1, syringe needle: syringe needle is a commonly used puncture tool in medical treatment, which can be used for subcutaneous injections, intramuscular injections and so on. When using a syringe needle for puncture, you need to disinfect the injection site first, then insert the needle into the syringe, extract the appropriate amount of liquid, and finally aim the needle at the injection site for puncture.
2, sewing machine needles: sewing machine needles are used for sewing tools, can also be used for puncture. When using a sewing machine needle for puncture, you need to choose the right needle size first, and then align the needle with the puncture site for puncture.
3, acupuncture needles: acupuncture needles are commonly used in traditional Chinese medicine as a therapeutic tool, can also be used for puncture. When using acupuncture needles for puncture, you need to sterilize the acupuncture site first, and then aim the needle at the acupuncture point for puncture.