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Method of delivering drug to brain via spinal cord

  • US 7,662,140 B2
  • Filed: 12/23/2003
  • Issued: 02/16/2010
  • Est. Priority Date: 12/23/2002
  • Status: Active Grant
First Claim
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1. A method of delivering a first drug to a subject'"'"'s brain via the subject'"'"'s spinal canal, the method comprising:

  • implanting an infusion pump and a catheter in a patient, the catheter being operably coupled to the infusion pump; and

    infusing through an infusion section of the catheter, via the infusion pump at a rate of less than 5 ml per hour, a first hypobaric solution comprising the first drug to the subject'"'"'s cerebrospinal fluid within a first location in the subject'"'"'s spinal canal,wherein the method further comprises heating a solution comprising the first drug to produce the first hypobaric solution and wherein the solution is heated in the catheter.

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