Phlebotomy

Category Phlebotomy Typical Use Obtain blood samples for laboratory testing. Description Vacutainer or butterfly needle systems used for venous blood collection provide secure venous access for diagnostic testing, transfusion sampling, and therapeutic phlebotomy, with selection based on vein size, patient age, and sample volume. Proper technique includes site selection, antiseptic skin preparation, correct angle of … Read more

Category Phlebotomy Typical Use Temporarily occlude venous return to facilitate blood draw. Description An elastic band applied proximal to the venipuncture site to engorge veins and facilitate needle insertion for blood sampling or IV cannulation, improving vein visibility and palpation. Tourniquet application should be brief (generally under one minute) to avoid hemoconcentration and inaccurate laboratory … Read more