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The classification of vacuum blood collection tubes and the meaning of different color test tube caps
The classification of vacuum blood collection tubes and the meaning of different color test tube caps 1. (Ordinary Serum Tube) – Red cap, no additives in the blood collection tube, used for routine serum biochemistry, blood bank and serology related tests. 2. (Rapid Serum Tube) – oran...Read more -
Classification of vacuum blood collection tubes, principle and function of additives
Classification of vacuum blood collection tubes, principle and function of additives The vacuum blood collection device consists of three parts: a vacuum blood collection tube, a blood collection needle (including a straight needle and a scalp blood collection needle), and a needle holder. The va...Read more -
The principle of vacuum blood collection tube
The principle of vacuum blood collection tube The principle of the vacuum blood collection tube is to pre-pump the blood collection tube with the head cover to different degrees of vacuum, and use its negative pressure to automatically and quantitatively collect venous blood samples. Human venous...Read more -
Serum collection method and precautions
Serum collection method and precautions Serum: Sample size requirements: GC-MS, LC-MS experiments 200 µL/sample per platform. NMR experiments 500 µL/sample. If you do multiple platforms, in order to avoid repeated freezing and thawing, be sure to send them in separate packages. Sample collection ...Read more -
What are the precautions for venous blood collection?
What are the precautions for venous blood collection? Before venous blood collection, it is necessary to select a suitable vein for puncture, try to ensure a successful one-time puncture, and carry out strict disinfection near the puncture point, pay attention to the entire process of aseptic ope...Read more -
Blood collection tubes corresponding to the inspection items:
Blood collection tubes corresponding to the inspection items 1. Blood glucose and glucose tolerance test Yellow cap blood collection tube 2. Biochemical test Green cap blood collection tube 3. PT, APTT, FIB, coagulation factor Blue cap blood collection tube 4. Blood routine Purple...Read more -
Blood collection steps
Blood collection steps Check the test sheet, ask the medical history, check whether the patient’s name, gender, age and other items on the test sheet are consistent with the patient. Patient examination requires fasting blood test items. Ask the patient whether there is no energy intake wit...Read more -
Reasons and countermeasures for unqualified clinical specimens
Reasons and countermeasures for unqualified clinical specimens According to statistics, the unqualified specimens of blood cell analyzers account for about 4.54% in clinical practice. The direct harm caused by unqualified specimens is: unqualified specimens – reporting errors – mislea...Read more -
Analysis on the Quality Control of Blood Viscosity Measurement
Analysis on the Quality Control of Blood Viscosity Measurement 1. The preparation of subjects and the collection of blood samples are complicated due to many factors affecting blood viscosity. Therefore, before collecting blood samples, subjects are required to pay attention to daily life, diet, ...Read more -
Analysis of Influencing Factors of Hepatitis B Two-and-a-half Detection
Analysis of Influencing Factors of Hepatitis B Two-and-a-half Detection The impact of sample collection and processing 1.1 The specimen is strictly hemolyzed and the serum mixed with red blood cells is easy to precipitate or adhere to the polyethylene hole and is not easy to wash. The hemoglobin ...Read more -
The use of different blood collection tubes
The use of different blood collection tubes The negative pressure of the vacuum tube is used to automatically flow the blood into the test tube. Since blood is collected in a completely closed state, blood contamination can be avoided, which is beneficial to the transport and preservation of spec...Read more -
Recommendations for collection and processing of blood samples
Recommendations for collection and processing of blood samples The measurement of hemorheological index is more complicated, it is a comprehensive expression of blood composition and its properties. The detection of blood rheology is different from other test items, and the accuracy of the test r...Read more
