<Table> <Tr> <Td> </Td> <Td> This article needs additional citations for verification . Please help improve this article by adding citations to reliable sources . Unsourced material may be challenged and removed . (October 2007) (Learn how and when to remove this template message) </Td> </Tr> </Table> <Tr> <Td> </Td> <Td> This article needs additional citations for verification . Please help improve this article by adding citations to reliable sources . Unsourced material may be challenged and removed . (October 2007) (Learn how and when to remove this template message) </Td> </Tr> <P> In medicine, venipuncture or venepuncture is the process of obtaining intravenous access for the purpose of intravenous therapy or for blood sampling of venous blood . In healthcare, this procedure is performed by medical laboratory scientists, medical practitioners, some EMTs, paramedics, phlebotomists, dialysis technicians, and other nursing staff . In veterinary medicine, the procedure is performed by veterinarians and veterinary technicians . </P> <P> It is essential to follow a standard procedure for the collection of blood specimen to get the accurate laboratory results . Any kind of error in collection of blood or filing the test tubes may lead erroneous laboratory results . </P>

The medical procedure for drawing a sample of venous blood into a vacuum tube is known as