The patient came to the clinic one month ago with LBP for 2 months and left sciatica.

On examination: the patient is limping with exaggerated scoliotic stance and almost drop left foot and analgesia of left L5 root territory and hypalgesia of left S1 root. SLRS was 40 degrees in the left with pain.

MRI of lumbar spine performed showing huge extruded disc L4-5 with left foraminal occlusion and down ward migration.

Foraminotomy of left L5 root was performed and the extruded disc was removed in several pieces. Meticulous cleaning of L4-5 disc space was achieved from the left side. Considering that the young age of the patient and the still considerable height of the disc space, PEEK Satellite nucleus replacement sphere No 11 was inserted. Check image-intensifier showed central location of the device.

Routine closure of the wound and smooth postoperative recovery and the patient sent to the ward.

The expected recurrence rate in this case is more than 10%, for what PEEK sphere was applied to reduce this figure to around 2%.