Instructions for the use of vacuum blood collection tubes

Date:2020-05-21 Browse:1
Core tips:Select the puncture site, warm it as appropriate, and clean it with alcohol, wait for the site to dry, remove the c
Select the puncture site, warm it as appropriate, and clean it with alcohol, wait for the site to dry, remove the cap from the blood collection tube and place it on a convenient (lead-free) surface, the cap can be sleeved on the bottom of the blood collection tube, Use an appropriate blood collection device to puncture the skin, discard the blood collection device into an approved sharps container, wipe away the first drop的血用纱布,一次性血液sample collection container so that it is 30 ° ~ 45 ° from the surface of the puncture site , Contact the sampling port of the tube to drip blood. After collecting 2 or 3 drops of blood, the blood will flow freely down the tube wall to the bottom of the tube. In addition, "squeezing blood" from the skin puncture site may cause hemolysis and affect the accuracy of the test results. Blood was collected in the blood collection tube to between 250 μL and 500 μL mark on the tube body. Too much or too little blood collection may result in blood clotting or false test results. Replace the cap by twisting and pressing down until you hear a click. Immediately after collection, blood samples were mixed by inverting the blood sample tube at least 10 times. Blood samples should be thoroughly mixed immediately before analysis. It is recommended to perform at least 20 manual inversions.
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