Injection Device
Syringes can also call Disposable Medical Supplies, Disposable Syringe With Needle and Plastic Needle Tube such as some scientific instruments in chromatography to inject through the rubber septum. Injecting gas into a blood vessel will cause an air embolism. The way to remove air from the syringe to avoid embolism is to turn the syringe upside down, tap it lightly, and squeeze out a little bit of fluid before injecting into the bloodstream.
In some cases where accuracy is not the primary concern of germs, such as quantitative chemical analysis, glass syringes are still used due to the small error of the glass syringe and the smooth movement of the push rod.
You can also inject some of the juices into meat with a syringe to improve taste and texture while cooking, or into pastries when baking. Syringes can also fill ink cartridges with ink.
Injection Device,Intravenous Infusion Set,Iv Infusion Sets,Blood Pressure Monitor Haloxylon Ammodendron Medical Equipment Co., Ltd. , https://www.halowheelchair.com
Preservation and Processing of Chinese Herbal Medicine Slices
Slices of Chinese herbal medicines exposed to the air are easily contaminated by microorganisms and contaminants and decay. Now a method for extending the preservation period of Chinese herbal medicines is described as follows: Material selection and cleaning. Select fresh, non-perishable Chinese herbal medicines, clean them with deionized water or sterilizing water, and drain the surface water. 2. slice. According to the texture and function of the medicinal materials, the medicinal materials to be sliced ​​can be cut into thin slices, medium slices, thick slices, segments, blocks or silks. 3. Prepare fresh-keeping solution. Preservation liquid formula: 0.1% citric acid, 0.05% inositol hexaphosphate compound solution, 0.1% sodium benzoate, 0.02% sodium metabisulfite, 1%-2% sodium chloride, white sugar The amount is more than deionized water. The above-mentioned several kinds of raw materials are mixed and mixed evenly according to the formula proportion to obtain a fresh-keeping solution. 4. package. Slice the sliced ​​Chinese herbal medicines into a heat-resistant plastic packaging bag with a prepared fresh-keeping liquid and vacuum seal them. 5. Sterilization. Slice the packaged Chinese herbal medicines together with plastic bags in 100°C water, boil or steam for 12 minutes - 17 minutes, then quickly put into cold water and cool to below 40°C, remove and drain the water, store in a cool and dry place. Department. The freshness preservation period of traditional Chinese medicinal materials preserved by this method can reach 4 months or more, which is 4 to 5 times longer than the preservation period of traditional Chinese medicines that are not preserved under the same conditions, and the cost is low, which is very suitable for the use of small and medium medicinal material processing plants and medicinal material suppliers. .