AORTIC VALVE DEVICE AND DELIVERY DEVICE

• Main Authors: LIU, Xiaojian, ZHANG, Yuxin, CHANG, Rencao, QIU, Kejin, ZHAO, Xuancheng, WANG, Chuan, ZHAO, Yang
• Format: Patent
• Language: Chinese; English; French
• Published: 27.06.2019
• 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

Disclosed are an aortic valve device (100) and a delivery device (200). The aortic valve device (100) comprises: a valve stent, valve leaflets (105), a first skirt edge (103), and a second skirt edge (101), the valve stent comprising three grid structures: an inflow-end structure (110), an intermediate structure (120), and an outflow-end structure (130), which are sequentially combined to form a whole, wherein the intermediate structure (120) comprises a straight connecting rod mechanism (106) and an outwardly expanding raised positioning rod mechanism (104); the inflow-end structure (110) comprises a first bell mouth structure (102) composed of a plurality of rhombic grid structures; the outflow-end structure (130) comprises a connecting claw (108) and a second bell mouth structure (107) composed of a plurality of rhombic grid structures; an end of the second bell mouth structure (107) is provided with the connecting claw (108) which mounts the valve stent; the valve leaflets (105) are fixed on a first side