What is a lancet

The blood collection needle is a needle used by the laboratory to draw peripheral blood. It is used to puncture the peripheral blood vessel. , an item that must be used in the laboratory department of every hospital. Generally, when collecting blood, a blood collection needle is used to puncture the vein at the elbow of the upper extremity, and 2-5 ml of peripheral blood is collected as a sample for testing. The blood collection needle, as the name suggests, is used as a connection channel connecting the blood in the human body with the external blood collection test tube container.