一种4D超声的质量控制方法、设备及程序产品

By using a quality assessment model and a lightweight convolutional neural network to score and adjust 4D ultrasound data, the problems of unquantified imaging quality and insufficient real-time performance in portable ultrasound imaging are solved. This enables automatic optimization of imaging quality and efficient utilization of hardware resources, thereby enhancing its clinical application value.

CN121904565BActive Publication Date: 2026-07-17THE FIRST AFFILIATED HOSPITAL OF WENZHOU MEDICAL UNIV

Patent Information

Authority / Receiving Office
CN · China
Patent Type
Patents(China)
Current Assignee / Owner
THE FIRST AFFILIATED HOSPITAL OF WENZHOU MEDICAL UNIV
Filing Date
2026-03-26
Publication Date
2026-07-17

AI Technical Summary

Technical Problem

Existing portable ultrasound imaging technology lacks imaging quality control, resulting in the absence of quantitative standards for imaging quality, invalid data consuming hardware resources, and the lack of quality feedback mechanisms, which affects its clinical application value and real-time performance.

Method used

A quality assessment model is used to score and classify 4D ultrasound data streams. Imaging parameters are automatically adjusted or a rescan is prompted through gating quality judgment. Feature extraction and quality assessment are performed by combining a lightweight convolutional neural network with self-supervised pre-training and supervised fine-tuning.

Benefits of technology

It enables quantitative assessment and automatic optimization of 4D ultrasound imaging quality, improves the accuracy and real-time performance of imaging quality, reduces hardware resource consumption, and enhances clinical examination efficiency and diagnostic accuracy.

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Abstract

本申请涉及智能医疗领域,具体涉及一种4D超声的质量控制方法、设备及程序产品。包括获取4D超声的数据流;将所述数据流输至质量评估模型中进行质量评分得到质量评分及等级分类结果;所述质量评估模型包括输入适配模块、特征编码模块、质量回归模块,数据流通过所述输入适配模块进行数据预处理后输至特征编码模块,特征编码模块包括N个卷积块、全局平均池化层,通过N个卷积块进行编码后通过全局平均池化层输出得到质量核心特征,所述质量核心特征输至质量回归模块中,通过K层全连接层进行特征压缩和评分,输出质量评分及等级分类结果,N,K为大于1的自然数。本申请具有很好的临床价值。
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