What are the main steps of drawing blood?

What are the main steps of drawing blood?

2.2. 3. Procedure for drawing blood

1. Assemble equipment.
2. Identify and prepare the patient.
3. Select the site.
4. Perform hand hygiene and put on gloves.
5. Disinfect the entry site.
6. Take blood.
7. Fill the laboratory sample tubes.
8. Draw samples in the correct order.

What are the 3 main veins to draw blood?

3.05. The most site for venipuncture is the antecubital fossa located in the anterior elbow at the fold. This area houses three veins: the cephalic, median cubital, and basilic veins (Figure 1).

What are the four phlebotomy techniques?

Results. Four different ways of taking blood were observed: cannulation and a syringe (38%), cannula with evacuated tube and adaptor (42%), syringe and needle into vein (14%) and evacuated tube system used conventionally (6%).

Which vein is the first choice for venipuncture?

The antecubital area of the arm is usually the first choice for routine venipuncture. This area contains the three vessels primarily used by the phlebotomist to obtain venous blood specimens: the median cubital, the cephalic and the basilic veins.

What are the 5 sites for venipuncture?

What is Antecubital Fossa?

• Median cubital vein.
• Cephalic vein.
• Basilic vein.

What is the correct order of blood draw tubes?

The draw order for specimen tubes is as follows: Red No Gel. Gold SST (Plain tube w/gel and clot activator additive) Green and Dark Green (Heparin, with and without gel) Lavender (EDTA)

Which of the following tubes should be drawn first?

EDTA tubes
The order of draw is based on CLSI Procedures and Devices for the Collection of Capillary Blood Specimens; Approved Standard – Sixth Edition, September 2008. This standard recommends that EDTA tubes be drawn first to ensure good quality specimen, followed by other additive tubes and finally, serum specimen tubes.

At what angle do you draw blood?

The needle should form a 15 to 30 degree angle with the surface of the arm. Swiftly insert the needle through the skin and into the lumen of the vein. Avoid trauma and excessive probing. When the last tube to be drawn is filling, remove the tourniquet.

How far does the needle go in for a blood draw?

When you insert the needle into the vein, a blood flashback will be visible in the tubing, making it easier to recognize that you’ve accessed the vein. A straight multisample needle is typically 1 to 1.5 inches (2.5 to 3.8 cm) in length and the gauge ranges from 20 to 22.