Vacuum blood collection is often used in hospitals. Moreover, vacuum blood collection vessels come in various colors according to their different functions. Black pipes, gray pipes, basket pipes, red pipes, yellow pipes, green pipes, and so on. Why are there so many colors of vacuum blood collection tubes? What tests are various colored blood collection tubes used for? The manufacturer of vacuum blood collection tubes will tell you the corresponding examinations for various colors of blood collection tubes. 1. The vacuum blood collection tube of red tube is used for detection of serum biochemistry, electrolyte, thyroid function, drug detection, AIDS virus detection, tumor marker detection, serum immunology detection, etc.

When vacuum blood collection is performed, the probability of subcutaneous hematoma increases due to the patient's unclear blood vessels, improper or inexperienced nursing techniques, poor coagulation function of the patient, or improper pressing methods. The material of some vacuum blood collection plugs is soft rubber, which can easily harm nurses during the process of connecting vacuum blood collection vessels to blood collection needles. Nurses may also be injured when checking for air leakage from the blood collection needle due to its rear end passing through an elastic protective cap. Insufficient or excessive blood collection, if there is a lack of vacuum or insufficient vacuum in the vacuum collection vessel, coupled with the slant of the blood collection needle tightly adhering to the vessel wall, can cause the patient's blood volume to be in a serious state of deficiency. Excessive blood collection is caused by excessive vacuum inside the vacuum collection vessel.