Research Article

Clinical Analysis of Minimally Invasive Percutaneous Treatment of Severe Lumbar Disc Herniation with UBE Two-Channel Endoscopy and Foraminal Single-Channel Endoscopy Technique

Figure 4

MRI imaging of typical case 1 (a: MRI sagittal of L4. Five intervertebral disc herniation before operation; b: MRI sagittal of L4. Five intervertebral disc after prolapse poroscopy; c: coronal MRI of L4. Five intervertebral disc herniation before operation; d: coronal MRI of L4. Five intervertebral disc herniation after prolapse poroscopy.).
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