双功能抗菌和抗凝涂料:协同机制,研究进展和翻译挑战
Yuqi Zhou1, Yuruo Zhang1, Quanjie Lv1
1State Key Lab of Metal Matrix Composites, School of Materials Science and Engineering, Shanghai Jiao Tong University, Shanghai, 200240, China.
Chembiochem : a European journal of chemical biology
|August 14, 2025
概括
新的双重功能涂层提供了结合的抗菌和抗凝固特性,以预防医疗器械中的感染和血栓. 这些先进材料解决了复杂的生物污染挑战,以提高患者安全.
科学领域:
- 生物材料科学 生物材料科学
- 表面化学 表面化学
- 医疗设备工程 医疗设备工程
背景情况:
- 医疗器械上的生物污染,包括细菌粘附和血小板激活,导致感染和血栓栓塞.
- 目前的涂层通常只提供单一的功能 (抗菌或抗凝剂),无法满足复杂的临床需求.
- 协同抗菌-抗凝剂表面对于减轻与血液接触器件相关的风险至关重要.
研究的目的:
- 审查最近在双功能抗菌-抗凝剂涂料的进展.
- 为了分类和讨论这些涂料的机制.
- 确定改善医疗器械涂层的挑战和未来研究方向.
主要方法:
- 涂料被分为四种类型:抗微生物主导,抗凝荷,物理仿生和环境响应.
- 讨论每个类别的设计原则和操作机制.
- 分析持续存在的挑战和未来的研究需求.
主要成果:
- 已经出现了四种不同的双功能涂料类别,每个都有独特的策略来打击生物污染.
- 抗微生物主导的涂料结合了杀菌和防的特性.
- 带有抗凝剂的涂层将持续释放剂与抗菌成分相结合.
- 物理仿生涂层使用表面地形和化学物质来防止粘附和激活.
- 响应环境的涂层提供了动态的,刺激触发的功能.
结论:
- 双功能涂料在解决医疗器械上的生物污染方面取得了重大进展.
- 需要进一步的研究来优化接口功能化,增强协同效应,提高动态适应性.
- 这些进展有望减少使用接触血液的医疗器械的患者感染和血栓栓塞事件.
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