Direction for Use
1Select the blood vessel, routinely disinfect, remove the cap, tie the tourniquet, and perform puncture.
2After seeing the blood return, loosen the tourniquet.
3Free your hand and pierce the other end of the lancet directly into the rubber stopper at the mouth of the specimen.
4Under the action of negative pressure, blood is drawn into the blood collection tube.
5When the blood stops flowing, first pull out the needle that punctures the blood vessel, and then pull out the needle at the mouth of the tube.
6Ask the patient to press for 5 minutes without rubbing.
7The blood specimen library was slowly adjusted to shake 6 times, and the operation was completed.
Frequently Asked Questions (FAQ)
Q1: What is the primary use of a butterfly blood collection needle?
A: It is designed for venipuncture to collect blood samples from patients, specifically useful for difficult veins due to its flexible tubing and stable wings.
Q2: Is the safety blood collection needle latex-free?
A: Yes, our needles are non-toxic, non-pyrogenic, and 100% latex-free to prevent allergic reactions.
Q3: How does the safety retractable feature work?
A: After the blood collection is complete, the needle can be retracted and locked, ensuring it cannot be reused and protecting healthcare workers from accidental needle sticks.
Q4: What needle sizes (gauges) are available?
A: We offer a wide range of sizes including 19G, 20G, 21G, 22G, 23G, 24G, 25G, and 27G to suit different clinical needs.
Q5: What is the shelf life of these sterile needles?
A: The quality guarantee period for our disposable safety blood collection needles is 3 years from the date of sterilization.
Q6: Can the blood flow be monitored during the procedure?
A: Yes, the soft and transparent PVC tubing allows medical professionals to clearly observe the venous blood flow immediately after puncture.