A self-response detection parameter optimization method for an implantable electrical stimulation device
By constructing a three-dimensional voxel model and generating transient admittance streamlines in an implantable electrical stimulation device, the problem of impedance change information not being integrated in existing technologies is solved, enabling real-time identification and parameter optimization of tissue impedance, and improving detection sensitivity and adjustment accuracy.
CN122399239APending Publication Date: 2026-07-17THE FIRST MEDICAL CENT CHINESE PLA GENERAL HOSPITAL
Patent Information
- Authority / Receiving Office
- CN · China
- Patent Type
- Applications(China)
- Current Assignee / Owner
- THE FIRST MEDICAL CENT CHINESE PLA GENERAL HOSPITAL
- Filing Date
- 2026-04-17
- Publication Date
- 2026-07-17
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Figure CN122399239A_ABST
Abstract
本发明涉及植入电刺激调控技术领域，具体为一种用于植入式电刺激装置的自响应检测参数优化方法，包括：获取装置预设工作周期内电极组织界面的电压响应与电流刺激波形数据，将自响应检测数据导入生物电导抗场域完成空间映射，构建匹配组织阻抗分布的三维体素模型，在体素节点间生成瞬态导纳流线。监测瞬态导纳流线传播路径长度，连续周期增长时提取对应波形片段与体素区域形成组织阻抗变化特征包，通过导纳场强反馈调优器输出脉冲宽度与刺激强度调整指令。该方法可直观表征组织阻抗空间分布及传播特性，精准捕捉阻抗渐变状态，让参数调整贴合组织阻抗实时变化。
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