Invention Grant
- Patent Title: Transdermal administration device
- Patent Title (中): 透皮给药装置
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Application No.: US13318319Application Date: 2010-04-30
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Publication No.: US08690838B2Publication Date: 2014-04-08
- Inventor: Hiroshi Ozawa , Kiyoshi Ishibashi , Akinori Inou , Masahiro Takigawa
- Applicant: Hiroshi Ozawa , Kiyoshi Ishibashi , Akinori Inou , Masahiro Takigawa
- Applicant Address: JP Shizuoka
- Assignee: Nanbu Plastics Co., Ltd.
- Current Assignee: Nanbu Plastics Co., Ltd.
- Current Assignee Address: JP Shizuoka
- Agency: Seed IP Law Group PLLC
- Priority: JP2009-112255 20090501; JP2010-100320 20100423
- International Application: PCT/JP2010/058071 WO 20100430
- International Announcement: WO2010/126174 WO 20101104
- Main IPC: A61M25/00
- IPC: A61M25/00 ; A61B17/20 ; A61M37/00
Abstract:
The transdermal administration device of the present invention includes: a needle support with a plurality of microneedles formed at a tip portion thereof; a holder with the needle support placed therein, allowing the needle support to protrude itself therefrom and retract therein; and a cap for covering the microneedles, and further includes: a spring member placed between the needle support and the holder, for biasing the needle support in a protruding direction; an engaging portion at a base of the needle support; and an engaged portion capable of engaging the engaging portion, formed in the holder, where the engaging portion of the needle support can be locked with the engaged portion of the holder when the needle support is retracted in the holder.
Public/Granted literature
- US20120109067A1 TRANSDERMAL ADMINISTRATION DEVICE Public/Granted day:2012-05-03
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