Cardisuny Electrocardiograph, type 503D, from the Occupational Health Department of the London School of Hygiene and Tropical Medicine, by Fukuda M.E Kogyo Ltd, Tokyo, Japan, 1970-1990 with accessories Cardisuny Electrocardiograph
Sanborn Visette portable electrocardiograph, model 300, made by Sanborn in the 1950s, used by the donor of the National Heart Hospital. Sanborn Visette portable electrocardiograph 1950-1959
Two rolls of graph paper, ECG electrode cream and used sheet of graph paper, associated to VSG portable electrocardiograph, by Cambridge Medical Instruments, England, 1978 Cables and straps associated with Portable electrocardiograph, England, 1978 1978
Two rolls of graph paper, ECG electrode cream and used sheet of graph paper, associated to VSG portable electrocardiograph, by Cambridge Medical Instruments, England, 1978 Cables and straps associated with Portable electrocardiograph, England, 1978 1978