| 主权项 |
1. A medical device, comprising:
a plurality of elongate members arranged to define a frame of the medical device, the frame defining a longitudinal axis, wherein first end portions of the plurality of elongate members are wound around the longitudinal axis to define a proximal eyelet near a first longitudinal end of the medical device, wherein second end portions of the plurality of elongate members are wound around the longitudinal axis to define a distal eyelet near a second longitudinal end of the medical device, the frame including a proximal bulb and a distal bulb, wherein the proximal bulb and the distal bulb are each located between the proximal eyelet and the distal eyelet, and wherein the distal bulb includes a plurality of petals; a sealing member that covers at least a portion of the frame of the medical device; and at least one anchor attached to at least one of the petals of the distal bulb, wherein the at least one anchor includes a first leg, a second leg, and a looped end connecting the first leg to the second leg; wherein at least a portion of the first leg being substantially parallel to a portion of the second leg; and wherein the looped end lies in a plane defining angle in the range of about 45 degrees to about 135 degrees relative to the first leg and the second leg. |
