ARTIFICAL HEART VALVE STENT FOR ATRIOVENTRICULAR VALVE, INTERVENTIONAL INSTRUMENT, CONTROL HANDLE, CONVEYING SYSTEM, LOADING METHOD AND RELEASE METHOD

Disclosed are an artificial heart valve stent for an atrioventricular valve, an interventional instrument (900), a control handle (100), a conveying system, a loading method and a release method. The interventional instrument (900) comprises an inner frame (300) and an outer frame (400) that are sleevedly matched, the inner frame (300) and the outer frame (400) are both radially deformable cylindrical net structures, the inner frame (300) encloses and defines a blood flow channel (301), and the artificial heart valve stent has an inflow side (910) and an outflow side (920) opposite to each other according to a direction of blood flow; the artificial heart valve stent further comprises an anchoring arm (500), one end of the anchoring arm (500) being connected to the inner frame (300), the other end extending outward beyond the outer frame (400), and the part extending beyond the outer frame (400) being bent towards the inflow side (910) and used for positioning and matching with peripheral tissue. Using an inn