Vibrator for guide wire

PURPOSE: To provide a vibrator for a guide wire making it easier to go through leading a balloon or a cutter into a constricted section of the blood vessel to enlarge it. CONSTITUTION: The vibrator 10 is composed of a case, a vibration motor installed in the case and a clamp member 16 connected to the motor to freely hold and vibrate the guide wire 12. When in use, the guide wire is put in the blood vessel and pinched with the clamp member 16 of the vibrator. Then the vibrator is selectively operated to vibrate the guide wire to make it easier to push into a constricted section 76. COPYRIGHT: (C)1994,JPO