Automatic electrocardiogram analysis method and device based on artificial intelligence self-learning

An automatic analysis and artificial intelligence technology, applied in the field of artificial intelligence data analysis, can solve the problems that the types of heart rhythm events that cannot be reflected and recognized are not perfect, and there is no explanation, so as to achieve the effect of improving the accuracy rate

Active Publication Date: 2018-03-27
SHANGHAI LEPU CLOUDMED CO LTD
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AI Technical Summary

Problems solved by technology

However, this method has some problems that need to be further solved: (a) the types of cardiac rhythm events identified are not perfect, and it does not specifically deal with low voltage, asystole, etc.; (b) the model is trained for single-lead Holter, but the actual In use, there are a large number of multi-lead ECG examinations, especially the standard 12-lead, 3-lead equipment commonly used in dynamic ECG, multi-lead analysis can more comprehensively and correctly analyze arrhythmia, conduction block and locate ST These functions cannot be reflected in single-lead model analysis; (c) Although this method considers noise, it only treats noise as a special cardiac rhythm event, which is not in line with medical laws. Analyze and identify the nature of the noise to eliminate the impact of the noise on the subsequent analysis; (d) This method does not have the ability to automatically generate reports, especially after analyzing all digital signals, automatically intercept the most typical and best signal quality fragments Generate an image report; (e) In addition, this method does not explain how to apply it to the whole process of 8-30 seconds static ECG analysis and 24-hour dynamic ECG analysis, and combine with existing technologies to improve the overall performance of clinical analysts. Work quality and efficiency, and these are the most common and urgent needs in ECG analysis

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Embodiment Construction

[0051] The technical solutions of the present invention will be described in further detail below with reference to the accompanying drawings and embodiments.

[0052] In order to facilitate the understanding of the technical solution of the present invention, firstly, the basic principles of the artificial intelligence model, especially the convolutional neural network model are introduced.

[0053] The artificial intelligence convolutional neural network (CNN) model is a supervised learning method in deep learning. It is a multi-level network (hidden layer) connection structure that simulates a neural network. The input signal passes through each hidden layer in turn, and a A series of complex mathematical processing (Convolution convolution, Pooling pooling, Regularization regularization, prevention of overfitting, Dropout temporary discarding, Activation activation, generally using Relu activation function), automatically abstract some features of the object to be recognize...

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Abstract

An embodiment of the invention relates to an automatic electrocardiogram analysis method and device based on artificial intelligence self-learning. The method includes: preprocessing data, detecting heart beat features, performing interference signal detection and heart beat classification based on a deep learning method, combining signal quality evaluation and leading, performing heart beat checking, performing analytical calculation of electrocardiogram events and parameters, and automatically outputting report data. The automatic electrocardiogram analysis method has the advantages that anintegral fast flow is achieved, the modification information of an automatic analysis result can be recorded, the modified data can be collected and fed back to a deep learning model to continue training, and the accuracy of the automatic electrocardiogram analysis method can be constantly improved.

Description

technical field [0001] The invention relates to the technical field of artificial intelligence data analysis, in particular to an automatic electrocardiogram analysis method and device based on artificial intelligence self-learning. Background technique [0002] In 1908, Einthoven began to use electrocardiography (ECG) to monitor the electrophysiological activity of the heart. At present, non-invasive electrocardiography has become one of the important methods for the diagnosis and screening of heart diseases in the clinical cardiovascular field. According to the clinical application, electrocardiogram can be divided into several categories: static electrocardiogram, dynamic electrocardiogram, and exercise electrocardiogram. The static electrocardiogram adopts the 12-lead system (standard lead system) invented by Einthoven-Wilson-Goldberger, and records the electrocardiogram signal for 8-30 seconds for analysis. The earliest, most commonly used and most basic diagnostic met...

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Application Information

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Patent Type & Authority Applications(China)
IPC IPC(8): A61B5/0402
CPCA61B5/7225A61B5/7264A61B5/7271A61B5/318A61B5/7267G06N3/08A61B5/316
Inventor 曹君姜艳刘涛臧凯丰胡传言刘畅
Owner SHANGHAI LEPU CLOUDMED CO LTD
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