JP6995830B2 - 生体吸収性金属を用いたマイクロニードル - Google Patents
生体吸収性金属を用いたマイクロニードル Download PDFInfo
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- JP6995830B2 JP6995830B2 JP2019503880A JP2019503880A JP6995830B2 JP 6995830 B2 JP6995830 B2 JP 6995830B2 JP 2019503880 A JP2019503880 A JP 2019503880A JP 2019503880 A JP2019503880 A JP 2019503880A JP 6995830 B2 JP6995830 B2 JP 6995830B2
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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
- 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
- A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
- A61K9/00—Medicinal preparations characterised by special physical form
- A61K9/0012—Galenical forms characterised by the site of application
- A61K9/0019—Injectable compositions; Intramuscular, intravenous, arterial, subcutaneous administration; Compositions to be administered through the skin in an invasive manner
- A61K9/0021—Intradermal administration, e.g. through microneedle arrays, needleless injectors
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61L—METHODS OR APPARATUS FOR STERILISING MATERIALS OR OBJECTS IN GENERAL; DISINFECTION, STERILISATION OR DEODORISATION OF AIR; CHEMICAL ASPECTS OF BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES; MATERIALS FOR BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES
- A61L31/00—Materials for other surgical articles, e.g. stents, stent-grafts, shunts, surgical drapes, guide wires, materials for adhesion prevention, occluding devices, surgical gloves, tissue fixation devices
- A61L31/02—Inorganic materials
- A61L31/022—Metals or alloys
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61L—METHODS OR APPARATUS FOR STERILISING MATERIALS OR OBJECTS IN GENERAL; DISINFECTION, STERILISATION OR DEODORISATION OF AIR; CHEMICAL ASPECTS OF BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES; MATERIALS FOR BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES
- A61L31/00—Materials for other surgical articles, e.g. stents, stent-grafts, shunts, surgical drapes, guide wires, materials for adhesion prevention, occluding devices, surgical gloves, tissue fixation devices
- A61L31/08—Materials for coatings
- A61L31/10—Macromolecular materials
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61L—METHODS OR APPARATUS FOR STERILISING MATERIALS OR OBJECTS IN GENERAL; DISINFECTION, STERILISATION OR DEODORISATION OF AIR; CHEMICAL ASPECTS OF BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES; MATERIALS FOR BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES
- A61L31/00—Materials for other surgical articles, e.g. stents, stent-grafts, shunts, surgical drapes, guide wires, materials for adhesion prevention, occluding devices, surgical gloves, tissue fixation devices
- A61L31/14—Materials characterised by their function or physical properties, e.g. injectable or lubricating compositions, shape-memory materials, surface modified materials
- A61L31/148—Materials at least partially resorbable by the body
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61L—METHODS OR APPARATUS FOR STERILISING MATERIALS OR OBJECTS IN GENERAL; DISINFECTION, STERILISATION OR DEODORISATION OF AIR; CHEMICAL ASPECTS OF BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES; MATERIALS FOR BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES
- A61L31/00—Materials for other surgical articles, e.g. stents, stent-grafts, shunts, surgical drapes, guide wires, materials for adhesion prevention, occluding devices, surgical gloves, tissue fixation devices
- A61L31/14—Materials characterised by their function or physical properties, e.g. injectable or lubricating compositions, shape-memory materials, surface modified materials
- A61L31/16—Biologically active materials, e.g. therapeutic substances
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61P—SPECIFIC THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS OR MEDICINAL PREPARATIONS
- A61P17/00—Drugs for dermatological disorders
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61P—SPECIFIC THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS OR MEDICINAL PREPARATIONS
- A61P29/00—Non-central analgesic, antipyretic or antiinflammatory agents, e.g. antirheumatic agents; Non-steroidal antiinflammatory drugs [NSAID]
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61P—SPECIFIC THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS OR MEDICINAL PREPARATIONS
- A61P43/00—Drugs for specific purposes, not provided for in groups A61P1/00-A61P41/00
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61L—METHODS OR APPARATUS FOR STERILISING MATERIALS OR OBJECTS IN GENERAL; DISINFECTION, STERILISATION OR DEODORISATION OF AIR; CHEMICAL ASPECTS OF BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES; MATERIALS FOR BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES
- A61L2300/00—Biologically active materials used in bandages, wound dressings, absorbent pads or medical devices
- A61L2300/60—Biologically active materials used in bandages, wound dressings, absorbent pads or medical devices characterised by a special physical form
- A61L2300/602—Type of release, e.g. controlled, sustained, slow
- A61L2300/604—Biodegradation
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61L—METHODS OR APPARATUS FOR STERILISING MATERIALS OR OBJECTS IN GENERAL; DISINFECTION, STERILISATION OR DEODORISATION OF AIR; CHEMICAL ASPECTS OF BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES; MATERIALS FOR BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES
- A61L2300/00—Biologically active materials used in bandages, wound dressings, absorbent pads or medical devices
- A61L2300/60—Biologically active materials used in bandages, wound dressings, absorbent pads or medical devices characterised by a special physical form
- A61L2300/606—Coatings
-
- 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
- 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
- A61M2037/0061—Methods for using microneedles
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- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Heart & Thoracic Surgery (AREA)
- Epidemiology (AREA)
- Engineering & Computer Science (AREA)
- Surgery (AREA)
- Vascular Medicine (AREA)
- Chemical & Material Sciences (AREA)
- Dermatology (AREA)
- Medicinal Chemistry (AREA)
- Biomedical Technology (AREA)
- Pharmacology & Pharmacy (AREA)
- Medical Informatics (AREA)
- Anesthesiology (AREA)
- Hematology (AREA)
- Molecular Biology (AREA)
- General Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
- Organic Chemistry (AREA)
- Inorganic Chemistry (AREA)
- Bioinformatics & Cheminformatics (AREA)
- Rheumatology (AREA)
- Pain & Pain Management (AREA)
- Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
- Media Introduction/Drainage Providing Device (AREA)
- Medicinal Preparation (AREA)
- Materials For Medical Uses (AREA)
- Medicines That Contain Protein Lipid Enzymes And Other Medicines (AREA)
- Infusion, Injection, And Reservoir Apparatuses (AREA)
Description
110 基板部
120 ニードル部
130 切取部
P 連結部位
Claims (5)
- 基板部と、
前記基板部に設けられ、前記基板部上から突出して皮膚に挿入されるニードル部と、
前記ニードル部と前記基板部との連結部位に形成された切取部と、
を含み、
前記基板部及び前記ニードル部は生体吸収性金属で形成されていて、
前記ニードル部は、前記基板部に形成されたニードル孔と、前記ニードル孔に収容されたまま前記基板部と一端が連結された第1ニードルと、前記第1ニードルの他端と一端が連結されたまま前記ニードル孔に収容された第2ニードルと、を含み、
前記切取部は、前記第1ニードルの一端から前記第1ニードルの幅方向に沿って配置された多数のスリット孔を含み、
前記切取部は、ノッチをさらに含み、前記ノッチは、前記第1ニードルの一端の幅方向の両側に配置され、前記スリット孔が配置された方向に形成されており、
前記生体吸収性金属は、マグネシウム及び亜鉛のうちの少なくとも一つの成分を含み、分解過程でMg2+イオン、MgCl2、水素ガスまたはZn2+イオン、ZnO、水素ガスが生成されて体内へ伝達され、
前記ニードル部は、前記基板部が皮膚上から分離されると、前記基板部から離脱して皮膚に残留することを特徴とする、生体吸収性金属を用いたマイクロニードル。 - 前記第2ニードルは、一端から他端へ行くほど次第に幅が狭くなる形状に形成され、その一端は前記第1ニードルの幅よりも大きい幅に形成されることにより係止部をなすことを特徴とする、請求項1に記載の生体吸収性金属を用いたマイクロニードル。
- 前記係止部は、皮膚に接触した前記基板部が前記皮膚上から分離されるとき、皮膚組織に係止され、前記第1ニードルと前記第2ニードルが皮下組織に結着されるようにすることを特徴とする、請求項2に記載の生体吸収性金属を用いたマイクロニードル。
- 前記第1ニードルまたは前記第2ニードルの周面には、担持溝が前記第1ニードルまたは前記第2ニードルの周方向に沿って多数設けられていることを特徴とする、請求項1に記載の生体吸収性金属を用いたマイクロニードル。
- 前記担持溝が前記第1ニードルまたは前記第2ニードルの上面または底面にさらに設けられていることを特徴とする、請求項4に記載の生体吸収性金属を用いたマイクロニードル。
Applications Claiming Priority (5)
Application Number | Priority Date | Filing Date | Title |
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KR10-2016-0042690 | 2016-04-07 | ||
KR20160042690 | 2016-04-07 | ||
KR1020160181865A KR101879851B1 (ko) | 2016-04-07 | 2016-12-29 | 생체흡수성 금속을 이용한 마이크로 니들 |
KR10-2016-0181865 | 2016-12-29 | ||
PCT/KR2017/003775 WO2017176069A2 (ko) | 2016-04-07 | 2017-04-06 | 생체흡수성 금속을 이용한 마이크로 니들 |
Publications (2)
Publication Number | Publication Date |
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JP2019510618A JP2019510618A (ja) | 2019-04-18 |
JP6995830B2 true JP6995830B2 (ja) | 2022-01-17 |
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JP2019503880A Active JP6995830B2 (ja) | 2016-04-07 | 2017-04-06 | 生体吸収性金属を用いたマイクロニードル |
JP2019503883A Active JP6794528B2 (ja) | 2016-04-07 | 2017-04-07 | 生体分解性金属を用いたマイクロニードル |
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JP2019503883A Active JP6794528B2 (ja) | 2016-04-07 | 2017-04-07 | 生体分解性金属を用いたマイクロニードル |
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US (2) | US20190151638A1 (ja) |
EP (2) | EP3441107B1 (ja) |
JP (2) | JP6995830B2 (ja) |
KR (5) | KR20170115429A (ja) |
CN (2) | CN109069812B (ja) |
BR (1) | BR112018070666A2 (ja) |
ES (2) | ES2863905T3 (ja) |
MX (2) | MX2018012334A (ja) |
PL (2) | PL3441107T3 (ja) |
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CN109069814A (zh) | 2018-12-21 |
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CN109069812A (zh) | 2018-12-21 |
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EP3444003B1 (en) | 2022-03-09 |
MX2018012334A (es) | 2019-03-28 |
EP3441107A4 (en) | 2020-01-08 |
PL3441107T3 (pl) | 2021-08-02 |
JP2019510618A (ja) | 2019-04-18 |
JP2019515949A (ja) | 2019-06-13 |
JP6794528B2 (ja) | 2020-12-02 |
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CN109069812B (zh) | 2021-05-07 |
KR20170115431A (ko) | 2017-10-17 |
BR112018070658A2 (pt) | 2019-02-05 |
ES2913153T3 (es) | 2022-05-31 |
KR101879851B1 (ko) | 2018-07-18 |
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