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Fig. 5 | BMC Surgery

Fig. 5

From: Transforaminal endoscopic lumbar discectomy with two-segment foraminoplasty for the treatment of very highly migrated lumbar disc herniation: a retrospective analysis

Fig. 5

Calculation of the resection range rate of facet joint and pedicle. (a), (b): Resection range rate measured on axial CT image obtained before (left) and immediately after the surgery (right), the equation is (b-a)/b; (c), (d): Resection range rate measured on sagittal CT image obtained before (left) and immediately after the surgery (right), the equation is (c–d)/c

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BMC Surgery

ISSN: 1471-2482

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