what sites should be avoided when performing venipuncture quizlet

PERFORMING A CAPILLARY PUNCTURE - Akron Children's Hospital 70% isopropyl alcohol puncture site downward and gently applying intermittent pressure to the surrounding tissue (or proximal to the puncture site when the blood is obtained from a finger). Allow the blood to soak through and completely fill the pre-printed circle on the filter paper. D. discarded in the trash, True or False? Patches of purple or yellow may suggest bruising after a recent venipuncture. 8. This image is not<\/b> licensed under the Creative Commons license applied to text content and some other images posted to the wikiHow website. Wayne, PA: Clinical and Laboratory Standards Institute; 2008. The basic patient rights endorsed by the JCAHO follow in condensed form are given below. Move it forward (it may not be in the lumen). Using the requisition for reference, ask a patient to provide additional information such as a birthdate. If multiple blood samples are to be taken, the phlebotomist must be careful to follow the proper order of draw. 7. Using a sterile lancet, puncture the fingertip in the fleshy part of the finger, slightly to the sideof the center and across (perpendicular to) the grooves of the fingertip. The hydrostatic pressure causes some water and filterable elements to leave the extracellular space. Which of the following is the most likely mechanism for alteration in protein values in this situation? Individually packaged 70% isopropyl alcohol wipes. -do not rapidly insert the needle. Once you establish blood flow, slightly modify your hand position to stabilize the needle against the arm and prevent further movement. 4. What sites should be avoided when drawing blood? When would you use a butterfly/infustion set? Patients in these populations are often nervous and may flail their limbs. There are three phlebotomy vein sites located in the arm most utilized by medical professionals and three additional draw sites that are last resorts. The blood is bright red (arterial) rather than venous. This makes every subsequent poke harder and harder because scar tissue is more fibrous and tougher to puncture. Needles - The gauge number indicates the bore size: the larger the gauge number, the smaller the needle bore. If a vein feels hard, it may be scarred or sclerosed. (b) the power developed by the output shaft. The content of this article is not intended to be a substitute for professional medical advice, examination, diagnosis, or treatment. -keep extremity below heart level for a few minutes. Consider three elements with the following abbreviated electron configurations: X=[Ar]4s23d5Y=[Ar]4s23d104p1Z=[Ar]4s23d104p6\mathrm{X} = \mathrm{[Ar]4s^23d^5}~~~\mathrm{Y}=\mathrm{[Ar]4s^23d^{10}4p^1}~~~\mathrm{Z}=\mathrm{[Ar]4s^23d^{10}4p^6} If possible, speak with the patient during the process. Capillary puncture should not be used. Laboratory coats or work smocks are not typically needed as personal protective equipment during routine venipuncture, but an employer must assess the workplace to determine whether certain tasks, workplace situations, or employee skill levels may result in an employee's need for laboratory coats or other personal protective equipment to prevent contact with blood. For an inpatient the nursing staff can be contacted to aid in identification prior to proceeding. With risk for blood spatter a face shield provides protection. Why? } The median cubital vein is used the most for its accessibility. Anxiety that results in hyperventilation may cause acid-base imbalances, and increased lactate. The most commonly used site for a venipuncture is at the bend of the elbow, also called the antecubital fossa 1. If superficial veins are not readily apparent, you can force blood into the vein by massaging the arm from wrist to elbow, tap the site with index and second finger, apply a warm, damp washcloth to the site for 5 minutes, or lower the extremity over the bedside to allow the veins to fill. Do not use the tip of the finger or the center of the finger. Forward completed/dry collections to the laboratory as soon as possible. What angle should you insert the needle at? (See Use of Band-Aids in the Post Phlebotomy. If there is a concern regarding contamination by tissue fluids or thromboplastins, then one may draw a non-additive tube first, and then the light blue top tube. 23-gauge needles (e.g. 6. Tip: If you realize you've collected in the wrong order of draw, remove the tube, insert the correct one, fill it halfway before discarding it, then insert a new tube and fill it completely. Lightly touch the microtainer capillary collectiondevice (or filter paper) to the LARGE drop of blood. } While most patients veins are compatible with a standard needle gauge, others require a butterfly needle. What are the complications that can occur when performing a venipuncture? diet, exercise, stress, basal state). What is an Approved Phlebotomy School in California. Butterflies are incredibly valuable tools for tackling difficult draws, owing to their precision, shorter shaft length, and maneuverability. Describe and perform the venipuncture process including: Appropriate clothing and protective equipment. Warm the heel from which blood is to be obtained. 13 Websites to Avoid If You Value Your Time | PCMag Venipuncture (sometimes referred to as venapuncture, venepuncture or even venu puncture) is the collection of blood from a vein which is usually done for laboratory testing. The service requires full JavaScript support in order to view this website. Syringes - may be used in place of the evacuated collection tube for special circumstances. When finished, elevate the heel, place a piece of clean, dry cotton on the puncture site, and hold it in place until the bleeding has stopped. To prevent hemolysis when performing a venipuncture, the phlebotomist should: 1. The line must be flushed first. Areas of the body that look infected, scarred, or burned must also be avoided. NOTE: The use of post-exposure prophylaxis following blood exposure to HIV has shown effectiveness (about 79%) in preventing seroconversion. What Is Venipuncture? Concentrations of fluids and medications could affect baseline test results. Do not use a previous puncture site. Intravenous therapy (IV) / blood transfusions - fluid may dilute the specimen, so collect from the opposite arm if possible. Blood is commonly obtained from the median cubital vein on the anterior forearm. List six areas to be avoided when performing venipuncture and the reasons for the restrictions. 3. Collect drops of blood into the collectiondevice by gently massaging the finger. Safely dispose of potentially infectious materials. Apply firm pressure. NOTE:Tubes with additives must be thoroughly mixed. Enzymes, proteins, lipids, iron, and calcium are significantly increased with changes in position. Then the medical technician or phlebotomist will wrap a flexible band on the upper part of the arm to apply some pressure to that area making the vein enlarge with blood. Apply the tourniquet approximately 4-5 finger-widths above the planned venepuncture site. www.mlo-online.com is using a security service for protection against online attacks. Start with the arm closest to you and palpate the antecubital fossa. Choosing an appropriate site for venipuncture is crucial for a successful . Povidone-iodine wipes/swabs - Used if blood culture is to be drawn. Any microtainerscontaining additives should be tapped to dislodge additives from the walls and top. This image may not be used by other entities without the express written consent of wikiHow, Inc.
\n<\/p>

\n<\/p><\/div>"}, {"smallUrl":"https:\/\/www.wikihow.com\/images\/thumb\/0\/0d\/Troubleshoot-a-Difficult-Venipuncture-Step-6.jpg\/v4-460px-Troubleshoot-a-Difficult-Venipuncture-Step-6.jpg","bigUrl":"\/images\/thumb\/0\/0d\/Troubleshoot-a-Difficult-Venipuncture-Step-6.jpg\/aid11732774-v4-728px-Troubleshoot-a-Difficult-Venipuncture-Step-6.jpg","smallWidth":460,"smallHeight":345,"bigWidth":728,"bigHeight":546,"licensing":"