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Magnetically enhanced injection catheter

  • US 7,218,962 B2
  • Filed: 03/29/2002
  • Issued: 05/15/2007
  • Est. Priority Date: 03/29/2002
  • Status: Expired due to Fees
First Claim
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1. A catheter for injecting therapeutic into tissue, the catheter comprising:

  • an elongated shaft having a proximal end, a distal end, a lumen extending therethrough; and

    a magnetic field source slidably coupled to the elongated shaft,wherein the magnetic field source is adapted to generate a magnetic field that affects movement of the therapeutic,wherein the magnetic field source comprises an electromagnet surrounding the elongated shaft.

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