Lorand's Tokograph for monitoring labour

Made:
1901-1925 in Europe
Lorand's tokograph, brass for the monitoring of labour, cased

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Lorand's tokograph, brass for the monitoring of labour, cased
Science Museum Group Collection
© The Board of Trustees of the Science Museum

Lorand's tokograph, brass for the monitoring of labour, cased, with spare dial paper and elastic for abdomen, Europe, 1901-1925

This instrument, designed by Dr Lorand, recorded uterine contractions during labour and was strapped to the abdomen with an elastic belt. Contractions were mechanically transmitted to a pen recorder that marked the chart, while the drum revolved by means of a clockwork mechanism. The instrument shown here is made of brass and has a case, spare dial paper and elastic for the abdomen. It was made in Europe

Details

Category:
Obstetrics, Gynaecology & Contraception
Object Number:
1981-2246
Materials:
steel (metal), paper (fibre product), brass (copper, zinc alloy) and complete
Measurements:
overall: 56 mm x 62 mm x 83 mm, 0.3734 kg
type:
foetal monitor
credit:
Miss E. Bowen.