Six hundred fifty three 300 um-long microneedles within 1 cm2 circular microneedle array, on a circular substrate 20 mm in diameter. Material - SS316 stainless steel.

Each microneedle is in plane with the substrate.

Please click on the image and the small thumbnails under the main image for larger pictures.

This product and/or its method of use is covered by US Patent No. 7,658,728.