Ectonustim 3 ECT machine with scalp electrodes, English, 1958-1965.

The Ectonustim 3 was manufactured by Ectron Ltd of Letchworth, Hertfordshire. Electroconvulsive therapy (ECT) involves the transmision of an electrical current to the brain in timed pulses, causing a convulsion or seizure, the intention being to 'shock' a patient out of a severe mental disorder. It is a controversial therapy but one that is still sometimes used, mainly in the treatment of severe depresion. The Ectonustim 3 was manufactured by Ectron Ltd of Letchworth, Hertfordshire.