一种外周工作导丝
By optimizing the structure and connection method of the peripheral working guidewire, and adopting an integrated, ground stainless steel tapered core wire and a reverse spiral imaging spring design, the problems of easy bending and breakage of the guidewire tip have been solved, improving the control accuracy and safety of the guidewire and enabling efficient surgical procedures.
CN122057148BActive Publication Date: 2026-07-17HUNAN PUHUI SHENGKANG MEDICAL TECHNOLOGY CO LTD
Patent Information
- Authority / Receiving Office
- CN · China
- Patent Type
- Patents(China)
- Current Assignee / Owner
- HUNAN PUHUI SHENGKANG MEDICAL TECHNOLOGY CO LTD
- Filing Date
- 2026-04-23
- Publication Date
- 2026-07-17
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Figure CN122057148B_ABST
Abstract
本发明公开了一种外周工作导丝，属于医疗器械技术领域，旨在解决现有外周工作导丝操控性差、结构稳定性和易弯折不足的技术问题。该外周工作导丝包括不锈钢锥型芯丝、保护丝、显影弹簧、聚合物护套及亲水涂层；锥型芯丝包括过渡段和柔软段，保护丝与柔软段远端焊接连接，显影弹簧与柔软段远端外表面焊接连接且套设于保护丝外侧，聚合物护套包覆于导丝远端，亲水涂层涂覆于聚合物护套表面。本发明通过各部件的合理布局与结构设计，提升了导丝的操控精度、柔韧性和结构稳定性，减少了导丝头端弯折导致的血管损伤风险，适配外周狭窄或闭塞病变血管的介入手术需求，具有良好的临床应用价值。
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