In the below contents we will study about phlebotomy techniques both by syringe methods and capillary method. Phlebotomy Technique by Syringe Methods: Needle: Sterilized sharp needles of bore size 18-20 gauge (medium, 12-0.9 mm) for adults and 23 gauge (0.5 mm) for children are needed. The bevel length should be medium (20 mm) for adults […]