How Do You Collect A Blood Sample Using A Syringe?

by | Last updated on January 24, 2024

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  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 type of syringe must be used when using the syringe system to draw blood?


Multisample needles

are the standard choice for routine venipuncture in a patient with normal, healthy veins. If a patient has veins that are particularly fragile, you can also use a butterfly needle

How do you pull blood out of a syringe?

Pour clean water into a cup, cap or something that only you will use. Fill the syringe by drawing the water up through the needle to the top of the syringe. Shake it around

and tap it to loosen the blood

. Squirt out the water and repeat at least three times (do not reuse water).

What is syringe method?

By using a syringe and needle

to draw the patient’s blood

, you can control the pressure and speed at which the blood is removed by varying the rate that you pull back on the plunger. A syringe draw is a much more appropriate technique for you to use with veins that easily collapse.

How do you collect a patient’s blood sample?


Venipuncture

is the most common way to collect blood from adult patients. Collection takes place from a superficial vein in the upper limb, generally the median cubital vein; this vein is close to the skin and doesn’t have many large nerves positioned close by. This reduces pain and discomfort for the patient.

What are the methods of blood collection?

  • Arterial Sampling.
  • Venipuncture Sampling.
  • Fingerstick Sampling.

What if you can’t find a vein?

If you cannot find a vein to use, try one of these tips to make the veins stand out more:

Soak the arm in warm water for five minutes to make

the veins get bigger. You can also run warm water over the forearm and hand before starting. Wrap a warm towel over the forearm or hand before starting.

What size needle is used for blood draws?


21-gauge needles

are the most commonly used for venipuncture, while 16-gauge needles are commonly used for blood donation, as they are thick enough to allow red blood cells to pass through the needle without being broken; In addition, the thicker caliber allows more blood to be collected or delivered in a shorter …

What are the 3 main veins to draw blood?

The most site for venipuncture is the antecubital fossa

What size needle is used for blood tests?


21-gauge needles

are the most commonly used for venipuncture, while 16-gauge needles are commonly used for blood donation, as they are thick enough to allow red blood cells to pass through the needle without being broken; In addition, the thicker caliber allows more blood to be collected or delivered in a shorter …

What is the purpose of syringe?

Syringe: A medical device that

is used to inject fluid into, or withdraw fluid from, the body

. A medical syringe consists of a needle attached to a hollow cylinder that is fitted with a sliding plunger. The downward movement of the plunger injects fluid; upward movement withdraws fluid.

How do you get a syringe in a vein?

Insert the

needle into your vein

with the needle bevel (opening) facing up, at a 15 to 35 degree angle, and always in the direction of the heart. The more perpendicular the needle is to the injection site, the greater chance you have of sticking the needle through the vein instead of into it.

How do you use a syringe?

Hold the syringe in

your hand

like a pencil, with the needle pointed up. With the cap still on, pull back the plunger to the line on your syringe for your dose. This fills the syringe with air. Insert the needle into the rubber top.

What is the first step in routine blood collection?

The first step to the collection is

to positively identify the patient by two forms of identification

; ask the patient to state and spell his/her name and give you his/her birth date.

What is the purpose of blood collection?

Collecting blood samples is a frequently used

method to diagnose and monitor diseases

, and thanks to blood samples, long and sometimes painful examinations can often be avoided. Blood condition says something about the patient’s overall health condition and reveals more specific diseases and conditions.

What is the correct way to end a venipuncture procedure?

  1. Determine that the patient is in no distress.
  2. Thank the patient.
  3. Replace any items that were relocated during the collection.
  4. Gather all equipment and supplies.
Diane Mitchell
Author
Diane Mitchell
Diane Mitchell is an animal lover and trainer with over 15 years of experience working with a variety of animals, including dogs, cats, birds, and horses. She has worked with leading animal welfare organizations. Diane is passionate about promoting responsible pet ownership and educating pet owners on the best practices for training and caring for their furry friends.