1. Remove the protective cover and puncture the blood vessel according to the aseptic operation specification. The recommended puncture angle is 15°~30°. After seeing the blood return at the needle seat, the puncture is successful. Then pull out the needle tube and leave the catheter in the blood vessel.
2. Connect the cone of the infusion set to the tube body, and fix the tube body to the human body with medical tape, and then the infusion can be done.
3. After the infusion, if you want to keep it in the human body for another infusion, you should inject some anticoagulant into the catheter line, and cover the mouth of the tube with a protective cap. Remove the protective cap when you next infusion and follow step 2 again. Go ahead.
4. When this product is used, it is found that the patient's infusion site is swollen, which means that the infusion has not entered the blood vessel, and the standard puncture should be performed according to the aseptic operation and steps 1 and 2.
5. A three-way cone can also be connected to the tube body, which should be prepared by the user according to clinical needs.