一种球囊导管组件

By improving the constraint structure of the balloon catheter assembly and adopting an optimized design for the longitudinal connecting rod and radial ring, the problem of constraint structure breakage during expansion or contraction was solved, thus improving the safety and reliability of the balloon.

CN115666703BActive Publication Date: 2026-07-17KOSSEL MEDTECH (SUZHOU) CO LTD

Patent Information

Authority / Receiving Office
CN · China
Patent Type
Patents(China)
Current Assignee / Owner
KOSSEL MEDTECH (SUZHOU) CO LTD
Filing Date
2021-11-17
Publication Date
2026-07-17

AI Technical Summary

Technical Problem

The constraint structure of existing balloon catheter assemblies is prone to breakage during expansion or contraction, leading to balloon damage or harm to the patient.

Method used

A balloon catheter assembly was designed, employing a constraint structure comprising at least two longitudinal connecting rods and a radial ring connected thereto. The connecting segments consist of a first arc segment, a middle segment, and a second arc segment. The radius of curvature and angle are optimized to prevent breakage, and the middle segment is a straight segment to ensure uniform stress distribution.

Benefits of technology

This effectively prevents the balloon from breaking due to excessive stress during expansion or contraction, improving safety and reliability and ensuring the effectiveness of vascular treatment.

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Abstract

一种球囊导管组件(100),包括导管座(110)、球囊(120)以及连接在导管座(110)和球囊(120)之间的导管(130),球囊(120)外面包裹约束结构(140),约束结构(140)包括连接近端(141)、连接远端(142)以及连接在连接近端(141)、连接远端(142)之间的作用段(143),作用段(143)包括至少两根纵向连接杆(1431)以及通过至少两根纵向连接杆(1431)连接的至少两个径向环(1432),径向环(1432)上的每一个连接分段依次连接的包括第一圆弧段、中间段和第二圆弧段。
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