Table of Contents
Why is venipuncture in the foot avoided?
VENIPUNCTURE SITE SELECTION: Foot veins are a last resort because of the higher probability of complications. Certain areas are to be avoided when choosing a site: Extensive scars from burns and surgery – it is difficult to puncture the scar tissue and obtain a specimen.
How should a patient be positioned when drawing blood?
In almost all blood collection settings, patients will be positioned in one of two positions: supine or sitting. The patient’s posture prior to and during blood collection can affect some laboratory test values.
Can you draw blood from ankle?
arm vein. Veins in the foot and ankle should be utilized only as a last resort. also be avoided.
What standard precautions should an individual take when drawing blood from a patient?
Health workers should wear well-fitting, non-sterile gloves when taking blood; they should also carry out hand hygiene before and after each patient procedure, before putting on and after removing gloves. Clean, non-sterile examination gloves in multiple sizes should be available for personnel who carry out phlebotomy.
What is the most common patient concern when having blood drawn?
Getting blood drawn is a simple process, but the most common complication associated with it is bruising. Your doctor might call this kind of bruise is also called a hematoma. That’s a swollen area filled with blood. A hematoma that you get after a blood test often looks more serious than it is.
Can you draw blood from leg?
Veins in the legs and feet should only be used with physician approval and can only be drawn by a RN or appropriately trained personnel; training must be documented… These sites are more susceptible to infection and formation of clots, particularly in patients with diabetes, coagulation disorders and cardiac problems.
Why can’t you draw blood on a standing person?
On the other hand, the standing posture may be a cause of blood concentration due to the effect of gravitational force and hydrostatic pressure, which cause ultrafiltration of plasma and small molecules in the interstitial space.
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%).
Can a phlebotomist draw blood from a foot?
While hand veins may be utilized for blood draws and intravenous infusions, veins in the feet and legs should be avoided for adults. Drawing from these sites can cause blood clotting and hemostasis.
Can you draw blood from a paralyzed arm?
If an arm is paralyzed, the venous pump is lost, dramatically increasing the risk of vein thrombosis. No matter how good your technique, you disrupt the vein’s tunica intima and traumatize the vein every time you perform venipuncture.
Do nurses have to wear gloves when drawing blood?
You noted that “there is an exemption for the Red Cross” from the requirement to wear gloves during routine phlebotomies. It is true that gloves provide only minimal protection from needlesticks, but they provide excellent hand protection from a blood drop on a patient’s arm.
What PPE is necessary when collecting blood?
Gloves. The most obvious example of PPE that most patients will notice are gloves worn by a Phlebotomist. Gloves are clean and nonsterile and must be worn at all times when collecting or handling blood and other body fluids, handling contaminated items and touching nonintact skin or mucous membranes.
Do you keep tourniquet on when drawing blood?
Once sufficient blood has been collected, release the tourniquet BEFORE withdrawing the needle. Some guidelines suggest removing the tourniquet as soon as blood flow is established, and always before it has been in place for two minutes or more.
What must be done if the phlebotomist was unable to collect blood specimen on the patient?
If the patient is unable, you should continue to apply pressure to the site until bleeding has stopped. Failure to apply adequate pressure can result in a hematoma, or bruise, to the draw site. Tourniquets are discarded immediately after use.
Which of the following tubes should be drawn first?
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.
What are the risks of being a phlebotomist?
TOP CONS OF BEING A PHLEBOTOMIST Exposure to pathogens. Risk of Needlestick injuries. Long Work hours. Encounters with Angry and rude people. Some people may be hard sticks. The low margin of error. How is your bedside manner? Long hours of standing.
Why don’t they draw blood from legs?
Chronic venous insufficiency occurs when your leg veins don’t allow blood to flow back up to your heart. Normally, the valves in your veins make sure that blood flows toward your heart. But when these valves don’t work well, blood can also flow backwards. This can cause blood to collect (pool) in your legs.
Can they draw blood from your hand?
Only use the top of a hand for puncture. Veins on the palmar surface of the wrist, the fingers, and the lateral wrist above the thumb to the mid-forearm must not be used according to the 2017 CLSI standards. This will prevent the inadvertent puncture of hidden arteries, tendons, or nerves in the area.
How do phlebotomist draw blood?
Phlebotomy is when someone uses a needle to take blood from a vein, usually in your arm. Also called a blood draw or venipuncture, it’s an important tool for diagnosing many medical conditions. Usually the blood is sent to a laboratory for testing.
Do nurses have to draw blood?
Drawing blood is one of the skills required of a registered nurse. While there are phlebotomists that work at the hospital, you can’t count on them to always be there when your patient needs an important lab test done.
What is the effect of blood draw from a patient at upright position?
Furthermore, the change from supine to standing caused clinically significant increases in the hemoglobin, hematocrit, red blood cell, leukocyte, neutrophil, lymphocyte, basophil and platelet counts, and mean platelet volume, and that from sitting to standing caused clinically significant increases in hemoglobin, Feb 22, 2017.
Why are extra precautions needed when drawing blood from elderly patients?
This extra time is critical in order to prevent excessive bleeding or formation of a hematoma. Older patients also have thin, fragile skin and thus an increased sensitivity to standard adhesive bandages.
How many times can a phlebotomist attempt to make a venipuncture on a patient?
Do not attempt a venipuncture more than twice. Notify your supervisor or patient’s physician if unsuccessful. 5.
