what sites should be avoided when performing venipuncture quizlet

\u00a9 2023 wikiHow, Inc. All rights reserved. Contains a gel separator and clot activator. These items include: Serum red top or amber tube with red top. wikiHow, Inc. is the copyright holder of this image under U.S. and international copyright laws. When would you use a butterfly/infustion set? A clinical study is performed to determine the optimal time for application of the tourniquet during phlebotomy. C. sterile gauze pads The Patient's Bill of Rights has been adopted by many hospitals as declared by the Joint Commission on Accreditation of Healthcare Organizations (JCAHO). Give an example of each. Phlebitis can also occur as a result of vein trauma during insertion, use of an inappropriate I.V. List several effects of exercise, posture, and tourniquet application upon laboratory values. Effective communication - both verbal and nonverbal - is essential. The patient shall be informed if the hospital proposes to engage in or perform human experimentation or other research/educational profits affecting his or her care or treatment. Remember -- the rst vein found is not always the best vein. Complications of venipuncture | How to avoid | Aimvein 2. Allow to air dry. Significant increases can be found in total protein, aspartate aminotransferase (AST), total lipids, cholesterol, iron, Affects packed cell volume and other cellular elements. Follow the procedure as outlined above for greeting and identifying the patient. Allow it to air, Grasp the finger, and using a sterile lancet, press firmly against the finger. BD Eclipse black-capped) have a smaller diameter and may be more suitable for smaller veins. If an inpatient is able to respond, ask for a full name and always check the armband or bracelet for confirmation. This complication of peripheral I.V. Areas in which two veins join should be avoided where possible, as valves are often present. wikiHow, Inc. is the copyright holder of this image under U.S. and international copyright laws. Avoid bruising the infants heel when obtainingblood. Veins on the underside of the wrist should be avoided. The basic patient rights endorsed by the JCAHO follow in condensed form are given below. Hemoconcentration: An increased concentration of larger molecules and formed elements in the blood may be due to several factors: Prolonged tourniquet application (no more than 1 minute). Examples of labeled collection tubes are shown below: THE FOLLOWING ARE NEEDED FOR ROUTINE VENIPUNCTURE: Evacuated Collection Tubes - The tubes are designed to fill with a predetermined volume of blood by vacuum. Look for visual clues which may help assess the patient's condition. prevent falls, should the patient lose consciousness. Stress: May cause transient elevation in white blood cells (WBC's) and elevated adrenal hormone values (cortisol and catecholamines). Do not use a previous puncture site. wikiHow, Inc. is the copyright holder of this image under U.S. and international copyright laws. Drawing blood for laboratory analysis is most often a routine and uneventful procedure. Procedure for Capillary Puncture of the Finger: The best site for a finger puncture is just off the center of the finger pad of. If the puncture is parallel to the lines of the fingerprint, theblood will not form as a drop but will run down the finger making collection difficult. } 3. A. standards 5. Practice hygiene for the patient's protection. Avoid the side of the finger where there is less soft tissue, where vessels and nerves are located, and where the bone is closer to the surface. performing a capillary puncture is as follows: 1. When storing a blood specimen what temp should it be at 2-8 degrees c If a patient starts to seize during a draw what should you do Stop the draw When should you use a capillary instead of venipuncture A patients veins are inaccessible What can cause a hemolysis in a specimen Shaking a tube vigorously 5. For all NICU babies, once you have, collected the blood, wipe off the area with a sterile saline wipe, to remove. 4. Best practices in capillary blood collection - Medical Laboratory Observer Sign up for wikiHow's weekly email newsletter. 4. What is the best position to perform venipuncture in? Filter paper should touch only the blood and not the heel or finger. If blood stops flowing into the vacuum tube, the vein may have collapsed. When do you release the tourniquet during venipuncture? Complications of Peripheral I.V. Therapy | NursingCenter BD Eclipse green-capped) is used for most routine and uncomplicated venipunctures. What are the light blue top containers used for? 5. B. the needle is inserted into the patient's arm The first step to choosing the right vein is to select the appropriate needle gauge. A. Edema Gauze sponges - for application on the site from which the needle is withdrawn. Cap, rotate and invert the collection device to mix the blood collected. Change gloves after each patient or when contaminated. Potassium A phlebotomy technician is removing his gloves after a venipuncture procedure. C. Iodine If an IV is in place, samples may be obtained below but NEVER above the IV site. 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. B. the needle is only partially in the vein For the CLSI Updated Phlebotomy Procedures please click here. Label all appropriate tubes at the patient bedside. } or move it backward (it may have penetrated too far). Identify the patient. Drawing the patient in a reclined position. What are the red top containers used for? Cannula/fistula/heparin lock - hospitals have special policies regarding these devices. This seats the bevel into the lumen of the vein, and is also the technique used to insert an IV catheter. together for emotional support and understanding across multiple locations to reach you in the community where you live. wikiHow, Inc. is the copyright holder of this image under U.S. and international copyright laws. -thrombosis Diurnal Rhythms: Diurnal rhythms are body fluid and analyte fluctuations during the day. Take enough time to assess the vein before beginning the venipuncture procedure. For an inpatient the nursing staff can be contacted to aid in identification prior to proceeding. site. Our courses are designed to provide students with the skills and knowledge necessary to work in a variety of medical settings including: Hospitals, Clinical Laboratories, Clinics, Physicians Offices, Blood Banks and much more. Be careful not to withdraw the needle completely or else you risk losing the tube's vacuum and starting a hematoma when the bevel exits the skin. Diagn Microbiol Infect Dis. 7. B. precautions Apply the tourniquet approximately 4-5 finger-widths above the planned venepuncture site. Automated systems may include labels with bar codes. Never draw above an IV site. Over time and with several repeated punctures, significant amounts of scar tissue builds up. var d = document.getElementById("zf_div_SBGg-3DTNCwt65i9A6n_zU3SneyGD89SSqM_7F_nCas"); Transferring a sample from one collection tube to another or mixing blood from different collection tubes must be avoided. 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. After the third attempt, further medical directions must be sought with the attending physician before proceeding. This is a general guide for troubleshooting a venipuncture scenario in which blood flow is not initially established upon needle insertion. Unlike the cephalic and basilic veins, the median cubital vein is not near major nerves or arteries. Make sure the venipuncture site is dry. What sites should be avoided when drawing blood? Swiftly insert the needle through the skin and into the lumen of the vein. The diagram below indicates in green the proper area to use for heel punctures for blood collection: Prewarming the infant's heel (42 C for 3 to 5 minutes) is important to obtain capillary blood gas samples and warming also greatly increases the flow of blood for collection of other specimens. Pediatric Pointers. Center for Phlebotomy Education, Inc. Ernst, Dennis J. and Catherine Ernst. Select the appropriate microtainers for the specimens to be collected. wikiHow, Inc. is the copyright holder of this image under U.S. and international copyright laws. 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