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File:Granville type sphygmograph, London, England, 1885-1900 Wellcome L0065172.jpg

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Granville type sphygmograph, London, England, 1885-1900
Title
Granville type sphygmograph, London, England, 1885-1900
Description

A sphygmograph records the rate, strength and variations of the pulse. It is strapped to the wrist. The pulse beat is transmitted to a lever which records it on smoked paper. The first efficient sphygmograph was invented by Étienne-Jules Marey (1830-1904) in 1860. This example was made in the late 1800s. It is of a type designed by Mortimer Granville (1833-1900). It was made by instrument maker Walters and Company in London.

maker: Walters and Company

Place made: London, Greater London, England, United Kingdom

Medical Photographic Library
Keywords: sphygmograph; Pulse; Blood Pressure
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This file comes from Wellcome Images, a website operated by Wellcome Trust, a global charitable foundation based in the United Kingdom. Refer to Wellcome blog post (archive).
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References
  • Library reference: Science Museum A600376
  • Photo number: L0065172
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https://wellcomeimages.org/indexplus/obf_images/c5/c2/49a60b52aefb12e5c8ffebf3564f.jpg

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current00:36, 19 October 2014Thumbnail for version as of 00:36, 19 October 20143,992 × 2,832 (1.92 MB)Fæ (talk | contribs)=={{int:filedesc}}== {{Artwork |artist = |author = |title = Granville type sphygmograph, London, England, 1885-1900 |description = A sphygmograph records the rate, strength and variations of the pulse. It is...

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