An advanced robotic system incorporating haptic feedback for precision cardiac ablation procedures

Area of Science:

• Biomedical Engineering
• Robotics
• Medical Devices

Background:

• Cardiac ablation procedures require precise catheter navigation.
• Minimizing risks like vascular perforation is crucial for patient safety.
• Current systems may lack advanced haptic feedback for collision detection.

Purpose of the Study:

• To introduce a novel master-slave cardiac ablation catheter robot system.
• To integrate magnetorheological fluids for enhanced haptic feedback and collision detection.
• To improve operator situational awareness and procedural safety.

Main Methods:

• Development of a master-slave robotic system for cardiac ablation.
• Incorporation of magnetorheological fluid for collision detection and haptic feedback.
• Engineering a modular clamping and propulsion mechanism for omnidirectional catheter control.

Main Results:

• The system demonstrated high motion transmission accuracy in in vitro experiments.
• Effective alerting of operators to potential collisions was achieved.
• Swift catheter adjustments were enabled, reducing the risk of vascular perforation.

Conclusions:

• The magnetorheological fluid-based robotic system significantly enhances safety and efficiency in cardiac ablation.
• The haptic feedback system improves operator awareness and control.
• This innovation holds potential for reducing complications in cardiac procedures.