节点：中游（冶炼、中间品）位置：中游情绪：利好参考度：4/10
近期，中科益安医疗科技（北京）股份有限公司与中国科学院金属研究所合作，开发出全球首款高氮无镍不锈钢心血管支架产品。2025年7月，该产品获中国国家药品监督管理局颁发的医疗器械注册证。
针对临床痛点，金属所研究团队采用“以氮代镍”策略，研发出高氮无镍医用奥氏体不锈钢新材料。这种材料氮含量超0.8%，性能达国际先进水平。因不添加镍，它生...
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这支架这么牛，那价格会不会很贵呀？