Microneedle transdermal transport device
First Claim
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1. A transdermal transport device comprising:
- a reservoir for holding a formulation of an active principle;
a plurality of needles, each needle having a bore extending along a length of the needle, each needle having an end portion being substantially aligned to a common plane parallel to a body surface of a biological body when the device is placed on the body surface and being adapted to translate in a direction that is substantially parallel to the plane to pierce the body surface, the plurality of needles independently and removably securing the device to the body surface; and
an actuator which pumps the formulation through the bore of the needle between a target area of the body and the reservoir.
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Abstract
A transdermal transport device includes a reservoir for holding a formulation of an active principle, and a needle with a bore extending along the length of the needle from a first end of the needle to a second end of the needle. The second end is substantially aligned to a plane parallel to a body surface of a biological body when the device is placed on the body surface. The device also includes an actuator which pumps the formulation through the bore of the needle between a target area of the body and the reservoir.
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Citations
12 Claims
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1. A transdermal transport device comprising:
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a reservoir for holding a formulation of an active principle; a plurality of needles, each needle having a bore extending along a length of the needle, each needle having an end portion being substantially aligned to a common plane parallel to a body surface of a biological body when the device is placed on the body surface and being adapted to translate in a direction that is substantially parallel to the plane to pierce the body surface, the plurality of needles independently and removably securing the device to the body surface; and an actuator which pumps the formulation through the bore of the needle between a target area of the body and the reservoir. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12)
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Specification