Microscopic spine surgery uses the operating microscope to magnify and illuminate the surgical field many times over, allowing precise removal of disc herniations and bone spurs through a small incision while every nerve fibre stays clearly in view. Microdiscectomy remains one of the most successful operations in all of spine surgery, and the microscope is the neurosurgeon's native instrument.
What the microscope changes
Magnification and coaxial illumination let the surgeon distinguish nerve, scar, disc and ligament with a clarity the naked eye cannot match. This translates into smaller incisions, more complete decompression, better protection of the nerve and dura, and less collateral damage. Neurosurgical training is built around the microscope — the same skills used on the brain applied to the spine.
Microdiscectomy for disc herniation
Through a 2–3 cm incision, a small window is made in the bone, the nerve root is gently protected, and the herniated fragment compressing it is removed. Relief of leg pain is typically rapid and the success rate for well-selected sciatica is among the highest of any spine procedure. Most patients mobilise the same day and go home within 24–48 hours.
Microscopic decompression for stenosis
For lumbar canal stenosis, the microscope allows bilateral decompression through a unilateral approach — freeing both sides of the canal through one small opening while preserving the midline structures. It is a muscle-sparing alternative to wide open laminectomy, particularly valuable in older patients where minimising surgical stress matters.
Microscopic versus endoscopic — how we choose
Both are modern, minimally invasive tools; neither is universally superior. Endoscopy shines in selected single-level pathology with its sub-centimetre access; the microscope offers superior versatility for larger fragments, migrated discs, recurrent herniations and multi-level work. Dr. Arun Reddy M is trained in both, so the choice is made on your anatomy — not on the limitation of a single technique.
Recovery and results
Expect same-day walking, discharge within a day or two, desk work in one to two weeks, and a graded return to full activity guided by physiotherapy. As with all spine surgery, the quality of patient selection — matching the operation to symptoms and MRI — is the biggest determinant of a good result, and that is where the consultation counts.