Endoscope insertion section and ultrasonic endoscope

By designing a multi-channel medium channel and a through-tube structure in the insertion part of the ultrasonic endoscope, the problem of wire bundle disorder was solved, the sensitivity and imaging quality of the ultrasonic probe were improved, and the reliability and stability of the product were enhanced.

CN122398368APending Publication Date: 2026-07-17SONOSCAPE MEDICAL CORP
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Patent Information

Application Number
CN202610570848.0
Authority / Receiving Office
CN · China
Patent Type
Applications(China)
Current Assignee / Owner
Filing Date
2026-04-27
Publication Date
2026-07-17

AI Technical Summary

Technical Problem

In existing ultrasonic endoscopes, the presence of a three-way connector causes a change in the filling gradient of the implanted material within the insertion tube, which can easily lead to wire bundle disorder, affecting product reliability and lifespan. Furthermore, the wire bundle disorder problem becomes more severe after prolonged use.

Method used

An endoscope insertion section is designed, which uses a head end seat to form a first, second, and third media channel. The first and second tubes pass through the bend and the insertion tube, respectively, and are connected to the media channel to avoid changes in the filling gradient of the implant and ensure the stability of the wire harness.

Benefits of technology

It improves the sensitivity and imaging clarity of the ultrasonic probe, reduces wiring disorder, enhances the reliability and stability of the product, and simplifies the internal space layout.

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Abstract

本发明提供一种内窥镜插入部和超声内窥镜,包括头端座、弯曲部、插入管、第一管和第二管,头端座连接于弯曲部的远端侧,插入管连接于弯曲部的近端侧,头端座上设置有超声探头,超声探头外可拆卸地套设有囊体,头端座围合形成有第一介质通道、第二介质通道和第三介质通道,第一介质通道上具有第一口、第二口和第三口,第一介质通道通过第一口与囊体连通,第二介质通道通过第二口与第一介质通道连通,第三介质通道通过第三口与第一介质通道连通,第一管和第二管贯穿设置在弯曲部和插入管内,第一管与第二介质通道相连通,第二管与第三介质通道相连通。本发明节省头端座内部空间,避免弯曲部和插入管截面上内置物填充梯度变化,保证内置线束稳定性。
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