Surgical procedure in which spinal nerve roots are cut

• Done (anterior roots) to relieve intractable pain or (posterior roots) to stop severe muscle spasms

Wikipedia Word definitions in Wikipedia
This article deals with Selective Dorsal Rhizotomy (SDR) rather than the rhizotomy procedures for pain relief ; for those procedures, which have begun to take the name "rhizotomy" in certain instances, see facet rhizotomy and similar. A rhizotomy is a term ...

WordNet Word definitions in WordNet
n. surgical procedure in which spinal nerve roots are cut; done (anterior roots) to relieve intractable pain or (posterior roots) to stop severe muscle spasms

Wiktionary Word definitions in Wiktionary
n. The surgical procedure of cutting the anterior or posterior spinal nerve roots in order to relieve pain, or reduce muscle spasms.