what sites should be avoided when performing venipuncture quizlet

\u00a9 2023 wikiHow, Inc. All rights reserved. 8. 3. Wash hands in warm, running water with an appropriate hand washing product, or if notvisibly contaminated, with a commercial foaming hand wash product before and aftereach patient collection. C. Iodine Change gloves after each patient or when contaminated. Phlebotomy tutorial for medical education - WebPath D. 70% isopropyl alcohol. 11. Other Factors: Age, gender, and pregnancy have an influence on laboratory testing. -thrombosis If this is not successful, remove the needle, take care of the puncture site and redraw at another site. 3. (a) the electric power required. The 6 Mistakes to Avoid When Building a Business Website (and - Medium 1. Through a combination of revolutionary treatments and extraordinary patient experiences, our care does more than heal. Get instant access to our latest tools and our must-read site updates: What Certifications Are Used For Higher Pay For Phlebotomists? Avoid excessive pressure that may squeeze tissue fluidinto the drop of blood. This vein lies close to the surface of the skin and there is not a large nerve supply. Allsurfaces are cleaned daily with bleach. What is the best position to perform venipuncture in? Avoid prolonged tourniquet application or fist clenching. Copyright 2023 - PhlebotomyU | Website Design & SEO by, Phlebotomy: 5 Tips on Finding Difficult Veins. Draw 5 ml of blood and discard before drawing the specimen tubes for testing. are known to vary lab results of some analytes. D. All of the above, Needles are sterile until: (See Use of Band-Aids in the Post Phlebotomy. wikiHow is where trusted research and expert knowledge come together. 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 area of the arch should be avoided, as should the posterior, curvature of the heel; a puncture in these areas could cause injury to the, All babies in the neonatal unit must be warmed before performing a. puncture. Email is the #1 attack vector cybercriminals use to lure you into a malicious website. 9. You should not perform this technique unless you are certain that the needle is in the immediate vicinity of the vein. Larger tube sizes typically provide for collection of samples from 6 to 10 mL. Capillary Specimens may be used immediately for point-of-care testing. The use of a tourniquet during a venipuncture procedure makes: The most common site(s) for the venipuncture procedure is/are the following: The tourniquet should not be left on a patient more than 1 minute when performing a venipuncture because it is uncomfortable and causes: The needle should always be inserted at the puncture site with the: The correct needle position for a venipuncture is a ______ degree angle with the bevel facing _____. 9. Blood Collection Procedure: Capillary - University of Florida However, drawing blood from the hand is affiliated with higher levels of pain and less control. Foot veins are a last resort because of the higher probability of complications. Avoid UE on same side of mastectomy (lymphedema) It doesn't matter . The sides and the tip of the. Perform the venipuncture. The patient should make a fist without pumping the hand. Never leave a tourniquet on for more than two minutes. Giavarina D, Lippi G. Blood venous sample collection: Recommendations overview and a checklist to improve quality. -test tubes Why? Anxiety that results in hyperventilation may cause acid-base imbalances, and increased lactate. This vein can be found along the upper arm to the thumb, but it is commonly drawn from the forearm or antecubital fossa area. The service requires full cookie support in order to view this website. on patients who are extremely dehydrated or have poor peripheral circulation. 6. Therefore, an arm containing an IV should not be used to draw blood specimens if it can be avoided. Many drugs will have "peak" and "trough" levels that vary according to dosage levels and intervals. The performance of routine vascular access procedures by skilled phlebotomists requires, at a minimum, the use of gloves to prevent contact with blood. -cotton sponges 5. Erroneous test results may be obtained when the blood is not thoroughly mixed with the additive. var zf_ifrm_data = evntData.split("|"); Avoid drawing blood from a hematoma; select another draw site. The dorsal venous network is the next most common vein site for phlebotomists. Avoid excessive pressure that may squeeze tissue fluid into the, mix the blood. List six areas to be avoided when performing venipuncture and the reasons for the restrictions. It is not uncommon for adults and children to feel some fear when having blood drawn, which is why any discussion of venipuncture should at least bring this topic to focus. After cleansing, allow the venipuncture site to air dry. Concentrations of fluids and medications could affect baseline test results. If the tech is not comfortable with any of the veins in the inside elbow area, they may choose a dorsal vein in the hand or, as a last resort, choose a vein in the foot. List several effects of exercise, posture, and tourniquet application upon laboratory values. Safely dispose of potentially infectious materials. If multiple blood samples are to be taken, the phlebotomist must be careful to follow the proper order of draw. 10. The key elements in labeling are: NOTE: Both of the above MUST match the same on the requisition form. wikiHow, Inc. is the copyright holder of this image under U.S. and international copyright laws. 5. NOTE:Tubes with additives must be thoroughly mixed. Tip: In spite of a difficult draw, remember to invert your tubes. Preanalytical phase of the testing process begins for the laboratory when a: Test is ordered by a patient's physician. Keep in mind that elderly patients often have fragile veins. As a phlebotomist, it is critical to know which vein sites offer stable flows for blood draws. While the median cubital, cephalic, and basilic veins are the most popular draw sites for blood draws, phlebotomists may resort to other draw sites if their ability to draw is restricted.