Microneedle devices and microneedle delivery apparatus

Details Microneedle devices and microneedle delivery apparatus Microneedle devices and microneedle delivery apparatus

A - Human Necessities

61

M

A61M 37/00 (2006.01)

Patent

CA 2492867

Microneedle devices (10) with microneedles (30) having a truncated tapered shape are disclosed. The microneedles of microneedle devices may also have a controlled aspect ratio. Microneedle delivery apparatus are disclosed that include drivers designed to deliver microneedles at velocities that may enhance perforation of the stratum corneum while limiting the sensation of pain experienced at the delivery site.

L'invention concerne des dispositifs (10) pourvus de microaiguilles (30) présentant une forme conique tronquée. Les microaiguilles de ces dispositifs peuvent également présenter un rapport hauteur/largeur contrôlé. Cette invention concerne également des appareils d'application de microaiguilles comprenant des mécanismes d'entraînement conçus pour appliquer des microaiguilles à des vitesses stimulant la perforation du stratum corneum, tout en limitant la sensation de douleur ressentie au niveau du site d'application.

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