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Fall 2019
Cardiovascular disease is one of the leading causes of death worldwide. Conventional extra- and intra-cardiac surgeries need the heart to be arrested and involve connecting the patient to a cardiopulmonary bypass (CPB) machine. However, arrested-heart surgery has adverse effects such as the risk...
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2019-01-01
Lingbo Cheng and Mahdi Tavakoli
A neural-network-based heart motion prediction method is proposed for ultrasound-guided beating-heart surgery to compensate for time delays caused by ultrasound (US) image acquisition and processing. Such image processing is needed for tracking heart tissue in US images, which is itself...
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2019-01-01
Lingbo Cheng, Jason Fong, Mahdi Tavakoli
— In this paper, a semi-autonomous robot control system is developed for 3D robotic tracking of the complex physiological organ motion introduced by respiration and heartbeat in cardiac surgery. The same control system enables the surgeon’s hand to perceive the non-oscillatory portion of...