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Definition of Lancing device

Lancing device: A device that holds a lancet firmly, and when triggered, moves the lancet linearly ahead to prick the skin in a controlled manner. Lancing devices usually can be adjusted to alter the depth that the lancet goes into the skin. The purpose is to obtain a small amount of capillary blood for testing. Also called a lancet device.

Source: MedTerms™ Medical Dictionary
Last Editorial Review: 6/14/2012

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