POCT in medical terms means immediate test, that is, after the collection of patient specimens immediately for analysis, make a diagnosis. POCT is faster and more convenient than traditional tests. Traditional tests waste a lot of time on sample delivery, pre-processing, marker entry, and report distribution, which can delay treatment; POCT is faster because the test results are available immediately. POCT is more convenient because it can be done not only in hospitals but also in doctors’ offices and 120 emergency vehicles, and it is often used for the determination of myoglobin and B-type natriuretic peptide. is important for the diagnosis of acute cardiovascular diseases. In addition, traditional coagulation analysis test equipment has long running time and improper sample delivery can easily affect the results, while POCT has the characteristics of convenience and speed, so it can also be applied to coagulation analysis, and its availability and accuracy have been recognized by professional institutions.