what sites should be avoided when performing venipuncture quizlet

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. Puncture no deeper than 2.4mm (approximately 0.1 inches). Various sizes are available. Select the appropriate microtainers for the specimens to be collected. Clin Chem Lab Med. Proper patient identification procedures. The equipment used during the venipuncture test can vary, but the following are most commonly used for routine venipuncture: Phlebotomists may choose to draw blood from several different sites of the body. Be informed of the hospital rules and regulations regarding patient conduct. Calculate H\Delta \mathrm { H }H of this reaction. Mastering Pediatric Phlebotomy. Center, for Phlebotomy Education, Inc. Arteries pulsate, are most elastic, and have a thick wall. doi: 10.1002/14651858.CD005179.pub3. 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. What caution should you observe when using a Vacutainer? 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. Needles - The gauge number indicates the bore size: the larger the gauge number, the smaller the needle bore. Drawing blood from major vessels (e.g. WHO guidelines on drawing blood: best practices in phlebotomy. Remove the first glove so that it turns inside out during removal A phlebotomy technician is preparing to dispose of contaminated sharps. Phlebotomists are considered to have occupational exposure to blood borne pathogens. Avoid areas of hematoma. } World Health Organization. The blood is bright red (arterial) rather than venous. www.mlo-online.com is using a security service for protection against online attacks. Additionally, a hematoma may compress the nerve and lead to long-term damage. B. the needle is inserted into the patient's arm Check for any allergies to antiseptics, adhesives, or latex by observing for armbands and/or by asking the patient. BD Vacutainer), rather than IV catheter insertions. The vein may have collapsed; resecure the tourniquet to increase venous filling. advantageous in certain adult populations, such as: those with severe burns, obese patients, those with thrombotic tendencies, and for point-of-care testing, when a small volume of blood is needed. wikiHow, Inc. is the copyright holder of this image under U.S. and international copyright laws. What are the green/lavender top containers used for? Document that the venipuncture was performed distal to (below) an infusion site. It may be obstructing blood flow. If multiple blood samples are to be taken, the phlebotomist must be careful to follow the proper order of draw. } 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. wikiHow, Inc. is the copyright holder of this image under U.S. and international copyright laws. The median cubital vein and the cephalic vein in the wrist area should be avoided when possible. Fill the microtainer tube(s) as needed. obvious areas of skin infections www.mlo-online.com is using a security service for protection against online attacks. The first step to choosing the right vein is to select the appropriate needle gauge. Any attempt to repeat a puncture at the same site increases the risk of complications. Step 3: Venipuncture. The area where the blood is to be drawn from is first cleaned with a germ-killing solution. An example of a simple requisition form with the essential elements is shown below: A properly labeled sample is essential so that the results of the test match the patient. Choosing an appropriate site for venipuncture is crucial for a successful . Gloves are to be worn during all blood collection procedures, and changed betweenpatient collections. A commercial heel warmer may be used. Loosen the tourniquet. Make sure the venipuncture site is dry before proceeding with draw. Avoid prolonged tourniquet application or fist clenching. While we are ranked among the best children's hospitals in the country, it's our compassionate approach to treatment that makes us truly exceptional. 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. Consult the nursing unit or your facility's resources prior to drawing from an IV or PICC line or performing venipuncture on an arm with an IV line in place. Procedure for Capillary Puncture of the Heel: A heel puncture is performed on the lateral or medial plantar surface of the, foot. Order of draw for multiple tube phlebotomy. Place labeled specimens in zip lock bag and deliver to the laboratory as soon as possible. Patients in these populations are often nervous and may flail their limbs. Green Syringes - may be used in place of the evacuated collection tube for special circumstances. Expect that any discussion or consultation involving the patient's case will be conducted discretely and that individuals not directly involved in the case will not be present without patient permission. 1. An artery has been punctured (characterized by bright red, pulsating blood), A nerve has been nicked (patient may complain of an electrical sensation up and down the limb), A hematoma starts to form (a bubble under the skin starts to rapidly appear at the site), The patient loses consciousness or starts seizing. Press down on the gauze once the needle is out of the arm, applying adequate pressure to avoid formation of a hematoma. -use correct angle of needle insertion Cephalic vein. The maximum number of times an individual should attempt a venipuncture on a patient is two, True or False? An outpatient must provide identification other than the verbal statement of a name. Clinical and Laboratory Standards Institute. Safely dispose of potentially infectious materials. When using a syringe and needle, avoid drawing the plunger back too forcibly. Finally, when the necessary blood is collected, the needle will be removed and properly disposed of in a Sharps container and the puncture site will be covered to stop the bleeding. B. above an IV line Patches of purple or yellow may suggest bruising after a recent venipuncture. This process is automatic. The median cubital vein is used the most for its accessibility. This image may not be used by other entities without the express written consent of wikiHow, Inc.
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