New AI-powered robotic system performs heart ultrasounds without guidance

A Concordia-led team of researchers has developed a new AI-driven robotic system that can perform cardiac ultrasound scans autonomously. The researchers say this approach could expand access to cardiac imaging in remote or underserved areas, reduce operator fatigue, and standardize scan quality. The work is published in the journal IEEE Transactions on Medical Robotics and Bionics.

Ultrasound exams, especially for the heart, usually depend on skilled sonographers to carefully position and adjust the probe. This study introduces a system that replaces manual expertise with an AI agent trained to guide a robotic arm holding an ultrasound probe. The goal is to automatically find the correct imaging views needed for diagnosis.

Instead of relying only on real-world data, which can be slow and difficult to collect, the researchers built a highly realistic simulation environment using generative artificial intelligence (GenAI). The simulation is designed to generate synthetic ultrasound images that closely mimic real ones. This approach ensures the AI agent is safely and efficiently trained within the simulated environment before it is deployed on physical equipment.

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