Blood sugar test needles are usually very thin needles without springs. When measuring blood sugar, you need to insert a needle into the deep layer of the skin and take a small drop of blood for testing. Because the skin needs to be punctured, the needle of blood sugar test needle is usually very sharp and thin to reduce pain and discomfort. Before use, the blood glucose measuring needle must be disinfected and cleaned to ensure its safety and hygiene. It should be noted that the blood glucose test needle is disposable and should be discarded in time after use to avoid cross infection.