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【中国新闻网】科研团队开发柔性磁定位贴片系统 助微创手术“精准导航”
Zhong Guo Xin Wen Wang· 2026-02-05 02:45
Core Insights - A collaborative research team from Shenzhen Institute of Advanced Technology and Zhejiang University has developed a flexible magnetic positioning patch system that offers high precision and real-time tracking for medical devices in minimally invasive surgeries [1][2]. Group 1: Technology Development - The research team created a customizable, attachable flexible magnetic positioning patch based on flexible printed circuit boards, which is lightweight and can be designed in various shapes and sizes to meet specific needs [2]. - The developed dual-stage positioning algorithm functions similarly to satellite navigation systems, first determining the patch's position in a global coordinate system and then using it as a local reference for locating small magnetic targets within the body [2]. Group 2: Application and Validation - Systematic validation of the magnetic positioning method showed high precision in specific locations during simulated brain artery interventions and ERCP guidewire placement experiments [3]. - Successful continuous tracking of guidewires in the femoral artery of pigs and the collection of gastrointestinal motility signal parameters in New Zealand rabbits demonstrated the method's stability and versatility across various clinical scenarios [3].