Patent ID: 8911449

Claim:
A retrieval basket, comprising: a plurality of legs; and a U-shaped retainer positioned at a distal end of the retrieval basket and coupled to the plurality of legs, the U-shaped retainer including a lumen defined by an arch-shaped wall having a roof extending between first and second surfaces of the arch-shaped wall, wherein the arch-shaped wall and first and second surfaces are a single continuous member, the U-shaped retainer further including a first opening defined and encircled by the first surface of the arch-shaped wall and a second opening defined and encircled by the second surface of the arch-shaped wall, wherein the first opening includes a continuous closed perimeter completely surrounded by the first surface, and wherein the second opening includes a continuous closed perimeter completely surrounded by the second surface; wherein the plurality of legs are retained within the lumen and the first and second openings, wherein the lumen extends from a first side surface of the U-shaped retainer to a second side surface of the U-shaped retainer and is completely open opposite the roof from the first side surface to the second side surface, and wherein the U-shaped retainer is completely open on each side surface opposite the first and second side surfaces of the U-shaped retainer.