Combined Effects of Graded Foraminotomy and Annular Defect on Biomechanics after Percutaneous Endoscopic Lumbar Decompression: A Finite Element Study

<div>Change in intradiscal pressure (IDP) of L5–S1 intervertebral disc for different degrees of decompression. (a) Under pure moment bending. (b) Under preload bending.</div>

Journal of Healthcare Engineering

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Figure 5

Figure 5: Combined Effects of Graded Foraminotomy and Annular Defect on Biomechanics after Percutaneous Endoscopic Lumbar Decompression: A Finite Element Study 

Figure 5 | Combined Effects of Graded Foraminotomy and Annular Defect on Biomechanics after Percutaneous Endoscopic Lumbar Decompression: A Finite Element Study 