It was reported that this was a tlif (l4 to l5) for the lscs on (b)(6) 2022.The surgery was completed successfully without any surgical delay.After the surgery, back-out of the cage occurred.The cause of the back-out is unknown.A revision surgery will be performed.The surgeon guessed that possible causes other than product are lack of disc dissection.No further information is available.This complaint involves one (1) device.This pc is related to (b)(4) which reports that the patient complained of pain again after the revision surgery.This pc reports that back-out of the cage occurred after the primary surgery.Then, the revision surgery was performed.It was reported that this was a l4-s discectomy and fusion (l4/5 to s) performed on (b)(6) 2022.The two cages were used at l4 and l5.The surgery was completed successfully without any surgical delay.On (b)(6) 2022, the patient complained of pain, and back-out of the cage was confirmed.The revision surgery was performed on (b)(6) 2022.The cage was removed because the posterior cage seemed to be the cause of pain.Then, decompression was performed.No further information is available.This complaint involves one (1) device.
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