Title:
【発明の名称】イオン浸透投与デバイスとそのための電源
Document Type and Number:
Japanese Patent JPH07501468
Kind Code:
A
Abstract:
An iontophoretic drug-delivery device incorporating a power supply which minimizes the cost of the batteries needed by operating the batteries in a series configuration at the start of delivery, when the patient's skin resistance is high, and by switching the batteries into a parallel configuration when skin resistance drops. An automatic switching circuit for achieving this transition is included.
Inventors:
Hawk, ronald pee
McNichols, Larry Arthur
McNichols, Larry Arthur
Application Number:
JP51034293A
Publication Date:
February 16, 1995
Filing Date:
December 03, 1992
Export Citation:
Assignee:
Alza Corporation
International Classes:
A61M37/00; A61N1/30; (IPC1-7): A61N1/30
Attorney, Agent or Firm:
Kyozo Yuasa (6 people outside)