| 摘要 |
When a guide wire is inserted into a guide wire insertion hole formed in a tip member made of a resin tube, firstly, it is inserted into the guide wire insertion hole substantially from the center of the front surface of the resin tube. Then, the guide wire is guided to the outside of the resin tube through an opening formed in the outer periphery of the tube, and guided along the outer periphery of a basket unit.
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