what sites should be avoided when performing venipuncture quizlet

\u00a9 2023 wikiHow, Inc. All rights reserved. Phlebotomy Essentials 5th Edition Chapter 9. For an inpatient the nursing staff can be contacted to aid in identification prior to proceeding. The use of a tourniquet during a venipuncture procedure makes: A. f.style.transition="all 0.5s ease"; If using a syringe, make sure the needle is fitted securely on a syringe to avoid frothing. The patient has the right to refuse participation in such activity. wikiHow, Inc. is the copyright holder of this image under U.S. and international copyright laws. Puncture only the uppermost wall of the vein, Remove the tourniquet before removing the needle, Make sure the needle fully penetrates the upper most wall of the vein. The median cubital vein, a superficial vein that forms a connection point between the cephalic and basilic veins of the arm is large, and therefore easier to see and feel. Answer. the 3 rd (middle) or 4 th (ring) finger of the hand. If the patient is sitting in a phlebotomy chair, make sure they are sitting upright with their back against the chair. prevent falls, should the patient lose consciousness. Compare and contrast the two major types of neuronal pathways. Blood samples drawn from an IV line should be documented and analyzed with care. 7. wikiHow is where trusted research and expert knowledge come together. Get instant access to our latest tools and our must-read site updates: What Certifications Are Used For Higher Pay For Phlebotomists? C. sterile gauze pads What angle should you insert the needle at? How can you tell if you are palpating a vein? There may be no vacuum in the tube being used. If it is then heated, what can you say about: b) how often the molecules hit the walls of the can. The needle should form a 15 to 30 degree angle with the surface of the arm. Precautions include a medical grade face mask. A. the plastic sleeve is removed B. collection device Cap, rotate and invert the collection device to mix the blood collected. antecubital fossa What are the best veins for venipuncture? Ask the patient orcaregiver to state the patients name and date of birth. Using a sterile lancet, make a skin puncture just off the center of the finger pad. doi: 10.1002/14651858.CD005179.pub3. The upper extremity on the side of a previous mastectomy - test results may be affected because of lymphedema. if ( prevIframeHeight != zf_ifrm_ht_nw ) { The fluid may dilute the specimen, so collect from the opposite arm. https://www.ncbi.nlm.nih.gov/books/NBK138650/pdf/Bookshelf_NBK138650.pdf (Accessed June 13, 2022). Allow the blood to soak through and completely fill the pre-printed circle on the filter paper. wikiHow, Inc. is the copyright holder of this image under U.S. and international copyright laws. The Patient's Bill of Rights has been adopted by many hospitals as declared by the Joint Commission on Accreditation of Healthcare Organizations (JCAHO). Individually packaged 70% isopropyl alcohol wipes. Additionally, blood samples should not be taken on an arm with a fistula used for dialysis treatments. Re-secure the tourniquet to increase venous filling. wikiHow, Inc. is the copyright holder of this image under U.S. and international copyright laws. The phlebotomist's role requires a professional, courteous, and understanding manner in all contacts with the patient. avoid sites of extensive scarring (burns, surgery, injuries) the chlorhexidine residue before tying a piece of gauze around the foot. Second - coagulation tube (light blue top). Remember that veins should ideally feel bouncy. Some individuals are afraid of needles, while others are frightened at the sight of blood. 1-kg of R-134a initially at 600 kPa and 25C25^{\circ} \mathrm{C}25C undergoes a process during which the entropy is kept constant until the pressure drops to 100 kPa. 4. Back the needle out until the bevel is just below the skin. 5. Hold a gauze pad over the puncture site for a couple of, minutes to stop the bleeding, and then tie gauze around the foot. If an inpatient is able to respond, ask for a full name and always check the armband or bracelet for confirmation. 2011-2023 Phlebotomy Coach. This image is not<\/b> licensed under the Creative Commons license applied to text content and some other images posted to the wikiHow website. Blood should NEVER be poured from one tube to another since the tubes can have different additives or coatings (see illustrations at end). 5. Through a combination of revolutionary treatments and extraordinary patient experiences, our care does more than heal. Position the infant with the head slightly elevated. Here phlebotomists will typically choose from three veins: the median cubital vein, the cephalic vein or the basilic vein. Remove your gloves and wash your hands. After the third attempt, further medical directions must be sought with the attending physician before proceeding. A. This is especially important when collecting EDTA (lavender top) or heparin (green top) tubes. A government issued photo identification card such as a driver's license can aid in resolving identification issues. Capillary Specimens may be collected on filter paper and sent to lab for testing for. The content of this article is not intended to be a substitute for professional medical advice, examination, diagnosis, or treatment. If the blood flow is diminished, repeat the capillary PUNCTURE to complete the collection. Do not attempt a capillary puncture more than twice. The vein may have collapsed; resecure the tourniquet to increase venous filling. hemorrhage or hematoma at site of puncture, remove tourniquet A key element for successful venipuncture is choosing the best vein. Place a pillow under the patient's arm if additional support is needed. What are the gray top containers used for? Provide for their comfort as much as possible, and gain the patient's cooperation. Describe and perform the venipuncture process including: Appropriate clothing and protective equipment. Filter paper should touch only the blood and not the heel or finger. wikiHow, Inc. is the copyright holder of this image under U.S. and international copyright laws. are known to vary lab results of some analytes. very small or difficult vein, Ch 46 Phlebotomy & Ch 47 Hematology (MULTIPLE, Chapter 47: Phlebotomy and Blood Collection, Positive and negative feedback & examples, Meds Vanessa doesn't need because she sleeps, Medical Terminology: Learning Through Practice, April Lynch, Jerome Kotecki, Karen Vail-Smith, Laura Bonazzoli. Wait 2 minutes before reapplying the tourniquet. wikiHow, Inc. is the copyright holder of this image under U.S. and international copyright laws. Sanders AM, Agger WA, Gray AM, Fischer CM, Kamprud EA. Why? 2019;95(1):15-19. doi: 10.1016/j.diagmicrobio.2019.04.001. (Assume that the total volume is the sum of the individual volumes and that the density and specific heat capacity of the solution are the same as for pure water.). Scan the skin for lines of blue indicating a prominently visible vein. Hematoma - may cause erroneous test results. ; worn to protect the patient and the phlebotomist. Lippi G, Blanckaert N, Bonini P, Green S, Kitchen S, Palicka V, Vassault AJ, Mattiuzzi C, Plebani M. Causes, consequences, detection, and prevention of identification errors in laboratory diagnostics. If just a routine coagulation assay is the only test ordered, then a single light blue top tube may be drawn. Mastering Pediatric Phlebotomy. Center, for Phlebotomy Education, Inc. Using the smallest acceptable needle size can help reduce the risk of bleeding or hematoma . Although the skill set and procedures may apply to both instances, this content is primarily aimed towards venous blood collection using evacuated tube systems (e.g. Safely discard potentially infectious materials. Feel for the median cubital first, the cephalic vein second, and the basilic vein third. A variety of techniques can be employed to reduce pain and anxiety. D. All of the above, Needles are sterile until: This image may not be used by other entities without the express written consent of wikiHow, Inc.
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\u00a9 2023 wikiHow, Inc. All rights reserved. When using a syringe and needle, avoid drawing the plunger back too forcibly. A clinical study is performed to determine the optimal time for application of the tourniquet during phlebotomy. Most commonly, venipuncture will be performed on the Antecubital Fossa, or the inside of the elbow. List six areas to be avoided when performing venipuncture and the reasons for the restrictions. This seats the bevel into the lumen of the vein, and is also the technique used to insert an IV catheter. 11. Stop the procedure if a hematoma occurs. Allow thefinger to dry or wipe dry with a sterile 22 gauze. The 2nd (index) finger tends to have thicker, callused skin. The recommended order of draw for plastic collection tubes is: First - blood culture bottle or tube (yellow or yellow-black top). Clean up any blood spills with a disinfectant such as freshly made 10% bleach. INR for patients on warfarin) are often knowledgeable on the veins that are most likely to work. Apply the tourniquet below the IV site. World Health Organization. You should not perform this technique unless you are certain that the needle is in the immediate vicinity of the vein. if ( zf_ifrm_data.length == 2 ) { Perform the venipuncture, collecting the sample(s) in the appropriate container(s). If a vein feels hard, it may be scarred or sclerosed. 3. finger should be avoided. f.style.height="352px"; 2. In most of these cases, the skin on the hand is pierced and a vein is accessed so medications or fluids can be given intravenously. Proper patient identification procedures. } This requisition form must contain the proper information in order to process the specimen. -cotton sponges 5. In this elbow pit, phlebotomists have easy access to the top three vein sites used in phlebotomy: Median cubital vein. Kiechle, Frederick L. So Youre Going to Collect a Blood Specimen: An, Introduction to Phlebotomy, 11th Edition. 1. B. just after needle insertion, but prior to vacutainer activation Document that the venipuncture was performed distal to (below) an infusion site. Effects of Exercise: Muscular activity has both transient and longer lasting effects. Failure to do this results in an unequal blood-to-additive ratio, making the specimen unsuitable for analysis. 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. Gas tubes (must warm the site before collecting the specimen), 4. X=[Ar]4s23d5Y=[Ar]4s23d104p1Z=[Ar]4s23d104p6. You must check the timing of these variations for the desired collection point. These items include: Approach the patient in a friendly, calm manner. After assembling the appropriate equipment, follow the next steps to perform a proper venipuncture. 9. With risk for blood spatter a face shield provides protection. chemistries, serology, immunnology, blood bank. Tip: Patients who need regular bloodwork (e.g. 3. For children over 6 months and adults, the finger is punctured. Change gloves after each patient or when contaminated. IF AN INCOMPLETE COLLECTION OR NO BLOOD IS OBTAINED: Change the position of the needle.

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what sites should be avoided when performing venipuncture quizlet

what sites should be avoided when performing venipuncture quizlet

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