Microscopic Lumbar discectomy Chennai India by Dr.A.K.Venkatachalam is a minimally invasive procedure that removes extruded disc material from the spinal canal. It relieves pressure from the cord and nerve roots and cures back pain, sciatica and numbness. Patients can go home the same day with no pain. If you are suffering from low back pain and sciatica and have not got relief, then you may benefit from this procedure. E mail drvenkat@kneeindia.com