foraminotomy

noun

fo·​ram·​i·​not·​o·​my fə-ˌram-ə-ˈnät-ə-mē 

plural foraminotomies

: a surgical procedure to enlarge the opening through which the root of a spinal nerve passes as it exits the spinal column especially to relieve symptoms (as burning, numbness, or pain) caused by nerve compression (as from stenosis or herniation)

cervical foraminotomy