<unk>  (or<unk>  is a surgical procedure that disables selected pain-conducting tracts in the spinal cord, in order to achieve loss of pain and temperature perception. This procedure is commonly performed on patients experiencing severe pain due to cancer or other incurable diseases. Anterolateral<unk>  is effective for relieving unilateral, somatic pain while bilateral<unk> es may be required for visceral or bilateral pain.
Cordotomy
Cordectomy
Omphalotomy
Precipitate delivery
Trial of labour
Labor induction
Caesarean section
External cephalic version