多点式脉象传感器的脉象采集方法

By using multi-point pulse sensor acquisition and baseline correction, combined with visual positioning and infrared imaging, the problem of inaccurate positioning and misdiagnosis in existing pulse diagnosis instruments has been solved, achieving high-precision pulse acquisition and reproduction.

CN117204826BActive Publication Date: 2026-07-17SHENYANG TIANRENHEYI TECH CO LTD

Patent Information

Authority / Receiving Office
CN · China
Patent Type
Patents(China)
Current Assignee / Owner
SHENYANG TIANRENHEYI TECH CO LTD
Filing Date
2023-07-19
Publication Date
2026-07-17

AI Technical Summary

Technical Problem

Existing pulse diagnosis instruments have difficulty accurately locating the radial artery, resulting in a high misdiagnosis rate when collecting data at a single point. Furthermore, single-point reproduction cannot fully reflect the amplitude changes of the pulse signal, affecting the accuracy of diagnosis.

Method used

A multi-point pulse sensor is used to collect the original pulse curves at each point through an array of sensors, determine the direction and fluctuation period of the pulse curves, use a sliding window for baseline correction, and combine visualization positioning and infrared imaging to realize multi-point reproduction of simulated clinical pulse taking techniques.

Benefits of technology

It improves the accuracy of radial artery localization and the precision of pulse reproduction, reduces misdiagnosis, simulates clinical pulse-taking techniques, and improves the diagnostic accuracy of the pulse diagnosis instrument.

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Abstract

一种多点式脉象传感器的脉象采集方法,其技术要点是,包括以下步骤:步骤K1,通过阵列传感器获得各采集点的原始脉图曲线;步骤K2,确定各脉图曲线的方向;步骤K3,确定各脉图曲线的波动周期Ti:步骤K4,确定滑动窗口时长Twin;步骤K5,周期性确定各脉图曲线的基线,将各正向 / 反向脉图曲线的Ti同步为统一后的脉象周期Tk;步骤K6,输出基线校正后的脉图曲线:以窗口起始点Ts‑脉象周期Tk‑1作为实时输出时段,输出间隔为1次 / s,最终获得校正后的各采集点的脉图曲线集合。通过获取基准线和脉象周期的方式校准各脉图曲线,使其在数据存储和复现时保持同步。
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