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Fig. 2 | Journal of Orthopaedic Surgery and Research

Fig. 2

From: Percutaneous endoscopic transforaminal vs. interlaminar discectomy for L5–S1 lumbar disc herniation: a retrospective propensity score matching study

Fig. 2

Images from a patient treated with PETD. A and B Preoperative MRI showed L5–S1 disc herniation. C and D The position of the working cannula through the inter lamina approach during the operation. E Intraoperative ring sawing to remove part of facet joints. F Removal of herniated disc tissue. G to I Postoperative MRI and CT showed that the L5–S1 herniated intervertebral disc has been removed

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Journal of Orthopaedic Surgery and Research

ISSN: 1749-799X