Patent ID: 8361084

Claim:
A medical device, comprising: a sheath having a proximal end and a distal end; a basket for removing material from a body, the basket having a distal end, a proximal end, a longitudinal axis, a collapsed position where the basket is enclosed within the sheath, and an expanded position where the basket extends from the distal end of the sheath, and wherein the basket includes at least two struts each comprised of two legs united in a paired configuration, the struts twisting in a spiral configuration about the longitudinal axis of the basket, and wherein the two legs of each strut are permanently connected at multiple points along the longitudinal axis of the basket, wherein the multiple points include at least a first point, a second point, and a third point, wherein the third point is located between the first point and the second point along the longitudinal axis, and the two legs are unconnected between the first point and the third point and between the second point and the third point.