Mitral valve repair device 100 percent successful in first human clinical study

Researchers at the University of Maryland School of Medicine have developed a device that has a 100 percent success rate in repairing the mitral heart valve in its first human clinical study, with results published in the journal Circulation.

The device, called Harpoon TSD-5, is a needle wrapped with 50 coils of expanded polytetrafluoroethylene (ePTFE) that is image guided to provide a less invasive measure to mitral valve repair compared to open heart surgery.

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