Vectorcardiogram Visualization for Immediate Ablation Feedback
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Solution Overview
Problem
Current systems for interpreting electrocardiogram (ECG) signals during ablation procedures are time-consuming, prone to inter-observer variability, and lack immediate and informative feedback.
Innovation Solution
A system and method that transforms ECG signals into cardiac vectors to generate vectorcardiogram (VCG) images, determines VCG loop distance metrics, detects closed vector loops, and generates graphical visualizations of ablative reactions using a catheter guided through a patient's blood vessels, with a processor and memory to analyze and display the data.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Measurement precision
If manual analysis by trained healthcare professionals is used to interpret ECG signals, then interpretation accuracy can be maintained, but the process becomes time-consuming and subject to inter-observer variability
Solution Approach 1:
The system enables self-service by implementing automated ECG signal interpretation through vectorcardiogram generation and analysis algorithms. The processor automatically transforms ECG signals into VCG images, detects closed vector loops, and determines ablative reactions without requiring manual analysis by healthcare professionals, thereby eliminating inter-observer variability and significantly reducing interpretation time
Solution Approach 2:
The patent replaces the mechanical system of manual visual analysis by healthcare professionals with an automated computational system. The processor uses algorithmic transformation of ECG signals into vectorcardiograms and automated detection of closed loops to substitute human interpretation, maintaining measurement precision while eliminating time loss associated with manual analysis
2Device complexity
If manual analysis methods are used for ECG interpretation, then system complexity remains low, but immediate and informative feedback cannot be provided during procedures
Solution Approach 1:
The system implements real-time feedback by continuously monitoring ECG signals during ablation procedures, automatically generating vectorcardiograms, and providing immediate information about ablative reactions. The processor detects closed vector loops and determines ablative reactions in real-time, giving operators immediate feedback on procedure effectiveness without requiring complex additional hardware
Solution Approach 2:
The system performs preliminary transformation of ECG signals into vectorcardiogram format and establishes detection algorithms before the ablation procedure begins. This preliminary setup enables immediate feedback during the procedure without adding complexity during the actual ablation process, as the computational framework is already in place to process and analyze signals in real-time
3Device complexity
If traditional ECG interpretation methods are used, then equipment requirements remain simple, but inter-observer variability affects measurement consistency
Solution Approach 1:
The automated system eliminates inter-observer variability by replacing human analysis with algorithmic processing. The processor consistently applies the same transformation algorithms and detection criteria to all ECG signals, ensuring measurement consistency without requiring additional equipment complexity. The system serves itself by automatically generating VCG images and detecting closed loops without human intervention
Solution Approach 2:
The system improves measurement consistency by transforming ECG signals into a different parameter representation (vectorcardiograms) that provides more reliable and consistent measurement criteria. By changing from traditional ECG waveform analysis to vectorcardiogram-based closed loop detection, the system achieves higher reliability while maintaining simple equipment requirements
Data Source
AI summary
A system for visualization of vectorcardiograms for ablation procedures, the system including at least a processor and a memory communicatively connected to the at least a processor, the memory containing instructions configuring the at least a processor to receive an input matrix having a plurality of electrocardiogram signals associated with a plurality of time variables, transform the plurality of electrocardiogram signals into a cardiac vector as a function of the input matrix, and determine at least one ablative reaction as a function of the cardiac vector, wherein determining the at least one ablative reaction includes generating a graphical visualization of an X-Y plot, wherein cardiac deviations are plotted along a vertical axis of the X-Y plot and time variables are plotted along a horizontal axis of the X-Y plot.