| 摘要 |
A guidewire including a core wire extending into a lumen of a helical coil and having a proximal end of the helical coil fixedly attached thereto. At least one round forming wire is fixedly attached to a distal region of the core wire and extends through the lumen of the helical coil. A rounded protrusion is provided at a distal end of the helical coil with the round forming wire(s) and the helical coil fixedly attached thereto.
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