CA3143920A1 - Microneedle array having uneven needle density - Google Patents

Microneedle array having uneven needle density Download PDF

Info

Publication number
CA3143920A1
CA3143920A1 CA3143920A CA3143920A CA3143920A1 CA 3143920 A1 CA3143920 A1 CA 3143920A1 CA 3143920 A CA3143920 A CA 3143920A CA 3143920 A CA3143920 A CA 3143920A CA 3143920 A1 CA3143920 A1 CA 3143920A1
Authority
CA
Canada
Prior art keywords
substrate
microneedle array
needles
microneedle
microneedles
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
CA3143920A
Other languages
English (en)
French (fr)
Inventor
Ying-Shu Quan
Ying-zhe LI
Hirofumi Yamashita
Kenji Kajiyama
Fumio Kamiyama
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
CosMED Pharmaceutical Co Ltd
Original Assignee
CosMED Pharmaceutical Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Priority claimed from JP2019219179A external-priority patent/JP7689708B2/ja
Application filed by CosMED Pharmaceutical Co Ltd filed Critical CosMED Pharmaceutical Co Ltd
Publication of CA3143920A1 publication Critical patent/CA3143920A1/en
Pending legal-status Critical Current

Links

Classifications

    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
    • A61M37/00—Other apparatus for introducing media into the body; Percutany, i.e. introducing medicines into the body by diffusion through the skin
    • A61M37/0015—Other apparatus for introducing media into the body; Percutany, i.e. introducing medicines into the body by diffusion through the skin by using microneedles
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
    • A61M37/00—Other apparatus for introducing media into the body; Percutany, i.e. introducing medicines into the body by diffusion through the skin
    • A61M37/0015—Other apparatus for introducing media into the body; Percutany, i.e. introducing medicines into the body by diffusion through the skin by using microneedles
    • A61M2037/0023—Drug applicators using microneedles
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
    • A61M37/00—Other apparatus for introducing media into the body; Percutany, i.e. introducing medicines into the body by diffusion through the skin
    • A61M37/0015—Other apparatus for introducing media into the body; Percutany, i.e. introducing medicines into the body by diffusion through the skin by using microneedles
    • A61M2037/0046—Solid microneedles
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
    • A61M37/00—Other apparatus for introducing media into the body; Percutany, i.e. introducing medicines into the body by diffusion through the skin
    • A61M37/0015—Other apparatus for introducing media into the body; Percutany, i.e. introducing medicines into the body by diffusion through the skin by using microneedles
    • A61M2037/0053—Methods for producing microneedles
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
    • A61M2205/00—General characteristics of the apparatus
    • A61M2205/02—General characteristics of the apparatus characterised by a particular materials
    • A61M2205/0244—Micromachined materials, e.g. made from silicon wafers, microelectromechanical systems [MEMS] or comprising nanotechnology

Landscapes

  • Health & Medical Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Dermatology (AREA)
  • Medical Informatics (AREA)
  • Anesthesiology (AREA)
  • Biomedical Technology (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Hematology (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Animal Behavior & Ethology (AREA)
  • General Health & Medical Sciences (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • Media Introduction/Drainage Providing Device (AREA)
CA3143920A 2019-06-25 2020-06-24 Microneedle array having uneven needle density Pending CA3143920A1 (en)

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
JP2019117926 2019-06-25
JP2019-117926 2019-06-25
JP2019-219179 2019-12-03
JP2019219179A JP7689708B2 (ja) 2019-06-25 2019-12-03 針密度が不均一なマイクロニードルアレイ
PCT/JP2020/024859 WO2020262473A1 (ja) 2019-06-25 2020-06-24 針密度が不均一なマイクロニードルアレイ

Publications (1)

Publication Number Publication Date
CA3143920A1 true CA3143920A1 (en) 2020-12-30

Family

ID=74061667

Family Applications (1)

Application Number Title Priority Date Filing Date
CA3143920A Pending CA3143920A1 (en) 2019-06-25 2020-06-24 Microneedle array having uneven needle density

Country Status (8)

Country Link
US (1) US20220241569A1 (https=)
EP (1) EP3991778A4 (https=)
JP (1) JP2025028373A (https=)
KR (1) KR20220024157A (https=)
CN (1) CN113939329A (https=)
AU (1) AU2020303770A1 (https=)
CA (1) CA3143920A1 (https=)
WO (1) WO2020262473A1 (https=)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US12109032B1 (en) 2017-03-11 2024-10-08 Biolinq Incorporated Methods for achieving an isolated electrical interface between an anterior surface of a microneedle structure and a posterior surface of a support structure
EP4159266A4 (en) * 2020-05-25 2024-07-10 Cosmed Pharmaceutical Co., Ltd. HIGH-PERFORMANCE MICRO-NEEDLE ARRAY
CA3226577A1 (en) * 2021-07-07 2023-01-12 The Regents Of The University Of California Wearable, non-intrusive microneedle sensor
WO2024108189A1 (en) * 2022-11-17 2024-05-23 Aquilx Incorporated Wearable device with improved microneedle array
US12318224B2 (en) * 2023-02-23 2025-06-03 Aquilx Incorporated Wearable biosensor device

Family Cites Families (23)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP4090018B2 (ja) 2002-02-18 2008-05-28 Ｆｏｒ Ｈｅａｄ株式会社 機能性マイクロパイル及びその製造方法
US20080200863A1 (en) * 2005-12-02 2008-08-21 Cabochon Aesthetics, Inc. Devices and methods for selectively lysing cells
JP5412045B2 (ja) * 2008-03-28 2014-02-12 凸版印刷株式会社 針状体アレイおよびそのアレイ製造方法
JP4427691B2 (ja) 2008-04-14 2010-03-10 コスメディ製薬株式会社 マイクロニードルアレイ
JP4521492B2 (ja) 2008-07-01 2010-08-11 コスメディ製薬株式会社 マイクロニードルアレイ及びその製造方法
JP2012055343A (ja) * 2010-09-03 2012-03-22 Toray Eng Co Ltd マイクロニードルシート及びその製造方法
JP6418544B2 (ja) * 2012-06-27 2018-11-07 コスメディ製薬株式会社 マイクロニードルパッチの保護離型シート
JP5903016B2 (ja) 2012-06-27 2016-04-13 コスメディ製薬株式会社 マイクロニードルパッチの保護離型シート
KR102219636B1 (ko) * 2012-12-27 2021-02-23 쓰리엠 이노베이티브 프로퍼티즈 컴파니 중공형 마이크로니들을 갖는 물품 및 제조 방법
WO2015009530A1 (en) * 2013-07-16 2015-01-22 3M Innovative Properties Company Hollow microneedle array article
ES2871105T3 (es) * 2013-07-16 2021-10-28 Kindeva Drug Delivery Lp Artículo que comprende una microaguja
JP2015109963A (ja) 2013-10-30 2015-06-18 帝人株式会社 薬剤でコーティングされたマイクロニードルアレイの製造方法
EP3067088B1 (en) * 2013-11-05 2019-09-04 Hisamitsu Pharmaceutical Co., Inc. Applicator
JP6249885B2 (ja) * 2014-05-30 2017-12-20 株式会社ワークス マイクロニードル構造体及びマイクロニードル構造体の製造方法
JP6369992B2 (ja) 2015-03-19 2018-08-08 ライオン株式会社 溶解型マイクロニードル製剤
JP6652352B2 (ja) 2015-09-04 2020-02-19 久光製薬株式会社 マイクロニードルデバイスの製造方法
JP2017074196A (ja) 2015-10-14 2017-04-20 凸版印刷株式会社 針状体デバイス及びこれを備えるアプリケータ
JP6726512B2 (ja) 2016-03-31 2020-07-22 コスメディ製薬株式会社 マイクロニードルアプリケータ
JPWO2017213169A1 (ja) * 2016-06-07 2019-03-22 富士フイルム株式会社 マイクロニードルアレイ
US20190344062A1 (en) 2016-12-28 2019-11-14 Cosmed Pharmaceutical Co., Ltd. Microneedle array coated with drug
CN106669025B (zh) * 2017-01-12 2023-11-28 清华大学 空心金属微针阵列以及注射针头、注射器、预灌装注射器
WO2018226563A1 (en) * 2017-06-05 2018-12-13 The Board Of Trustees Of The Leland Stanford Junior University Microneedle patches for transdermal delivery
CN108328567B (zh) * 2018-01-08 2020-07-14 东南大学 一种获得高密度不等高晶体微针阵列的方法

Also Published As

Publication number Publication date
CN113939329A (zh) 2022-01-14
WO2020262473A1 (ja) 2020-12-30
KR20220024157A (ko) 2022-03-03
JP2025028373A (ja) 2025-02-28
EP3991778A1 (en) 2022-05-04
EP3991778A4 (en) 2023-07-26
AU2020303770A1 (en) 2022-01-06
US20220241569A1 (en) 2022-08-04

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