Left auricle occluder and using method thereof

The invention discloses a left auricle occluder and a using method thereof. The left auricle occluder comprises an anchoring part, a connecting part and a covering part which are sequentially connected in the axial direction, the anchoring part comprises a first supporting net capable of contracting in the radial direction and a first fixing element, a plurality of anchoring elements used for grabbing left auricle tissue are arranged on the peripheral surface of the first supporting net, the first fixing element is detachably connected with the connecting part so that the anchoring part can beindependently arranged at the left auricle, the covering part comprises a second supporting net capable of contracting in the radial direction and a second fixing element, the second fixing element is arranged at the end, away from the connecting part, of the second supporting net, and pushing device connecting positions are arranged at the ends, away from the first supporting net, of the first fixing element and the sec