Is a
Patent attributes
Patent Applicant
Current Assignee
Patent Jurisdiction
Patent Number
Date of Patent
April 27, 2021
Patent Application Number
16061834
Date Filed
December 6, 2016
Patent Primary Examiner
Patent abstract
The microneedle sheet according to an embodiment comprises a plurality of microneedles formed on a sheet generally along a main surface of the sheet; a bending resistance of the sheet as measured in accordance with a 45° cantilever method defined by JIS L 1096:2010 is 4.2 cm to 12.5 cm; and a material of the sheet is a biodegradable polymer. The microneedles rise from the main surface when the sheet is bent, and the raised microneedles pierce the skin.
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