基于逻辑回归的医疗设备不良事件风险分级模型及其应用

CN116628590BActive Publication Date: 2026-07-17山东省立第三医院
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Patent Information

Authority / Receiving Office
CN · China
Patent Type
Patents(China)
Current Assignee / Owner
山东省立第三医院
Filing Date
2023-05-23
Publication Date
2026-07-17

AI Technical Summary

Technical Problem

Current technologies for assessing the risk level of adverse events from medical devices lack scientific and objective data support, making it impossible to achieve automatic grading. This results in significant biases in the evaluation results and an inability to quickly and accurately identify high-risk signals.

Method used

A risk grading model for adverse events of medical devices based on logistic regression is adopted. By acquiring and processing adverse event report information of medical devices, extracting key parameters, constructing a dataset of risk level influencing factors, and using the logistic regression model for risk grading, automatic classification is achieved.

Benefits of technology

It provides an interpretable, objective, and unified risk level assessment model, which improves the accuracy and efficiency of adverse event monitoring for medical devices, can quickly identify high-risk signals, and reduces reliance on the technical skills of monitoring personnel.

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Abstract

本发明公开了一种基于逻辑回归的医疗设备不良事件风险分级模型及其应用,通过设置包括不良事件报告信息获取模块、参数提取模块、模型构建和参数代入模块的风险分级模型构建系统,对医疗设备不良事件风险等级进行自动分类;对获取的医疗设备不良事件报告信息进行分类整理,提取报告主要参数,形成不良事件风险等级影响因素数据集,并代入基于逻辑回归的医疗设备不良事件风险分级模型,通过对数据集进行处理,判断医疗设备不良事件的风险程度,为风险等级评估提供了可解释的、客观的、统一的、基于数据的可操作的模型,实现了不良事件风险等级的自动分级,有助于迅速、准确地锁定高风险医疗设备不良事件风险信号,提高了医疗设备不良事件监测能力。
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