Patent ID: 6093196
Filing Date: 2000-07-25
Classification: A61B

Abstract:
A basket type grasping tool for surgery, comprising:a sheath;an operation line insertable into the sheath to allow the operation line to be moved back and forth; anda basket mounted on a distal end of the operation line and capable of being expanded by being exposed from a distal end of the sheath and contracted by being retracted back into the sheath;wherein the basket includes a plurality of groups of elastic wires, a forward end bundling portion which bundles the groups of elastic wires at distal ends thereof, and a rear end bundling portion which bundles the groups of elastic wires together with the operation line at proximal ends thereof; andwherein each of the groups of elastic wires comprises a plurality of elastic wires which run closely in parallel to each other from the rear end bundling portion to a branching point formed at a middle portion between the forward end bundling portion and the rear end bundling portion, at which the elastic wires of each of the groups are branched and separated from one another.