Secret: a safe vaccine "cold chain" process – the vaccine – the pharmaceutical industries
Shanxi vaccination of children due to disease, disability incident has aroused widespread concern. 22 afternoon, the Shanxi provincial government informed acknowledged vaccine companies involved have not gone through rigorous bidding process. Some media also pointed out that the company's labeling process is completely at room temperature, so the vaccine produced this high temperature exposure.
A vaccine is how to transport stored? What one needs to satisfy the procedures, conditions? Journalists visited Beijing's vaccine manufacturers and hospitals.
Medical refrigerator keep vaccines 3 19 9, Maternal and Child Health Hospital, Chaoyang vaccination room, doctors removed a vaccine in the refrigerator, ripped a one-time syringes, needles headlong into the bottle out of the vaccine, the needle just touched the arm of young children, burst of then came the cries, the whole administration process less than two minutes.
Them the four injection room refrigerator, refrigerator top of a red flashing numbers, display refrigerator temperature is 4.9 . Refrigerator is divided into four, place the different types of vaccines, where the glass door near the refrigerator close to the type of paper marked vaccine, hepatitis B, chicken pox … … neatly placed back in the paper.
"If the power, put into a chilled vaccine, first placed on ice floe in the pack bottom, to ensure the temperature inside is about 6 . If the power is a long time, then the hospital would find a large refrigerator storage." Doctors said.
According to reports, CDC established the release of the vaccine "cold chain" mechanism, the vaccine vehicles will be transported to the various vaccination vaccine points, then the vaccine will soon be transferred to medical refrigerator storage, and records of the vaccine Each movement of a vaccine will be tight "tracking." "As long as the vaccine is a regular means of coming from the state to ensure that cold chain transport, intermediate storage, the inoculation of the problem does not occur, is rare in the Adverse reactions Of. "
Cold chain? Is this what kind of process? This was the birth of the vaccine starting from the back.
Had two physical wear three special coat
Located in Haidian District, Beijing Sinovac Biotech Company Limited closed operating rooms, after the three high-pressure steam injection water and repeated washing and drying temperatures 350 after sterilization, filling small bottles lined up to enter shop , a white Geli Fu staff sat in line before the injection of the vaccine through the protective lens fixed on the bottle. Filling process must be conducted in a clean shop, and their movements are very light, very little walking, to avoid the zone from the dust. Plus Stopper And caps, the vaccines were quarantined with the outside world.
Vaccine pipeline will be sent packing after filling plant, seven different camera angles, under different background light to take photographs of the vaccine compared to ensure that vials of the vaccine is not mixed with impurities, and the accuracy of loading dose and installation of flat caps. Vial was labeled with a production date printed on the label and production batch number, 10 bottles of vaccine together with a prospectus with detailed information to be put into a box. "Every box is also printed on a Electronic Regulatory code, which is the ID number of the vaccine. Box when the vaccine is produced, and later was sent to where, and through this number can be traced back soon. "
Beijing Sinovac Biotech Co., Ltd. Corporate Development Liu Peicheng introduced in the next two or three weeks, the vaccine has to go through two related evaluation: manufacturers and China Drugs Biological Products will be randomly selected part of the whole package of vaccine have been completed to conduct rigorous "examination" to reach the state-approved standards, Pharmaceutical and Biological Products for every batch of vaccine will be awarded a certificate, this time vaccine was allowed to put into use.
-Packing is no longer a closed space, the staff began to put on the vaccine, "coat", they quickly put the five boxes, chilled in chilled 4 a group of silver into a dark box, and finally silver foil box and then placed into a high-density foam box.
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