Devices and methods for heat-pulse assisted thermal applications of active subtances
First Claim
1. Device for heat pulse-supported transdermal administration of active substances, comprising a transdermal therapeutic system (TTS), having a backing layer, an active substance-containing reservoir and, on the side facing the skin, an active substance-permeable electric heating element or a plurality of such elements, and a control unit, connected to said heating element, and a current source, said control unit being suitable for causing pulse-like heating of said heating element.
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Accused Products
Abstract
The invention relates to devices for administering heat pulses to the skin, and for heat pulse-promoted transdermal administration of active substances, said device having one or more electric heating elements and a source of current as well as a control unit, the said control unit being suitable for causing a pulse-like heating of the said heating element.
53 Citations
22 Claims
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1. Device for heat pulse-supported transdermal administration of active substances, comprising
a transdermal therapeutic system (TTS), having a backing layer, an active substance-containing reservoir and, on the side facing the skin, an active substance-permeable electric heating element or a plurality of such elements, and a control unit, connected to said heating element, and a current source, said control unit being suitable for causing pulse-like heating of said heating element.
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2. Device for administration of heat pulses to human or animal skin, comprising
a pressure-sensitive adhesive medicinal patch; -
one or more electric heating element(s) connected with the patch;
and a control unit, connected with said heating element(s), and a current source, said control unit being suitable for effecting pulse-like heating of the said heating element.
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14. Process for topical or transdermal administration of active substances to human or animal skin wherein one or more active substances are released from an active substance reservoir of a transdermal therapeutic system, and are delivered to the skin, characterized in that, during the period of application, the application site is heated in a pulsed manner to improve active substance permeation, with a temperature of at least 40°
- C. being reached.
- View Dependent Claims (17, 18, 19, 20, 21)
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15. Process for topical or transdermal administration of active substances to human or animal skin, characterized in that
in a first step, the active substance(s) is/are applied to an area of skin in the form of an active substance preparation, and in a second step, a device is applied to the above-mentioned skin area by means of which the application site is heated in a pulsed manner during the period of application in order to improve active substance permeation, with a temperature of at least 40° - C. being reached.
- View Dependent Claims (16)
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22. (cancelled)
Specification