rhizotomy (redirected from rhizotomies)

rhizotomy /rhi·zot·o·my/ (ri-zot´ah-me) interruption of a cranial or spinal nerve root, such as by chemicals or radio waves.

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percutaneous rhizotomy  that performed without brain surgery, such as by means of glycerol or radio waves.

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rhi·zot·o·my (r-zt-m)

n.

Surgical severance of spinal nerve roots, as for the relief of pain. Also called radicotomy, radiculectomy.

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rhizotomy

[rīzot′əmē]

the surgical resection of the dorsal root of a spinal nerve, performed to relieve pain and sometimes to decrease spasms.

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rhizotomy

division or transection of a nerve root, either within the spinal canal or outside it.

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rhizotomy

Pain management The surgical disruption of a cranial or spinal nerve root, as a means of limiting pain. See Radiofrequency thermal rhizotomy.