Blood Collection Needle G21: A medical device specifically designed for venipuncture procedures, the Blood Collection Needle G21 is a sterile and single-use needle with a gauge size of 21. It is commonly used for blood sample collection for diagnostic testing, blood donation, or medical research. The gauge size (G21) indicates the thickness of the needle, with a higher gauge number corresponding to a smaller needle diameter. The G21 needle strikes a balance between facilitating efficient blood flow and minimizing patient discomfort. This standardized and quality-assured needle is an integral part of phlebotomy practices in healthcare settings, ensuring a safe and effective blood collection process.