Expansion Device for Opening Valve Perimeter in Cardiac Surgery
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2024-11-12
ALEXANDRIA, Virginia, Nov. 12 -- TERUMO CARDIOVASCULAR SYSTEMS CORPORATION, Ann Arbor, Michigan has been assigned a patent (No. US 12137889 B2, initially filed Oct. 18, 2021) developed by Takeshi Tsubouchi, Dexter, Michigan, for "Expansion device for opening valve perimeter in cardiac surgery." . . .