Transcatheter-implanted aortic valve device

• Main Authors: LU BINGCHENG, ZHANG YUXIN, QIU KEJING, WANG CHUAN, LIU XIAOJIAN, CHANG RENCAO, ZHAO XUANCHENG
• Format: Patent
• Language: Chinese; English
• Published: 27.06.2017
• Subjects: BANDAGES, DRESSINGS OR ABSORBENT PADS; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF,TUBULAR STRUCTURES OF THE BODY, E.G. STENTS; FILTERS IMPLANTABLE INTO BLOOD VESSELS; FIRST-AID KITS; FOMENTATION; HUMAN NECESSITIES; HYGIENE; MEDICAL OR VETERINARY SCIENCE; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; PROSTHESES; TREATMENT OR PROTECTION OF EYES OR EARS

The invention discloses a transcatheter-implanted aortic valve device, comprising: a valve stent; valve leaflets fixed in the valve support; an inner skirt and an outer skirt are peripherally fixed to the inner and outer sides of the valve support; the inflow end of the valve support is of lower flared structure composed of a plurality of diamond structures; three connection claws required to load the valve stent are arranged at the tail end of the lower flared structure; a plurality of positioning structures extended up and out are arranged in the middle of the valve support, close to the outer side of an inflow end portion; a plurality of pored straight rod connection structures are arranged in the middle of the valve stent close to the outflow end portion; the positioning structures for the valve stent are used for limiting a position at the aortic valve ring where the valve stent is replaced in; the outflow end of the valve stent is of upper flared structure composed of a plurality of large-mesh diamond s