In medicine, some blood tests are conducted on venous blood obtained by fingerstick or fingerprick. After a droplet has formed, venous blood is sucked up in a capillary tube, usually relying on surface tension, but sometimes using indirect suction. Tests commonly conducted on capillary blood are: Fingersticks are sometimes performed on children an...
Found on
http://en.wikipedia.org/wiki/Fingerstick
One method used to test blood glucose by taking a sample of blood for testing from a finger using a lancet or automatic finger puncture device.
Found on
https://www.medtronicdiabetes.com/diabetes-care/about-diabetes/diabetes-glo
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