What does a routine venipuncture test for?
Obtaining blood for diagnostic purposes. Monitoring levels of blood components. Administering therapeutic treatments (medications, nutrition, chemotherapy) Removing blood due to excess levels of iron or erythrocytes (red blood cells)
What are the steps in performing venipuncture?
- Label the tube with the patient’s. particulars.
- Put tourniquet on the patient about. 3-4′ above the venipuncture site.
- Ask patient to form a fist so. veins are more prominent.
- After finding the vein, clean the.
- Assemble needle and vacuum.
- Insert the collection tube into the.
- Remove cap from needle.
- Use thumb to draw skin tight.
What are the rules for drawing blood when there is an IV?
In a patient with an IV, you may draw from the same arm as the IV if . . .
- You may only draw above the IV.
- You can draw below the IV with a tourniquet between the IV site and the draw site.
- You can only draw from the opposite arm.
- The available data suggest that the second and third options are equally appropriate.
Which needle gauge is most commonly used for routine venipuncture?
21 Gauge Needles 21g needles
21 Gauge Needles 21g needles are the most common gauge of needles used for routine blood draws and venipuncture. The gauge is small enough in which it does not cause any significant pain or discomfort during use.
What is the most important step in performing venipuncture?
Venipuncture is the process of collecting or “draw- ing” blood from a vein and the most common way to collect blood specimens for laboratory testing. It is the most frequent procedure performed by a phle- botomist and the most important step in this proce- dure is patient identification.
Can you pull Labs from an IV?
A. Blood samples should NOT be drawn during IV starts or from established IV catheters except for patients on thrombolytics (to reduce number of sticks), or in an emergency. B. Peripheral lab samples should be obtained using a straight needle and either the Vacutainer or syringe method.