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Solid solution perforator for drug delivery and other applications

  • US 20040087893A1
  • Filed: 06/25/2002
  • Published: 05/06/2004
  • Est. Priority Date: 06/25/2002
  • Status: Active Grant
First Claim
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1. A system for controlled delivery of one or more drugs to a patient'"'"'s body, the system comprising:

  • an array of one or more substantially solid drug solution delivery perforators, with each perforator having a first end with at least one point or blade adapted for penetrating skin and for providing a skin aperture on a patient'"'"'s body, with at least one of the perforators including a matrix material that is dissolvable, swellable or biodegradable within a selected time interval when the perforator is positioned within the patient'"'"'s body, and including a first selected drug distributed within the matrix, where the perforator array can be positioned adjacent to a selected region of the patient'"'"'s skin; and

    an activatable pressure mechanism, associated with the at least one perforator, for causing the at least one perforator to penetrate the patient'"'"'s skin at the selected region, in response to activation of the pressure mechanism.

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