Circuitry for detecting microparticles with a dual methodology

The circuit system for detecting microparticles using a dual-method approach solves the problems of loose circuit structure and severe signal interference in existing technologies, achieving efficient and accurate microparticle detection and meeting the needs of clinical testing for high throughput and rapid results.

CN122409466APending Publication Date: 2026-07-17URIT MEDICAL ELECTRONICS CO LTD
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Patent Information

Application Number
CN202610550753.2
Authority / Receiving Office
CN · China
Patent Type
Applications(China)
Current Assignee / Owner
Filing Date
2026-04-24
Publication Date
2026-07-17

AI Technical Summary

Technical Problem

Existing microparticle detection methods suffer from problems such as loose circuit structure, asynchronous data acquisition, severe signal interference, and high delay in fusion analysis, resulting in insufficient detection accuracy and efficiency, especially in the detection of complex samples where accuracy is limited.

Method used

A circuit system for dual-method detection of microparticles was designed, including a main control module, a data processing module, an image acquisition channel, a fluorescence flow cytometry detection channel, a storage module, and a communication module. It uses a high-speed camera and an infrared laser to excite microparticles to generate three signals, and combines a data fusion algorithm to achieve synchronous processing and efficient transmission of image and fluorescence data.

Benefits of technology

It improves the accuracy and stability of microparticle detection, reduces the false positive rate, meets the clinical testing needs of high throughput and rapid results, supports large-capacity data storage and encryption, has anti-interference capabilities, and is compatible with existing LIS systems.

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Abstract

本发明涉及体外诊断医疗器械技术领域,公开了一种双方法学检测微粒子的电路系统,本发明通过高速图像采集通道获取微粒子的形态特征,通过荧光流式通道获取微粒子的荧光特性,两路数据融合分析可互补单一方法学的缺陷,有效降低误判率;图像数据采用LVDS差分传输,荧光信号经过专用滤波与放大处理,电源模块提供低纹波稳定供电,有效降低环境干扰与信号噪声;采用双FPGA芯片架构,实现数据采集与处理的并行执行,数据处理延迟小于50ms,结合高速通信模块,可满足临床检测中高吞吐量、快速出结果的需求;支持以太网与CAN双通信方式,可便捷接入现有LIS系统,存储模块支持大容量数据存储与加密。
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