关键词: <, p>, 医用输液器, 医用注射器, 卤化丁基胶塞, 溶血率, 生物安全性<, /p>

Abstract: Abstract: Objective To test the hemolysis of the halogenated butyl rubber stopper for injection，medical injectors and medical infusion sets producing，operating or using in Hebei，in order to evaluate their biological safety．Method According to the national standard，using static in vitro direct contact hemolysis，by the experimental animal rabbit heart blood，the hemolysis ratios of infusion sets for single use，sterile injector for single use and halogenated butyl rubber stopper with injection of 10 batches of sample were tested respectively． ，and analyzed and compared in vitro hemolysis degree of the three categories of products． Result The hemolysis rates of the tested samples ＜ 5%． Conclusion Hemolysis of the tested samples is all in line with the provisions of relevant product standards，show that the three kinds of products have definite biological safety in hemolysis．

Key words: <p>medical infusion set, medical injector, halogenated butyl rubber stopper, hemolysis ratio, biological safety</p>