Aseptic techniques should be used for the venipuncture using a chlorhexidine-based scrub solution. For most cases, a 25-gauge needle with a 1-ml syringe or a 0.5-ml insulin syringe with attached ...

It is important to be able to remove the needle from the syringe in order to ... (being careful not to be bitten) and use the other hand to perform the venipuncture. The skin over the vein should ...