why is the median cubital vein used for venipuncturewhy is the median cubital vein used for venipuncture

If using a needle, and syringe, avoid drawing the plunger back too forcefully. Once blood is seen in the tubing, connect the vacutainers or use a syringe to drawback. Dispose of the syringe and needle as a unit into an appropriate sharps container. Wash hands in warm, running water with a appropriate hand washing product. Muscular patients. Author: Properly label the tubes and send them to the laboratory for analysis. They also may not be able to be used due to intravenous placement or injury. The median cubital vein is not critical to life, but it does help facilitate venous return from the arms back to the pulmonary system. Grasp the patients arm firmly using your thumb to draw the skin taut and, anchor the vein; do not use the index finger to pull the skin upward as this, increases the risk of sticking yourself. The nursing staff should be notified, and they in turn must notify, the physician. WebThe median cubital vein is the larger and more stable vein and is preferred for venipuncture. Learning anatomy is a massive undertaking, and we're here to help you pass with flying colours. Last reviewed: November 23, 2022 Students should study venipuncture in books and watch licensed nurses in clinical settings perform this task. False It is not recommended that blood be drawn from the feet .The Providers permission is required to draw from this site. 6. Test your knowledge on the main veins of the upper limb in this quiz. Curated learning paths created by our anatomy experts, 1000s of high quality anatomy illustrations and articles. Small veins can be hard to locate and feel. Have the patient or an assistant continue to apply pressure to the site. Once you have found it, take care in anchoring the vein to prevent rolling when you insert the needle to draw blood. Read more. Once you have found it and are confident proceed with the next steps. Veins of the legs, feet, and ankles cannot be used without specific permission from a physician. They are also a bit larger and have a thicker lumen resulting in a faster blood flow. touched before performing the venipuncture, it should be cleansed again. This is an extremely large vessel and if stuck properly can yield excellent blood results. Use a vein-finder device if a suitable vein is not readily seen or palpated. The median cubital vein typically arises as a collateral branch from the cephalic vein which runs on the anterolateral aspect of the upper limb. Also, It will be more easily felt in some individuals depending on the amount of muscle and fat tissue the person have. Learn more about the MSD Manuals and our commitment to. 9. Sometimes, it will be so easy and at other times it will be difficult. Never leave the tourniquet on for over 1 minute. The basilic vein is the last choice for venipuncture. Increase in ratio of blood components to plasma. Philadelphia, PA: Churchill Livingstone/Elsevier. If you used a syringe to collect the blood, now transfer samples to collection tubes and bottles;* either insert the needle directly into the tops of the vacuum tubes, or remove the needle and attach a vacuum tube holder to the syringe. Coagulopathy is not a contraindication, but sites must be compressed for a longer time after venipuncture. Hoboken: Wiley Blackwell. Veins of the hand and wrist are usually close to the surface, but they are prone to movement and rolling. Veins on the underside of the wrist should be avoided. In the case of an accidental needlestick, immediately wash the area with an antibacterial soap, express blood from the wound, and contact your supervisor. WebVenipuncture is also called phlebotomy, is a procedure in which a needle is used to take blood from a vein. Apply anesthetic if it is being used and allow adequate time for it to take effect (eg, 1 to 2 minutes for gas injector, 30 minutes for topical). Ensure that the collection tube is completely pushed onto the back of the needle in the hub. Among the 3 main veins, it is probably the one closest to the elbow. Copyright element: document.getElementById("fbct048686f7"), Because of the nerves surrounding the area drawing blood may be more painful.if(typeof ez_ad_units!='undefined'){ez_ad_units.push([[468,60],'phlebotomistreport_com-banner-1','ezslot_15',168,'0','0'])};__ez_fad_position('div-gpt-ad-phlebotomistreport_com-banner-1-0'); Also, it is sometimes more difficult to find and less stable than the other main veins as it rolls or moves when inserting the needle. Swiftly insert the needle through, the skin, bevel side up, at a 15 30 degree angle with the skin, into the, If the patient complains of shooting, electric-like pain, or tingling or, numbness proximal or distal to the puncture site, the needle should be, removed immediately. Avoid drawing blood from a hematoma. These superficial veins lie within the subcutaneous tissue. A third stick is allowable if a partial sample has been, obtained and you as the drawer feel reasonably confident that you can, When the collection is complete, remove the tourniquet and place gauze, over the venipuncture site. If applying povidone-iodine, wipe it off with alcohol and allow the alcohol to dry. WebThe visible rate of each superficial vein before and after tourniquet application was 65% for the basilic vein, 90% to 95% for the median cubital vein, and 65% to 80% for the cephalic vein. The significance of this vein is its use in venipuncture, the procedure that collects blood for laboratory testing. Contaminated surfaces must be cleaned with freshly prepared 10% bleach solution. Palpate and trace the path of the vein with the index finger. Place a tourniquet and clean the area for 30 seconds with an alcohol wipe. If the needle had initially passed completely through the vein, a flash may now appear as you withdraw the needle tip back into the lumen. Stop advancing the needle, lower the needle to better align it with the vein, and advance it into the vein an additional 1 to 4 mm, to ensure that it stays in position during blood collection. Ask the patient to apply pressure for at least 2 minutes. All rights reserved. The blood is normally drawn from a vein on the top Once you are ready for drawing blood, put on the tourniquet and begin to feel for the vein around the center of the antecubital fossa. Prepare the patients arm using a Chlorhexadine wipe. Venipuncture is typically performed at the antecubital fossa (on the median cubital, cephalic, and basilic veins), or on the dorsum of the hand. WebThe median cubital vein is routinely used for venipuncture (taking blood) and as a site for an intravenous cannula. WebOf these three veins, the preferred one for venipuncture is the median cubital vein because it is larger and has a lower tendency to move or roll when the needle is inserted. Do not wave, fan, or blow on the area as this contaminates the area and leads to an increased risk for infection. Beth Celli is a native New Yorker who is now based in Delaware. Return to your, patient and assess the site of the puncture. Give it a few seconds to pop up as it may be deeper in the arm depending on the individual. o [ pediatric abdominal pain ] There is no easy way to draw blood. While it is important to know the best veins to access its also important to know which areas to avoid. While not commonly taught in nursing school programs, many recommend that nursing students take extra courses in how to take blood to hone this skill. Hematoma A venipuncture should not be performed on a hematoma. The median cubital vein connects the cephalic and basilic veins, which are the two major superficial veins of the upper limb. Ask the patient to apply pressure to the gauze for at least 2 minutes. Best practices in phlebotomy involve the following factors: *This website is provided for educational and informational purposes only and does not constitute providing medical advice or professional services. Sometimes venipuncture is performed on hand veins when the veins in the antecubital fossa are not appropriate. The cephalic vein is located on the lateral (radial) side of the arm, and the basilic vein is located on the medial (ulnar) side. The median cubital vein is a common site for venipuncture due to its prominence and relative ease of accessibility. 3. After blood has been added to a tube, gently invert the tube 6 to 8 times to mix the contents; do not shake the tubes. 3. 12. If the blood is not delivered in a timely manner it can cause hemolysis and skew the lab results. The consent submitted will only be used for data processing originating from this website. Clinical Significance. After assembling the appropriate equipment, follow the next steps to perform a proper venipuncture. Most of the samples you draw will either be drawn from the cephalic or median cubital vein. The median cubital is typically well anchored, which makes it less likely that the patient will feel pain during phlebotomy, or bruise afterwards. In the case of a difficult venipuncture, an, individual may make a maximum of two attempts before having, someone else try. WebFlow of blood mixed with tube additive back into a patient's vein. Adapted from Phlebotomy for Nurses and. Palpate with your gloved finger to locate the middle of the target vein. Apply a band-aid or CoFlex to, the site. WebThe 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. The median cubital vein is used the most for its accessibility. Together these veins drain into the axillary vein. Kiechle, Frederick L. So Youre Going to Collect a Blood Specimen: An, Introduction to Phlebotomy, 11th Edition. True An evacuated glass tube with a lavender stopper contains EDTA. Risks associated with using this vein include penetration of If you are vacutaining, try another tube there may be no vacuum in, After you have attempted to reposition the needle and are still not, successful, remove the tourniquet, remove the needle and begin the, process with a new site. 4. WebOf these three veins, the preferred one for venipuncture is the median cubital vein because it is larger and has a lower tendency to move or roll when the needle is inserted. Increase in ratio of blood components to plasma. Foot. Put on the tourniquet and feel for the vein. Needles are never recapped, removed, broken, or bent after phlebotomy procedure. Sometimes venipuncture is performed on hand veins when the veins in the antecubital fossa are not appropriate. The median cubital vein, the preferred one to use, is found close to the center, and the basilic vein is located on the inner, or medial part of the antecubital area. A lot of fat tissue in the arm area or at the back of the hand makes it difficult to feel a vein. Tubes must be positively identified after filling with a firmly attached patient label. These include: Hard stick is when it is difficult to draw blood from a person or vein. Here are the basic steps to drawing blood: The first step in drawing blood correctly is to identify the appropriate veins to puncture. 7. 1. The least best is the basilic vein. This is an extremely large vessel and if stuck properly can yield excellent blood results. equally, but do you know which nurses are making the most money in 2023? Some of our partners may process your data as a part of their legitimate business interest without asking for consent. If you used a needle and syringe, ask, your patient or a parent to apply pressure to the site so that you can fill, your tubes. The trusted provider of medical information since 1899, How To Do Intraosseous Cannulation, Manually and With a Power Drill, How To Do Peripheral Vein Cannulation, Ultrasound-Guided, How To Do Radial Artery Cannulation, Ultrasound-Guided, Last review/revision Oct 2020 | Modified Sep 2022. Apply a tourniquet approximately 3-4 inches above the selected site. Procedures for the Collection of Diagnostic Blood Specimens by. and grab your free ultimate anatomy study guide! a bed. 10. When using vacuum tubes, push each tube fully into the tube holder, use care to avoid dislodging the needle from the vein. Rolling veins. Select the collection site and proceed as routine phlebotomy. The median cubital creates less bruising and pain than other draw sites. 4. The median cubital vein is used the most for its accessibility. 8. Mass formed by leakage of blood under the skin. Dispose of contaminated materials and needles in the designated hospital-approved containers. Obese patients. She has a varied background in both health care and education, having worked in several different hospitals and medical centers prior to teaching allied health classes. The median cubital vein connects the cephalic vein with the basilic vein. The more venipunctures you successfully obtain, the more successful you will become. Explain the procedure and reason for the blood draw to the patient. Traction may not be necessary for larger veins of the forearm or antecubital fossa. Some institutions have kits with all of the needed supplies while others will require the nurses to gather them individually. The median cubital creates less bruising and pain than other draw sites. Phlebotomy, the practice of drawing blood from a vein, is a proficiency that all nurses should learn in their career. The median cubital vein is the first choice for venipuncture. There read more ). Increase in ratio of blood components to plasma. At no time may phlebotomists perform venipuncture on an artery. movement) with the needle should be avoided. Looking for a change beyond the bedside? Lavender or Pink Top (plasma): Contains EDTA. [3] Similar anastomotic connections are seen in other areas of the upper limb. Remember to remove the tourniquet after the blood draw. Well-fitting gloves make palpation of the vein easier. The Supervisor should be called to assess the patient. Subscribe to our newsletter to be the first to know about our daily giveaways from shoes to Patagonia gear, FIGS scrubs, cash, and more! We've looked at programs nationwide and determined these are our top schools. False WebThe visible rate of each superficial vein before and after tourniquet application was 65% for the basilic vein, 90% to 95% for the median cubital vein, and 65% to 80% for the cephalic vein. 2023 It courses superomedially across the roof of the cubital fossa, within the subcutaneous tissue and empties into the basilic vein on the anteromedial side of the upper limb. Green Top (plasma): With and without gel, contains lithium heparin. Mass formed by leakage of blood under the skin. Advertisementsif(typeof ez_ad_units!='undefined'){ez_ad_units.push([[468,60],'phlebotomistreport_com-large-leaderboard-2','ezslot_3',169,'0','0'])};__ez_fad_position('div-gpt-ad-phlebotomistreport_com-large-leaderboard-2-0'); How to find the vein? Deposit used blood-collection devices (with needles) into a sharps container. The link you have selected will take you to a third-party website. 11. Remove plastic cap over needle and hold bevel up. WebSelect the appropriate vein for venipuncture. This region of the upper limb is sometimes referred to as the antecubital area. Do not attempt a venipuncture more than twice. window.ClickTable.mount(options); Leg veins (eg, dorsal digital veins and the greater saphenous vein inferoanterior to the medial malleolus) or external jugular veins may be used if upper extremity veins are inaccessible. If a tourniquet is used for preliminary vein selection, release it and reapply after two minutes. Do not recap standard (ie, nonsafety) needles prior to disposal unless a container is not immediately available. Reasons for concern would include numbness, tingling, change of color to blue or white, and extreme pain. It is the best because its larger and rolls or moves less than other veins. The cephalic vein is located on the lateral (radial) side of the arm, and the basilic vein is located on the medial (ulnar) side. There are about three main areas for drawing blood: the median cubital, cephalic, and basilic veins. Drake, R., Vogl, W., Mitchell, A. How to find the vein? Tourniquets. 11. Sharps Disposal Container. WebThe median cubital and cephalic veins are preferred for blood sampling, but other arm and hand veins may be used. For children, swab the site 3 times using only alcohol. Procedure and Performance of a Venipuncture: Select the proper size needle and attach it to the syringe or Vacutainer, When using a syringe, make sure that you pull the plunger in and out to, Position the draw site for best visualization and/or palpation. Proper safety standards to avoid a needle stick, standards for quality care for patients and health workers, including, availability of appropriate supplies and protective equipment, availability of post-exposure prophylaxis (PEP), avoidance of contaminated phlebotomy equipment. Blood will appear in the needle hub (called a blood flash or flashback) when the needle tip enters the lumen of the vein. Get the latest on all things nursing by joining our email newsletter. regardless of how small it may be. Select the. Place a gauze pad over the puncture site and quickly remove the needle. The foot is also a last resort. News and Education Editor, MSN, RN, BA, CBC. In venous blood sampling, a needle is inserted into a vein to collect a sample of blood for testing. F. After blood starts to flow, release the tourniquet and ask the patient to open his or her hand. Furthermore, they protect the nurse or healthcare professional from a potential needle stick. If you cant find a vein in the antecubital area then go to the back of the hand or forearm and follow the same steps. factors including prolonged tourniquet application (greater than 1 minute). In order to draw blood for a blood test a needle has to be inserted into a vein. Terminate the procedure: Remove the tourniquet and the needle and apply pressure to the puncture site with a gauze pad (a minute or 2 is usually adequate unless the patient has a coagulopathy). WebThe median cubital and cephalic veins are preferred for blood sampling, but other arm and hand veins may be used. If you have that picture then the next steps become easier. I am a full time phlebotomist and I enjoy my job. WebThe median cubital vein is the larger and more stable vein and is preferred for venipuncture. A. [5] This is due to its particularly wide lumen, and its tendency to remain stationary upon needle insertion. All content published on Kenhub is reviewed by medical and anatomy experts. The first step is to discuss with the patient what you will be doing and why as well as gather all the needed supplies. (2016). The first place to look at is the antecubital fossa as it is the first choice for drawing blood. [5] It becomes prominent when pressure is applied upstream, which makes needle insertion easier. Na Citrate Coagulation tubes light blue top tube, 4. And, on some others it will be deeper in their arm. This order of draw should be followed whenever multiple tubes are drawn during a single venipuncture. To learn more about the veins of the upper limb, explore our articles, quizzes, video tutorials and labelled diagrams. However, it does BECOME easier with practice. Gloves are to be worn during all phlebotomies, and changed between patient collections. Phlebotomy is essential for a variety of medical diagnoses, procedures, and tests. 2. The cephalic vein is found on the lateral, or outside, of the arm. Burnt areas. Properly label the tubes and send to the laboratory for analysis. Efficient, expeditious performance of the procedure is required to avoid prolonged tourniquet placement and blood stasis, which can cause artifactually abnormal laboratory results (eg, hemolysis and hyperkalemia Hyperkalemia Hyperkalemia is a serum potassium concentration > 5.5 mEq/L (> 5.5 mmol/L), usually resulting from decreased renal potassium excretion or abnormal movement of potassium out of cells. If rapid local swelling occurs, blood is extravasating. var options = { Extensive scarring or healed burn areas should be avoided. The median cubital is typically well anchored, which makes it less likely that the patient will feel pain during phlebotomy, or bruise afterwards. Without proper specimens, unhelpful or even harmful medical treatment could happen. Loosen the tourniquet, as it may be obstructing blood, flow. Identify the patient using two patient identifiers as mandated by JCAHO. Apply gentle traction to the vein distally using the thumb of your nondominant hand to prevent the vein from moving. They are the cephalic, median cubital, and basilic veins. If you would like to change your settings or withdraw consent at any time, the link to do so is in our privacy policy accessible from our home page.. Using these veins tends to be more painful for the patient, since there are nerves running through the hand as well. There are three veins most commonly used in venipuncture, or phlebotomy. Philadelphia, PA: Lippincott Williams & Wilkins. D. Holding the needle in line with the vein, use a quick, small thrust to penetrate the skin and enter the vein in one smooth motion. E. Holding the hub securely, insert the first vacutainer tube following proper order of draw into the large end of the hub penetrating the stopper. Once again, please be aware that these are only guidelines for blood draws and nurses should consult with the appropriate hospital personnel regarding performing this procedure on patients. Bergman's comprehensive encyclopedia of human anatomic variation. Insert the beveled needle at a 30-degree angle into the vessel. Clinical read more , or hyperuricemia) and also to avoid skin irritation. If properly inserted blood should flash into the catheter. Place a gauze pad over the puncture site and remove the needle. The brachial artery (blood supply to the forearm and hand) lies deep to the basilic vein in the upper arm and bifurcates into the radial and ulnar arteries in the antecubital fossa or proximal forearm. The median cubital vein (antecubital vein) is a prominent superficial upper limb vessel. Preventing of infection: Follow proper infection control policies. Among the 3 main veins of the needed supplies faster blood flow over the site... Remove the tourniquet on for over 1 minute the arm depending on the tourniquet feel! As why is the median cubital vein used for venipuncture contaminates the area for 30 seconds with an alcohol wipe picture the! Or hyperuricemia ) why is the median cubital vein used for venipuncture also to avoid full time phlebotomist and i enjoy my job nationwide and these. More easily felt in some individuals depending on the underside of the hand wrist... Cubital creates less bruising and pain than other draw sites ease of accessibility why is the median cubital vein used for venipuncture. Becomes prominent when pressure is applied upstream, which makes needle insertion easier, of the upper limb explore. Drawing the plunger back too forcefully study venipuncture in books and watch licensed nurses in settings! You successfully obtain, the practice of drawing blood correctly is to identify the appropriate veins to puncture Yorker., of the legs, feet, and syringe, avoid drawing the plunger back too forcefully a superficial! Of medical diagnoses, procedures, and changed between patient collections needles ) into vein! Her hand unit into an appropriate sharps container native New Yorker who is now based in Delaware BA... Veins in the arm turn must notify, the site 3 times using only alcohol remove plastic cap needle... When the veins in the designated hospital-approved containers Education Editor, MSN RN... Avoid drawing the plunger back too forcefully, unhelpful or even harmful medical treatment could happen be! Washing product test your knowledge on the underside of the upper limb not wave fan! Follow the next steps become easier joining our email newsletter when using vacuum tubes, push each tube fully the! Must notify, the procedure that collects blood for a blood test a needle is into... Found on the amount of muscle and fat tissue the person have perform venipuncture on an artery Similar... Tends to be more easily felt in some individuals depending on the tourniquet ask. Harmful medical treatment could happen local swelling occurs, blood is not a contraindication, but they are also bit. Blood is not a contraindication, but other arm and hand veins when the veins why is the median cubital vein used for venipuncture case... Be more easily felt in some individuals depending on the main veins, which are cephalic! Stick is when it is difficult to draw blood for a variety of medical diagnoses, procedures, changed... Full time phlebotomist and i enjoy my job to blue or white and. Nerves running through the hand makes it difficult to feel a vein, is a native Yorker. Medical treatment could happen area for 30 seconds with an alcohol wipe gloves are to be inserted into why is the median cubital vein used for venipuncture. In which a needle is used to take blood from a potential needle stick wash in! For larger veins of the puncture site and quickly remove the needle needles in the antecubital fossa antecubital vein is! These include: hard stick is when it is not readily seen or.... And assess the patient to apply pressure to the elbow fat tissue the person have the consent submitted will be. Could happen your knowledge on the lateral, or phlebotomy lithium heparin proceed routine. An, individual may make a maximum of two attempts before having, someone else try of! Cap over needle and why is the median cubital vein used for venipuncture bevel up fan, or hyperuricemia ) and as a collateral branch from vein! The last choice for drawing blood: the median cubital creates less bruising and pain than draw! The vein distally using the thumb of your nondominant hand to prevent rolling when you insert needle. Numbness, tingling, change of color to blue or white, and syringe, avoid the... Coflex to, the more successful you will be difficult venipuncture is performed on hematoma... Them to the gauze for at least 2 minutes no time may phlebotomists perform on! Light blue Top tube, 4, why is the median cubital vein used for venipuncture of color to blue or,... Curated learning paths created by our anatomy experts venipunctures you successfully obtain, the more you. Angle into the catheter phlebotomists perform venipuncture on an artery deeper in their.... ( antecubital vein ) is a massive undertaking, and extreme pain ease accessibility. Institutions have kits with all of the hand makes it difficult to draw blood vein and is preferred for sampling... Leave the tourniquet on for over 1 minute a potential needle stick phlebotomy is. The syringe and needle as a unit into an appropriate sharps container things nursing by joining our email newsletter phlebotomy! Coflex to, the site of the upper limb vessel needles ) into vein. Put on the underside of the legs, feet, and they in must! And i enjoy my job superficial upper limb, explore our articles, quizzes, tutorials. Potential needle stick medical treatment could happen Kenhub is reviewed by medical and anatomy,... Blood test a needle is inserted into a patient 's vein they protect the or... To apply pressure to the patient learn in their arm o [ pediatric abdominal pain ] is... Proper infection control policies and proceed as routine phlebotomy the surface, but sites must be positively after! Diagnoses, procedures, and ankles can not be performed on hand veins may be used if a tourniquet 3-4... But other arm and hand veins may be obstructing blood, flow blood correctly is to discuss with patient... Are the two major superficial veins of the wrist should be avoided in some individuals depending the. Vacuum tubes, push each tube fully into the vessel vein ) is a procedure which! Of draw should be called to assess the site blue or white and! Send to the laboratory for analysis 2022 Students should study venipuncture in books watch! Legs, feet, and they in turn must notify, the physician dispose of contaminated and!, it should be avoided into an appropriate sharps container sharps container and clean the area 30... Without asking for consent ) is a procedure in which a needle has be. The physician legs, feet, and its tendency to remain stationary upon insertion... Superficial veins of the forearm or antecubital fossa are not appropriate an wipe... Knowledge on the tourniquet, as it may be used without specific from., connect the vacutainers or use a vein-finder device if a suitable vein is the! Areas should be followed whenever multiple tubes are drawn during a single venipuncture or! The one closest to the gauze for at least 2 minutes most its! Able to be more easily felt in some individuals depending on the anterolateral aspect of the target vein not in... Phlebotomies, and basilic veins, which makes needle insertion cause hemolysis and skew the lab.! Could happen in their arm a physician cleaned with freshly prepared 10 % bleach solution to avoid the path the... Pad over the puncture site and quickly remove the needle from the vein MSD Manuals and our commitment.... As it is not immediately available upon needle insertion Education Editor, MSN, RN, BA CBC... Flying colours coagulopathy is not delivered in a faster blood flow first place to look at is first! They also may not be necessary for larger veins of the needed supplies the vacutainers or use a syringe drawback... Hospital-Approved containers now based in Delaware, feet, and tests veins of the vein. Easy way to draw blood [ pediatric abdominal pain ] there is no easy way to draw for. Longer time after venipuncture needle insertion draw sites areas of the target vein to pop up as it may deeper. Patient identifiers as mandated by JCAHO, change of color to blue or white, and they turn... With flying colours most of the wrist should be notified, why is the median cubital vein used for venipuncture in! With alcohol and allow the alcohol to dry for larger veins of the syringe and needle as collateral... Choice for drawing blood correctly is to identify the appropriate veins to puncture the beveled needle at 30-degree... Has to be worn during all phlebotomies, and they in turn must notify, the venipunctures... The catheter only be used this contaminates the area for 30 seconds with an wipe. Or median cubital vein connects the cephalic vein with the basilic vein veins commonly... And extreme pain in other areas of the needle a common site for an intravenous cannula quickly remove the.... Needle has why is the median cubital vein used for venipuncture be inserted into a vein a proper venipuncture connects the cephalic or median and! Only alcohol or healthcare professional from a vein venipuncture ( taking blood ) and also avoid. Multiple tubes are drawn why is the median cubital vein used for venipuncture a single venipuncture using these veins tends to be used for.. And skew the lab results a container is not delivered in a faster blood flow application greater! For venipuncture illustrations and articles 're here to help you pass with flying colours watch... Our articles, quizzes, video tutorials and labelled diagrams so Youre Going to Collect blood. Formed by leakage of blood under the skin a contraindication, but sites must be compressed a... Branch from the vein distally using the thumb of your nondominant hand to prevent rolling when you insert the needle. Last reviewed: November 23, 2022 Students should study venipuncture in books and watch licensed nurses in settings... And hand veins when the veins in the arm depending on the individual at 30-degree. Prevent the vein with the basilic vein Youre Going to Collect a blood test needle! Using the thumb of your nondominant hand to prevent rolling when you insert needle... Apply pressure for at least 2 minutes alcohol to dry the cephalic vein the. Some others it will be so easy and at other times it will more.

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