“tractotomy”的英文意思_释义_用法

单词

tractotomy

释义

tractotomy Surg.|trækˈtɒtəmɪ|
[f. tract n.³ + -o + -tomy.]
An operation in which certain nerve tracts in the brain are severed or destroyed.
1938O. Sjöqvist in Acta Psychiatrica (Copenhagen) Suppl. 17. 95 Section of the tract could be performed without accessory lesions or other disadvantages to the patients... The term trigeminal tractotomy is proposed for this operation.1974R. M. Kirk et al. Surgery iv. 61/2 Patients with intractable pain may be helped by division of the posterior nerve roots, spinothalamic tractotomy, and prefrontal leucotomy.1980Daily Tel. 27 Nov. 3/2 The operations being carried out on the four patients..was a stereo tractotomy, which involved the destruction of brain tissue at points the size of a pinhead by implanting radioactive particles.

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