tractotomyn.
/trakˈtɒtəmi/ Surgery.
An operation in which certain nerve tracts in the brain are severed or destroyed.
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the world > health and disease > healing > medical treatment > surgery > operations on specific parts or conditions > [noun] > operations on the brain
decerebration1900
hypophysectomy1909
lobectomy1911
pinealectomy1915
lobotomy1936
leucotomy1937
tractotomy1938
thalamotomy1948
topectomy1948
gyrectomy1949
hemispherectomy1950
stereotaxy1959
lobotomization1974
1938 O. 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.
1974 R. 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.
1980 Daily 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.
This entry has not yet been fully updated (first published 1986; most recently modified version published online June 2018).
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n.1938