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trans catheter aortic valve implantation (tavi)
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lv-leftventricle左心室rv-rightventricle右心室mitralvalve二尖瓣a
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variable resistance pulmonary ventilation bypass valve
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肺动脉干pulmonarytrunk5.左房室瓣leftatrioventricularvalve6.
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and in-vivo evaluation of a novel bioprosthetic pulmonary valve