Liver-vein-type bcs drug balloon treatment efficacy prediction method based on ai image analysis

By integrating multimodal imaging and clinical data into a multi-class logistic regression model, we have achieved accurate prediction of restenosis risk after hepatic vein BCS drug balloon therapy. This solves the problems of low prediction accuracy and poor interpretability in existing technologies, and provides an efficient risk assessment tool to support personalized treatment plans.

CN122417409APending Publication Date: 2026-07-17THE AFFILIATED HOSPITAL OF XUZHOU MEDICAL UNIV +2
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Patent Information

Authority / Receiving Office
CN · China
Patent Type
Applications(China)
Current Assignee / Owner
THE AFFILIATED HOSPITAL OF XUZHOU MEDICAL UNIV
Filing Date
2026-04-24
Publication Date
2026-07-17

AI Technical Summary

Technical Problem

In the current technology, there is a lack of accurate predictive means for evaluating the efficacy of drug balloon therapy for hepatic venous Budd-Chiari syndrome (BCS). Traditional methods are highly subjective and have low predictive accuracy. Furthermore, existing models have many parameters, are difficult to train, and have poor interpretability, which cannot meet clinical needs.

Method used

By integrating multimodal medical imaging data and structured clinical data, and employing an improved multi-class logistic regression model, imaging features and clinical features are extracted to generate a unified feature vector, enabling accurate prediction of restenosis risk after drug-eluting balloon treatment in patients with hepatic vein type BCS.

Benefits of technology

It achieves accurate classification and prediction of restenosis risk, with a classification accuracy of 94.33%, which is significantly better than CNN models. The misclassification rate of each risk level is low, the model is simple and easy to interpret, and it is convenient for clinical application. It provides objective evidence for efficacy evaluation, reduces the occurrence of restenosis, and improves patient prognosis.

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Abstract

本发明公开了基于AI影像分析的肝静脉型BCS药物球囊治疗疗效预测方法,涉及医学影像分析与人工智能预测技术领域,包括:采集肝静脉型BCS待预测患者的多模态医学影像数据并进行预处理;获取待预测患者的结构化临床数据,通过该患者唯一标识将临床数据与预处理后的多模态医学影像数据关联,构建影像‑临床一体化数据集;基于影像‑临床一体化数据集分别提取影像特征和临床特征,并对影像特征和临床特征进行特征选择与融合,生成统一特征向量;将所述统一特征向量输入预先构建并训练好的多分类逻辑回归模型中,输出所述待预测患者的再狭窄风险等级预测结果并通过可视化方式展示。以此实现了对肝静脉型BCS患者药物球囊治疗后再狭窄风险的精准预测。
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