Dynamic electroanatomical mapping

CN122249159APending Publication Date: 2026-06-19BOSTON SCIENTIFIC SCIMED INC

Patent Information

Authority / Receiving Office
CN · China
Patent Type
Applications(China)
Current Assignee / Owner
BOSTON SCIENTIFIC SCIMED INC
Filing Date
2024-09-18
Publication Date
2026-06-19

AI Technical Summary

Technical Problem

Existing electroanatomical mapping techniques struggle to dynamically adjust parameters to adapt to different conditions within the heart when generating three-dimensional electroanatomical maps of the heart, resulting in uneven data collection and impacting mapping accuracy and speed.

Method used

By dynamically adjusting the sampling rate and smoothing process based on catheter context characteristics, a dynamically adjusted 3D representation of the anatomical structure is generated. By utilizing catheter context characteristics such as location, velocity, and orientation, data collection parameters are optimized to adapt to the needs of different cardiac regions.

Benefits of technology

It enables efficient data collection in different cardiac regions, improves mapping accuracy and speed, generates more accurate three-dimensional electroanatomical maps, and supports more precise treatment decisions.

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Abstract

A system for generating an electroanatomical map of a patient's heart is disclosed. The system includes a catheter comprising electrodes for detecting physiological signals from within the patient's heart and a position sensor for generating a position signal representing the catheter's location within the patient's heart; a display device; and a controller. The controller determines catheter contextual characteristics based on the position signal and collects physiological signals according to collection parameters based on the determined catheter contextual characteristics. The controller also collects anatomical position signals corresponding to measurement locations, which are associated with each of the physiological signals, and generates a three-dimensional representation of the patient's heart on the display device based on the physiological signals and the anatomical position signals.
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