Patent ID: 6203552
Filing Date: 2001-03-20
Classification: A61B

Abstract:
A minimally invasive medical retrieval device (10) for removing an object from within a patient, comprising:a wire assembly for insertion in a sheath (12), the wire assembly including at least three wires (14) for adjacent disposition within the sheath (12), at least one of the at least three wires (14) being longitudinally movable with respect to the sheath (12), and the at least three wires (14) each having distal portions (16) which together form a means (18) for engaging and permitting the removal of the object from the patient;wherein the sheath (12) has an interior (26) with a defined cross-sectional area, and the at least three wires (14) can substantially fill the cross-sectional area of the interior (26) of the sheath (12).