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Magnetic catheter drive shaft clutch

  • US 6,517,528 B1
  • Filed: 04/13/2000
  • Issued: 02/11/2003
  • Est. Priority Date: 04/13/2000
  • Status: Expired due to Fees
First Claim
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1. A catheter, comprising:

  • an elongate member;

    a catheter drive shaft to which torque can be applied, the catheter drive shaft being rotatably disposed within the elongate member;

    a ferrous driven member rotatably coupled to the catheter drive shaft; and

    a magnetic driver member cooperating with the driven member, wherein the driven and driver members are rotatably disengaged with each other before the applied torque exceeds a critical magnitude, and rotatably disengaged with each other after the applied torque exceeds the critical magnitude.

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