Blood pollution problem exists for online rebellion Beijing, the Beijing Red Cross Blood Center Director Liu Jiang on the 25th in response to blood transfer bag is a must, due to the blood bag and placed in cold storage to save the blood bag is not a down bags must be carried out, all the operation in confined circumstances, and in full compliance with the specification, there is no contaminated with blood or blood such as the failure.
Previously, a netizen posted rebellion, nearly 900 bags have been repeatedly bagging and frozen time limit blood was frozen for nearly a year, now half rounds to some of the Clinical Hospital. The Post also posted a handful of Beijing Red Cross Blood Center for the rise of the blood flow information tracking picture.
For this, the director of the Beijing Red Cross Blood Center, said Liu Jiang, the \"shelf life\" in order to extend the blood, since last year, Beijing has been applied to the rare RH negative blood type to save the ultra-low temperature freezing red blood cells used in the common blood type. This means was only 35 days shelf life of blood, will be able to ultra-low temperatures of minus 80 degrees Celsius, frozen storage shelf life of up to 10 years. At present, the cold storage of 2381 units (1 unit is equal to 200ml) of blood, and are gradually put to use.
Liu Jiang, the freezing process of the blood is the first whole blood separation process, stored in the environment of minus 80 degrees Celsius, when used at 37 ° C water to thaw. At present, the technology to deal with frozen blood, no problem. Blood bag transfer must be a process, need to wash after the blood freezing process, must be bagged transfer from blood to frozen, transfer the process to undergo a rigorous security, there is no pollution problem.
He also introduced the current blood bags generally have two labels, a blood bag manufacturers labeled blood bags is valid, and the other is the label of the blood center, marked the validity of the blood. Bag shelf life is two years, in accordance with the relevant provisions of the country, as long as the deadline enable the bag collecting blood is safe in the bag.






























