JP7083423B2 - 液中放電マイクロジェット薬物送達装置 - Google Patents
液中放電マイクロジェット薬物送達装置 Download PDFInfo
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- JP7083423B2 JP7083423B2 JP2021503685A JP2021503685A JP7083423B2 JP 7083423 B2 JP7083423 B2 JP 7083423B2 JP 2021503685 A JP2021503685 A JP 2021503685A JP 2021503685 A JP2021503685 A JP 2021503685A JP 7083423 B2 JP7083423 B2 JP 7083423B2
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- 239000007788 liquid Substances 0.000 title claims description 60
- 238000012377 drug delivery Methods 0.000 title claims description 30
- 239000000126 substance Substances 0.000 claims description 53
- 239000003814 drug Substances 0.000 claims description 27
- 229940079593 drug Drugs 0.000 claims description 27
- 239000012528 membrane Substances 0.000 claims description 11
- 238000000926 separation method Methods 0.000 claims description 11
- 230000008878 coupling Effects 0.000 claims description 8
- 238000010168 coupling process Methods 0.000 claims description 8
- 238000005859 coupling reaction Methods 0.000 claims description 8
- 239000000243 solution Substances 0.000 description 24
- 238000002347 injection Methods 0.000 description 11
- 239000007924 injection Substances 0.000 description 11
- 238000000034 method Methods 0.000 description 8
- 210000003491 skin Anatomy 0.000 description 6
- 238000010586 diagram Methods 0.000 description 3
- 230000007613 environmental effect Effects 0.000 description 3
- 238000007599 discharging Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 230000014509 gene expression Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- 239000003990 capacitor Substances 0.000 description 1
- 239000000919 ceramic Substances 0.000 description 1
- 210000002615 epidermis Anatomy 0.000 description 1
- 239000011888 foil Substances 0.000 description 1
- 208000015181 infectious disease Diseases 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
- 230000037431 insertion Effects 0.000 description 1
- 238000007726 management method Methods 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 239000012466 permeate Substances 0.000 description 1
- 230000035939 shock Effects 0.000 description 1
- 210000001519 tissue Anatomy 0.000 description 1
- 230000008016 vaporization Effects 0.000 description 1
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Classifications
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- 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
- A61M5/00—Devices for bringing media into the body in a subcutaneous, intra-vascular or intramuscular way; Accessories therefor, e.g. filling or cleaning devices, arm-rests
- A61M5/178—Syringes
- A61M5/20—Automatic syringes, e.g. with automatically actuated piston rod, with automatic needle injection, filling automatically
- A61M5/2046—Media being expelled from injector by gas generation, e.g. explosive charge
-
- 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
- A61M5/00—Devices for bringing media into the body in a subcutaneous, intra-vascular or intramuscular way; Accessories therefor, e.g. filling or cleaning devices, arm-rests
- A61M5/178—Syringes
- A61M5/30—Syringes for injection by jet action, without needle, e.g. for use with replaceable ampoules or carpules
-
- 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
- A61M11/00—Sprayers or atomisers specially adapted for therapeutic purposes
- A61M11/02—Sprayers or atomisers specially adapted for therapeutic purposes operated by air or other gas pressure applied to the liquid or other product to be sprayed or atomised
-
- 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
- A61M5/00—Devices for bringing media into the body in a subcutaneous, intra-vascular or intramuscular way; Accessories therefor, e.g. filling or cleaning devices, arm-rests
- A61M5/178—Syringes
- A61M5/31—Details
-
- 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
- A61M5/00—Devices for bringing media into the body in a subcutaneous, intra-vascular or intramuscular way; Accessories therefor, e.g. filling or cleaning devices, arm-rests
- A61M5/178—Syringes
- A61M5/31—Details
- A61M2005/3128—Incorporating one-way valves, e.g. pressure-relief or non-return valves
-
- 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
- A61M39/00—Tubes, tube connectors, tube couplings, valves, access sites or the like, specially adapted for medical use
- A61M39/22—Valves or arrangement of valves
- A61M39/24—Check- or non-return valves
- A61M2039/242—Check- or non-return valves designed to open when a predetermined pressure or flow rate has been reached, e.g. check valve actuated by fluid
-
- 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
- A61M2205/82—Internal energy supply devices
- A61M2205/8262—Internal energy supply devices connectable to external power source, e.g. connecting to automobile battery through the cigarette lighter
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- Health & Medical Sciences (AREA)
- Hematology (AREA)
- Engineering & Computer Science (AREA)
- Anesthesiology (AREA)
- Biomedical Technology (AREA)
- Heart & Thoracic Surgery (AREA)
- Life Sciences & Earth Sciences (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Vascular Medicine (AREA)
- Infusion, Injection, And Reservoir Apparatuses (AREA)
Description
電気エネルギーが貯蔵された電源供給部を備えた放電ボディと、
圧力発生液が貯蔵される圧力発生部、薬液が貯蔵される薬液収容部、前記圧力発生部と前記薬液収容部との間に設けられ、前記圧力発生液と前記薬液を分離する弾性分離膜、前記圧力発生部の内部に前記圧力発生液に浸かるように設置され、前記電源供給部に貯蔵された電気エネルギーによるスパークが発生するように構成された放電体、及び前記薬液収容部に連通したノズルを備え、前記放電ボディに対して着脱可能な薬液送達ボディと、を含み、
前記放電体からスパークが発生すると、前記圧力発生液の一部が気化しながら膨張して、前記弾性分離膜が前記薬液収容部側に変形しながら前記薬液がノズルを介して噴射される、液中放電マイクロジェット薬物送達装置を提供する。
11:電源供給部
12:第1端子
13:電線
14:結合部
20:薬液送達ボディ
21:圧力発生部
21a:圧力発生液
22:薬液収容部
22a:薬液
23:弾性分離膜
24:放電体
25:逆止弁
26:ノズル
27:第2端子
28:電極
Claims (6)
- 電気エネルギーが貯蔵された電源供給部を備えた放電ボディと、
圧力発生液が貯蔵される圧力発生部、薬液が貯蔵される薬液収容部、前記圧力発生部と前記薬液収容部との間に設けられ、前記圧力発生液と前記薬液を分離する弾性分離膜、前記圧力発生部の内部に前記圧力発生液に浸かるように設置され、前記電源供給部と連結される一対の電極と、前記圧力発生部の内部に前記圧力発生液に浸かるように前記一対の電極との間に設置され、前記電極に比べて薄く、前記電源供給部に貯蔵された電気エネルギーによるスパークが発生するように構成された放電体、及び前記薬液収容部に連通したノズルを備え、前記放電ボディに対して着脱可能な薬液送達ボディと、を含み、
前記放電体からスパークが発生すると、前記圧力発生液の一部が気化しながら膨張して、前記弾性分離膜が前記薬液収容部側に変形しながら前記薬液が前記ノズルを介して噴射される、液中放電マイクロジェット薬物送達装置。 - 前記放電ボディに設置され、前記電源供給部に接続された第1端子と、前記薬液送達ボディに設置され、前記放電体に接続された第2端子とを含み、前記放電ボディと前記薬液送達ボディとが結合すると、前記第1端子と第2端子とが接触しながら、前記電源供給部に貯蔵された電気エネルギーが前記放電体に送達される、請求項1に記載の液中放電マイクロジェット薬物送達装置。
- 前記放電体から発生したスパークによって前記圧力発生部で局部的に高温、高圧のプラズマが発生する、請求項1に記載の液中放電マイクロジェット薬物送達装置。
- 前記放電ボディは、電気エネルギーが貯蔵された電源供給部と、前記薬液送達ボディが着脱可能に収容される結合部と、前記結合部の内側に設けられる第1端子と、前記電源供給部と前記第1端子とを接続する電線とを含む、請求項1に記載の液中放電マイクロジェット薬物送達装置。
- 前記ノズルと前記薬液収容部との間に設置された逆止弁をさらに含む、請求項1に記載の液中放電マイクロジェット薬物送達装置。
- 前記薬液収容部は前記圧力発生部に対して着脱可能である、請求項1に記載の液中放電マイクロジェット薬物送達装置。
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1020180040865A KR102149190B1 (ko) | 2018-04-09 | 2018-04-09 | 액중 방전 마이크로젯 약물 전달장치 |
KR10-2018-0040865 | 2018-04-09 | ||
PCT/KR2019/003974 WO2019198971A1 (ko) | 2018-04-09 | 2019-04-04 | 액중 방전 마이크로젯 약물 전달장치 |
Publications (2)
Publication Number | Publication Date |
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JP2021517852A JP2021517852A (ja) | 2021-07-29 |
JP7083423B2 true JP7083423B2 (ja) | 2022-06-10 |
Family
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Family Applications (1)
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JP2021503685A Active JP7083423B2 (ja) | 2018-04-09 | 2019-04-04 | 液中放電マイクロジェット薬物送達装置 |
Country Status (6)
Country | Link |
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US (1) | US11883634B2 (ja) |
EP (1) | EP3777932A4 (ja) |
JP (1) | JP7083423B2 (ja) |
KR (1) | KR102149190B1 (ja) |
CN (1) | CN112368038B (ja) |
WO (1) | WO2019198971A1 (ja) |
Families Citing this family (11)
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KR102060416B1 (ko) * | 2018-04-18 | 2020-02-20 | 서울대학교 산학협력단 | 금속 콜로이드 제거를 통해 반복 분사시 젯의 분사 효율 저하를 방지하는 마이크로젯 분사 장치 |
KR102255233B1 (ko) | 2019-10-28 | 2021-05-24 | 주식회사 메디젯 | 약물 투입 장치 |
KR102385578B1 (ko) | 2019-10-30 | 2022-04-13 | 주식회사 메디젯 | 약물 투입 장치 |
JP7494426B2 (ja) * | 2020-04-14 | 2024-06-04 | ジェイシス メディカル インコーポレイテッド | パルス衝撃波を利用した無針注射器 |
WO2021210901A1 (ko) * | 2020-04-14 | 2021-10-21 | 주식회사 제이시스메디칼 | 펄스 충격파를 이용한 약액 주입 장치 |
KR102406923B1 (ko) | 2020-05-29 | 2022-06-10 | 주식회사 메디젯 | 약물 투입 장치 |
KR102357165B1 (ko) | 2020-06-26 | 2022-01-28 | 주식회사 메디젯 | 약물 전달 장치 |
KR102357177B1 (ko) | 2020-07-01 | 2022-01-28 | 주식회사 메디젯 | 약물 전달 장치 |
KR102521031B1 (ko) * | 2021-01-26 | 2023-04-12 | 주식회사 제이시스메디칼 | 충격파를 이용한 수중방전 기반의 무침 주사기 |
FR3126883A1 (fr) * | 2021-09-16 | 2023-03-17 | L'oreal | Générateur d'étincelles pour générer une pression, injecteur de formule comprenant un générateur d'étincelles, procédé de génération de pression par étincelles et procédé d’injection de formule |
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2018
- 2018-04-09 KR KR1020180040865A patent/KR102149190B1/ko active IP Right Grant
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2019
- 2019-04-04 WO PCT/KR2019/003974 patent/WO2019198971A1/ko unknown
- 2019-04-04 US US17/045,676 patent/US11883634B2/en active Active
- 2019-04-04 EP EP19785272.6A patent/EP3777932A4/en active Pending
- 2019-04-04 CN CN201980038016.2A patent/CN112368038B/zh active Active
- 2019-04-04 JP JP2021503685A patent/JP7083423B2/ja active Active
Patent Citations (3)
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US20010027293A1 (en) | 1999-06-29 | 2001-10-04 | Ashok V. Joshi | Storage stable fluid injection device and associated process |
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JP2016198328A (ja) | 2015-04-10 | 2016-12-01 | 株式会社ダイセル | 注射器 |
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CN112368038B (zh) | 2023-05-16 |
JP2021517852A (ja) | 2021-07-29 |
WO2019198971A1 (ko) | 2019-10-17 |
US20210023304A1 (en) | 2021-01-28 |
CN112368038A (zh) | 2021-02-12 |
KR102149190B1 (ko) | 2020-08-28 |
EP3777932A4 (en) | 2021-12-22 |
KR20190117919A (ko) | 2019-10-17 |
US11883634B2 (en) | 2024-01-30 |
EP3777932A1 (en) | 2021-02-17 |
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