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[The computerized display of epicardial mapping (author's transl)]
Journal of Cardiography
|March 1, 1981
Summary
This study introduces a new microcomputer system for epicardial mapping to treat cardiac arrhythmia. The Wi method provides more accurate transmission time extraction for improved surgical planning.
Area of Science:
- Cardiology
- Biomedical Engineering
- Medical Imaging
Context:
- Epicardial mapping is crucial for surgically treating drug-resistant cardiac arrhythmias.
- The procedure involves recording heart potentials, extracting excitation transmission time, and displaying epicardial maps.
- Current methods for extraction can be complex and time-consuming.
Purpose:
- To develop and evaluate a novel microcomputer-based system for simplifying epicardial mapping.
- To compare the accuracy of two automated methods (D method and Wi method) for extracting excitation transmission time against manual operation.
- To enable a simplified and color-graphic display of epicardial mapping.
Summary:
- A new microcomputer system was developed to streamline epicardial mapping for cardiac arrhythmia treatment.
- Two automated methods, the D method and the Wi method, were employed for extracting excitation transmission time.
- The Wi method, specifically Wi (i=2), demonstrated the most accurate results for transmission time, yielding similar epicardial excitation maps compared to the D method and manual approaches.
Impact:
- The developed system simplifies the extraction of excitation transmission time, a critical parameter in epicardial mapping.
- The Wi method offers a more precise approach to determining transmission times, potentially improving surgical outcomes.
- The system's color-graphic display enhances the visualization of epicardial maps, aiding surgical decision-making and patient care.