[A method of real-time sampling and smooth scrolling in epicardial mapping system]

Area of Science:

• Biomedical Engineering
• Medical Imaging
• Cardiovascular Technology

Context:

• Epicardial mapping systems require precise real-time data acquisition.
• High-density mapping (128 channels, 2kHz/channel) presents significant data processing challenges.
• Smooth visualization of electrophysiological data is crucial for accurate interpretation.

Purpose:

• To design and implement a user interface for controlling a high-density epicardial mapping system.
• To enable real-time sampling and smooth data scrolling for 128-channel recordings.
• To optimize the user experience for electrophysiological mapping procedures.

Summary:

• A novel user interface was developed using Direct-Draw and multi-thread technology.
• The interface facilitates real-time control and smooth data visualization for a 128-channel, 2kHz/channel epicardial mapping system.
• An extraction method was integrated to manage the high data throughput.

Impact:

• Demonstrated feasibility in animal experiments, validating the system's performance.
• Potential to enhance the efficiency and accuracy of cardiac electrophysiological studies.
• Provides a foundation for advanced real-time analysis in cardiovascular research.