公开(公告)号：US20190117512A1

公开(公告)日：2019-04-25

申请号：US16061866

申请日：2016-12-01

Applicant: HISAMITSU PHARMACEUTICAL CO., INC.

Inventor： Yusuke SHIROTANI ,  Kazuki KURIYAMA ,  Seiji TOKUMOTO

IPC: A61J1/14 ,  A61J1/10 ,  A61M5/165 ,  A61M5/168 ,  A61M5/158

Abstract: A liquid bag according to one embodiment stores liquid containing an active ingredient to be transdermally administered. This liquid bag includes a bag body configured to store the liquid and feed the liquid toward an injection needle. The bag body includes a tubular portion. At least part of the tubular portion is bent with respect to the axial direction of the tubular portion with the liquid being stored in the tubular portion.

公开(公告)号：US20210244925A1

公开(公告)日：2021-08-12

申请号：US16973553

申请日：2019-07-11

Applicant: HISAMITSU PHARMACEUTICAL CO., INC.

Inventor： Eisuke HATANAKA ,  Kazuki KURIYAMA ,  Naoki YAMAMOTO

IPC: A61M37/00

Abstract: A method of producing a microneedle sheet according to an embodiment includes: preparing a sheet having a first surface and a second surface; making a first cut in a range from the first surface to the second surface of the sheet to form a first outer edge that defines a tip end of the microneedle; and making, after forming the first outer edge, a second cut in a range from the first surface to the second surface of the sheet to form a second outer edge that defines the tip end of the microneedle, thereby forming the tip end of the microneedle.

公开(公告)号：US20190046779A1

公开(公告)日：2019-02-14

申请号：US16078784

申请日：2017-02-15

Applicant: HISAMITSU PHARMACEUTICAL CO., INC.

Inventor： Takuya TAJIMA ,  Naoki YAMAMOTO ,  Kazuki KURIYAMA ,  Seiji TOKUMOTO

IPC: A61M37/00

Abstract: An applicator according to one embodiment is an applicator for applying a sheet member to skin, and includes: a bottom plate facing the skin; a top plate facing the bottom plate and configured to be pressed toward the bottom plate; and a bending portion configured to apply the sheet member to the skin by bending the sheet member having advanced thereto in a pressed state in which the top plate has been moved toward the bottom plate.