acquisition needle

Usage of disposable venous collection needle (hard connection 21g)

1) Unscrew the protective sleeve at the puncture needle end of the pipe plug.

2) Screw the plug puncture needle into the needle holder / sleeve and tighten.

3) Select the appropriate vein, fasten the pulse pressing belt for the patient, and disinfect the puncture site (do not touch the area with your hands after disinfection).

4) Let the patient's arm hang down (the upper arm and forearm are in a straight line), remove the sheath of blood collection needle venipuncture needle, and puncture after the disinfectant is dried naturally.

5) Hold the tail of the blood collection vessel with your thumb and push the blood collection vessel into the needle holder / sleeve to make the blood collection needle pierce through the rubber plug (pay attention to keep the needle tube stabbed evenly from the center of the rubber plug to prevent the stabbing from skewing). When you see the blood flowing into the tube, loosen the pulse pressing belt:

6) When the blood flow stops after the first tube is collected, pull the tube out of the needle holder. When multi tube collection is required, continue the collection according to the recommended blood collection sequence;

7) Immediately after blood collection, turn it upside down 180 degrees according to the recommended times and shake it gently to fully mix the additive and blood sample:

8) When a branch of blood stops flowing into the tube, pull out the tube immediately, and then pull out the blood sampling needle from the vein. Press the puncture site with a sterilized cotton swab and hold it for 10 minutes until the blood stops flowing out:

9) Discard the used blood collection needles in the medical waste collector and prohibit reuse.