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Portable current stimulator for transdermal iontophoretic drug delivery
1Center for Biomedical Engineering, National Taiwan University, Taipei, ROC.
Medical Engineering & Physics
|July 1, 1995
Summary
A new portable pulse stimulator was developed for transdermal drug delivery. This compact, battery-powered device offers adjustable settings and shows promise for delivering medications like lidocaine.
Area of Science:
- Biomedical Engineering
- Pharmacology
Background:
- Transdermal drug delivery systems are crucial for non-invasive therapeutic applications.
- The need for portable and adjustable devices for localized drug administration is increasing.
Purpose of the Study:
- To design and evaluate a compact, battery-powered pulse stimulator for transdermal drug delivery.
- To assess the usability of the device for delivering lidocaine transdermally.
Main Methods:
- A small-sized (3 x 2 cm) printed circuit board pulse stimulator was designed.
- The device features adjustable current intensity and pulse duration.
- Preliminary trials involved transdermal delivery of lidocaine.
Main Results:
- The pulse stimulator is compact and battery-powered with low static current (185 microA).
- Continuous adjustment of current intensity and pulse duration is feasible.
- Preliminary lidocaine delivery trials indicate device usability.
Conclusions:
- The developed pulse stimulator is a viable tool for transdermal drug delivery.
- The device's portability and adjustable parameters make it suitable for various applications.
- Further research may explore its potential in diverse therapeutic areas.