A stent

By covering the stent body with a membrane and using a purse-string suture structure to cover the port, the problem of damage caused by exposed stent ends is solved, and the safe transport and deployment of the stent is achieved.

CN122376306APending Publication Date: 2026-07-14THE FIRST MEDICAL CENT CHINESE PLA GENERAL HOSPITAL
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Patent Information

Authority / Receiving Office
CN · China
Patent Type
Applications(China)
Current Assignee / Owner
THE FIRST MEDICAL CENT CHINESE PLA GENERAL HOSPITAL
Filing Date
2026-06-16
Publication Date
2026-07-14

AI Technical Summary

Technical Problem

In existing stent structures, the two ends of the mesh stent are exposed on the outside of the covering membrane, which can easily damage organs and blood vessels.

Method used

Design a scaffold, including a scaffold body and a covering film, the covering film being sleeved on the scaffold body and the ports of the scaffold body being covered by a purse-string stitch structure to prevent exposure.

Benefits of technology

The lining covers the port of the stent body through a purse-string suture structure, preventing damage to organs and blood vessels, facilitating the installation and removal of the purse-string suture structure, and improving applicability, stability and reliability.

✦ Generated by Eureka AI based on patent content.

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Abstract

The application provides a stent, comprising a stent body and a coating film, the coating film is sleeved on the stent body, and the coating film completely covers the side wall of the stent body.
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