Electrocoagulation guidewire

By designing a streamlined tapered section of the electrocoagulation guidewire to pass through the dense mesh stent to form an electrical circuit, the problem of recurrence after aneurysm treatment with the dense mesh stent was solved, and the effect of reducing stenosis of the parent artery and aneurysm occlusion was achieved.

CN122398448APending Publication Date: 2026-07-17XUANWU HOSPITAL OF CAPITAL UNIV OF MEDICAL SCI
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Patent Information

Authority / Receiving Office
CN · China
Patent Type
Applications(China)
Current Assignee / Owner
Filing Date
2026-06-05
Publication Date
2026-07-17

AI Technical Summary

Technical Problem

In existing technologies, when aneurysms recur within the aneurysm or are not completely occluded after treatment with a dense mesh stent, the risk of stenosis in the parent artery increases with secondary intervention using a dense mesh stent.

Method used

Design an electrocoagulation guidewire, including a streamlined tapered section and a body section, wherein the distal diameter of the streamlined tapered section is smaller than the proximal diameter, and it is configured to pass through a dense mesh stent and form an electrical circuit with blood and power source to form a thrombus occlusion aneurysm.

Benefits of technology

It reduces the risk of stenosis of the parent artery caused by secondary intervention with dense network stents, promotes healing and reduces recurrence by thrombotic occlusion of aneurysms.

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Abstract

本申请提供一种电凝导丝。上述的电凝导丝包括流线锥形部和本体部。流线锥形部连接于本体部的远端,流线锥形部的远端的直径小于流线锥形部近端的直径。流线锥形部被配置为穿过密网支架并通过血液与电源形成电回路。上述的电凝导丝用于密网支架治疗动脉瘤后二次干预,可以促进愈合,减少复发,起到二次治疗,减少狭窄的效果。
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