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A blood lancet, or simply lancet, is a small medical implement used for capillary blood sampling. A blood lancet, sometimes called a lance, is similar to a scalpel style lancet, but with a double-edged blade and a pointed end. It can even be a specialized type of sharp needle. Lancets are used to make punctures, such as a fingerstick, to obtain ...
The name is most likely derived from phlebotome: phlebos, Greek for blood vessel and tome, meaning to cut. [2] These instruments are the progression from the early use of fish teeth, sharpened stones, and thorns used to penetrate blood vessels. The earliest known examples are made of bronze with a myrtle-leaf shape to the blade.
Dried blood spot testing for HIV is not considered sensitive enough for diagnostic testing, but may be useful in estimating the prevalence of HIV through surveillance. DBS specimens also pose less of a biohazard risk to handlers, and are easier to transport or store than liquid blood specimens.
This can be done for arterial blood gas analysis. Capillary blood sampling, generally by using a blood lancet for puncture, followed by sampling by capillary action with a test strip or small pipe. This is common for routine diabetic monitoring for glucose. Venous blood sampling, also called phlebotomy.
Bloodletting (or blood-letting) is the deliberate withdrawal of blood from a patient to prevent or cure illness and disease. Bloodletting, whether by a physician or by leeches , was based on an ancient system of medicine in which blood and other bodily fluids were regarded as " humours " that had to remain in proper balance to maintain health.
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Lancet (surgery), a cutting instrument with a double-edged blade and a pointed end for making small incisions or drainage punctures. Blood lancet , a pricking needle used to obtain drops of blood for testing
A phlebotomy draw station is a place where blood is drawn from patients for laboratory testing, transfusions, donations, or research purposes. The blood is typically drawn via venipuncture or a finger stick by a healthcare professional such as a phlebotomist , nurse , or medical assistant . [ 21 ]