment for lumbar spinal stenosis secondary to ligamentum flavum hypertrophy using percutaneous endoscopy through interlaminar approach: a retrospective study

Fig. 3

Endoscopic views of the surgical procedure. a Part of the vertebral lamina and articular process was properly removed with the rongeur to fully expose the hypertrophic LF. b Ipsilateral decompression. c Hypertrophic LF is gradually removed with the tissue forceps. d Contralateral decompression (pentagrams mean nerve, arrow head means lamina, ligamentum flavum)

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