CA2450367C - Microneedles for minimally invasive drug delivery - Google Patents
Microneedles for minimally invasive drug delivery Download PDFInfo
- Publication number
- CA2450367C CA2450367C CA002450367A CA2450367A CA2450367C CA 2450367 C CA2450367 C CA 2450367C CA 002450367 A CA002450367 A CA 002450367A CA 2450367 A CA2450367 A CA 2450367A CA 2450367 C CA2450367 C CA 2450367C
- Authority
- CA
- Canada
- Prior art keywords
- microneedle
- tip
- microneedles
- substrate
- fluid
- 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.)
- Expired - Fee Related
Links
- 238000012377 drug delivery Methods 0.000 title claims abstract description 31
- 239000012530 fluid Substances 0.000 claims abstract description 144
- 239000000758 substrate Substances 0.000 claims abstract description 109
- 238000000034 method Methods 0.000 claims abstract description 57
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 claims abstract description 53
- 229910052710 silicon Inorganic materials 0.000 claims abstract description 53
- 239000010703 silicon Substances 0.000 claims abstract description 53
- 150000004767 nitrides Chemical class 0.000 claims abstract description 45
- 238000005530 etching Methods 0.000 claims abstract description 34
- 238000004519 manufacturing process Methods 0.000 claims abstract description 19
- 230000002500 effect on skin Effects 0.000 claims description 18
- 238000004891 communication Methods 0.000 claims description 15
- 239000013060 biological fluid Substances 0.000 claims description 13
- 238000002405 diagnostic procedure Methods 0.000 claims description 7
- WQZGKKKJIJFFOK-GASJEMHNSA-N Glucose Natural products OC[C@H]1OC(O)[C@H](O)[C@@H](O)[C@@H]1O WQZGKKKJIJFFOK-GASJEMHNSA-N 0.000 claims description 4
- 239000008103 glucose Substances 0.000 claims description 4
- 238000007789 sealing Methods 0.000 claims description 4
- 239000012528 membrane Substances 0.000 claims description 3
- 229910021420 polycrystalline silicon Inorganic materials 0.000 claims description 3
- 229920005591 polysilicon Polymers 0.000 claims description 3
- 238000005070 sampling Methods 0.000 claims description 2
- 238000012545 processing Methods 0.000 claims 2
- 238000000151 deposition Methods 0.000 claims 1
- 238000001802 infusion Methods 0.000 claims 1
- 238000012544 monitoring process Methods 0.000 claims 1
- 239000004065 semiconductor Substances 0.000 abstract description 16
- 238000003491 array Methods 0.000 abstract description 8
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 22
- 230000008569 process Effects 0.000 description 18
- 239000003814 drug Substances 0.000 description 9
- 229940079593 drug Drugs 0.000 description 9
- 210000004369 blood Anatomy 0.000 description 8
- 239000008280 blood Substances 0.000 description 8
- 239000000463 material Substances 0.000 description 8
- 235000012239 silicon dioxide Nutrition 0.000 description 8
- 229910052814 silicon oxide Inorganic materials 0.000 description 8
- 239000000126 substance Substances 0.000 description 8
- 230000000875 corresponding effect Effects 0.000 description 7
- 238000001020 plasma etching Methods 0.000 description 7
- 239000000377 silicon dioxide Substances 0.000 description 6
- 229910052581 Si3N4 Inorganic materials 0.000 description 5
- 239000004020 conductor Substances 0.000 description 5
- 230000000694 effects Effects 0.000 description 5
- 238000002347 injection Methods 0.000 description 5
- 239000007924 injection Substances 0.000 description 5
- HQVNEWCFYHHQES-UHFFFAOYSA-N silicon nitride Chemical compound N12[Si]34N5[Si]62N3[Si]51N64 HQVNEWCFYHHQES-UHFFFAOYSA-N 0.000 description 5
- WGTYBPLFGIVFAS-UHFFFAOYSA-M tetramethylammonium hydroxide Chemical compound [OH-].C[N+](C)(C)C WGTYBPLFGIVFAS-UHFFFAOYSA-M 0.000 description 5
- QGZKDVFQNNGYKY-UHFFFAOYSA-N Ammonia Chemical compound N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 description 4
- KWYUFKZDYYNOTN-UHFFFAOYSA-M Potassium hydroxide Chemical compound [OH-].[K+] KWYUFKZDYYNOTN-UHFFFAOYSA-M 0.000 description 4
- 230000003466 anti-cipated effect Effects 0.000 description 4
- 230000004888 barrier function Effects 0.000 description 4
- 230000015572 biosynthetic process Effects 0.000 description 4
- 239000010408 film Substances 0.000 description 4
- 210000001519 tissue Anatomy 0.000 description 4
- 235000012431 wafers Nutrition 0.000 description 4
- 238000001039 wet etching Methods 0.000 description 4
- QTBSBXVTEAMEQO-UHFFFAOYSA-N Acetic acid Chemical compound CC(O)=O QTBSBXVTEAMEQO-UHFFFAOYSA-N 0.000 description 3
- XPDWGBQVDMORPB-UHFFFAOYSA-N Fluoroform Chemical compound FC(F)F XPDWGBQVDMORPB-UHFFFAOYSA-N 0.000 description 3
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 description 3
- 229940088623 biologically active substance Drugs 0.000 description 3
- 206010012601 diabetes mellitus Diseases 0.000 description 3
- 239000007789 gas Substances 0.000 description 3
- 239000011521 glass Substances 0.000 description 3
- 239000000203 mixture Substances 0.000 description 3
- TXEYQDLBPFQVAA-UHFFFAOYSA-N tetrafluoromethane Chemical compound FC(F)(F)F TXEYQDLBPFQVAA-UHFFFAOYSA-N 0.000 description 3
- KRHYYFGTRYWZRS-UHFFFAOYSA-N Fluorane Chemical compound F KRHYYFGTRYWZRS-UHFFFAOYSA-N 0.000 description 2
- VEXZGXHMUGYJMC-UHFFFAOYSA-N Hydrochloric acid Chemical compound Cl VEXZGXHMUGYJMC-UHFFFAOYSA-N 0.000 description 2
- MHAJPDPJQMAIIY-UHFFFAOYSA-N Hydrogen peroxide Chemical compound OO MHAJPDPJQMAIIY-UHFFFAOYSA-N 0.000 description 2
- NBIIXXVUZAFLBC-UHFFFAOYSA-N Phosphoric acid Chemical compound OP(O)(O)=O NBIIXXVUZAFLBC-UHFFFAOYSA-N 0.000 description 2
- 239000004642 Polyimide Substances 0.000 description 2
- QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 description 2
- 238000013459 approach Methods 0.000 description 2
- 230000001276 controlling effect Effects 0.000 description 2
- 230000007423 decrease Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 229910052732 germanium Inorganic materials 0.000 description 2
- GNPVGFCGXDBREM-UHFFFAOYSA-N germanium atom Chemical compound [Ge] GNPVGFCGXDBREM-UHFFFAOYSA-N 0.000 description 2
- 239000007788 liquid Substances 0.000 description 2
- 238000004518 low pressure chemical vapour deposition Methods 0.000 description 2
- 230000000873 masking effect Effects 0.000 description 2
- 229920001721 polyimide Polymers 0.000 description 2
- 239000010453 quartz Substances 0.000 description 2
- 238000011160 research Methods 0.000 description 2
- DDFHBQSCUXNBSA-UHFFFAOYSA-N 5-(5-carboxythiophen-2-yl)thiophene-2-carboxylic acid Chemical compound S1C(C(=O)O)=CC=C1C1=CC=C(C(O)=O)S1 DDFHBQSCUXNBSA-UHFFFAOYSA-N 0.000 description 1
- VHUUQVKOLVNVRT-UHFFFAOYSA-N Ammonium hydroxide Chemical compound [NH4+].[OH-] VHUUQVKOLVNVRT-UHFFFAOYSA-N 0.000 description 1
- GRYLNZFGIOXLOG-UHFFFAOYSA-N Nitric acid Chemical compound O[N+]([O-])=O GRYLNZFGIOXLOG-UHFFFAOYSA-N 0.000 description 1
- 206010033372 Pain and discomfort Diseases 0.000 description 1
- 229910000147 aluminium phosphate Inorganic materials 0.000 description 1
- 229910021529 ammonia Inorganic materials 0.000 description 1
- 239000000908 ammonium hydroxide Substances 0.000 description 1
- 238000004458 analytical method Methods 0.000 description 1
- 238000000137 annealing Methods 0.000 description 1
- 230000003110 anti-inflammatory effect Effects 0.000 description 1
- 238000010420 art technique Methods 0.000 description 1
- 238000010923 batch production Methods 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- WGLPBDUCMAPZCE-UHFFFAOYSA-N chromium trioxide Inorganic materials O=[Cr](=O)=O WGLPBDUCMAPZCE-UHFFFAOYSA-N 0.000 description 1
- 229940117975 chromium trioxide Drugs 0.000 description 1
- GAMDZJFZMJECOS-UHFFFAOYSA-N chromium(6+);oxygen(2-) Chemical compound [O-2].[O-2].[O-2].[Cr+6] GAMDZJFZMJECOS-UHFFFAOYSA-N 0.000 description 1
- 230000001419 dependent effect Effects 0.000 description 1
- MROCJMGDEKINLD-UHFFFAOYSA-N dichlorosilane Chemical compound Cl[SiH2]Cl MROCJMGDEKINLD-UHFFFAOYSA-N 0.000 description 1
- 230000006870 function Effects 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 238000007654 immersion Methods 0.000 description 1
- 238000010348 incorporation Methods 0.000 description 1
- 230000010365 information processing Effects 0.000 description 1
- 208000014674 injury Diseases 0.000 description 1
- 238000011068 loading method Methods 0.000 description 1
- 238000003754 machining Methods 0.000 description 1
- 238000001465 metallisation Methods 0.000 description 1
- -1 metallization Polymers 0.000 description 1
- 238000002156 mixing Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 210000005036 nerve Anatomy 0.000 description 1
- 229910017604 nitric acid Inorganic materials 0.000 description 1
- 229910000069 nitrogen hydride Inorganic materials 0.000 description 1
- 239000011368 organic material Substances 0.000 description 1
- 230000035515 penetration Effects 0.000 description 1
- 238000000206 photolithography Methods 0.000 description 1
- 239000004033 plastic Substances 0.000 description 1
- 238000006722 reduction reaction Methods 0.000 description 1
- 230000004044 response Effects 0.000 description 1
- 239000002210 silicon-based material Substances 0.000 description 1
- 210000004872 soft tissue Anatomy 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
- 239000010409 thin film Substances 0.000 description 1
- 230000008733 trauma Effects 0.000 description 1
- 238000007740 vapor deposition Methods 0.000 description 1
- 238000007704 wet chemistry method Methods 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B81—MICROSTRUCTURAL TECHNOLOGY
- B81C—PROCESSES OR APPARATUS SPECIALLY ADAPTED FOR THE MANUFACTURE OR TREATMENT OF MICROSTRUCTURAL DEVICES OR SYSTEMS
- B81C1/00—Manufacture or treatment of devices or systems in or on a substrate
- B81C1/00015—Manufacture or treatment of devices or systems in or on a substrate for manufacturing microsystems
- B81C1/00023—Manufacture or treatment of devices or systems in or on a substrate for manufacturing microsystems without movable or flexible elements
- B81C1/00111—Tips, pillars, i.e. raised structures
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B5/00—Measuring for diagnostic purposes; Identification of persons
- A61B5/145—Measuring characteristics of blood in vivo, e.g. gas concentration or pH-value ; Measuring characteristics of body fluids or tissues, e.g. interstitial fluid or cerebral tissue
- A61B5/14507—Measuring characteristics of blood in vivo, e.g. gas concentration or pH-value ; Measuring characteristics of body fluids or tissues, e.g. interstitial fluid or cerebral tissue specially adapted for measuring characteristics of body fluids other than blood
- A61B5/1451—Measuring characteristics of blood in vivo, e.g. gas concentration or pH-value ; Measuring characteristics of body fluids or tissues, e.g. interstitial fluid or cerebral tissue specially adapted for measuring characteristics of body fluids other than blood for interstitial fluid
- A61B5/14514—Measuring characteristics of blood in vivo, e.g. gas concentration or pH-value ; Measuring characteristics of body fluids or tissues, e.g. interstitial fluid or cerebral tissue specially adapted for measuring characteristics of body fluids other than blood for interstitial fluid using means for aiding extraction of interstitial fluid, e.g. microneedles or suction
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B5/00—Measuring for diagnostic purposes; Identification of persons
- A61B5/15—Devices for taking samples of blood
- A61B5/150007—Details
- A61B5/150015—Source of blood
- A61B5/150022—Source of blood for capillary blood or interstitial fluid
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B5/00—Measuring for diagnostic purposes; Identification of persons
- A61B5/15—Devices for taking samples of blood
- A61B5/150007—Details
- A61B5/150206—Construction or design features not otherwise provided for; manufacturing or production; packages; sterilisation of piercing element, piercing device or sampling device
- A61B5/150221—Valves
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B5/00—Measuring for diagnostic purposes; Identification of persons
- A61B5/15—Devices for taking samples of blood
- A61B5/150007—Details
- A61B5/150206—Construction or design features not otherwise provided for; manufacturing or production; packages; sterilisation of piercing element, piercing device or sampling device
- A61B5/150274—Manufacture or production processes or steps for blood sampling devices
- A61B5/150282—Manufacture or production processes or steps for blood sampling devices for piercing elements, e.g. blade, lancet, canula, needle
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B5/00—Measuring for diagnostic purposes; Identification of persons
- A61B5/15—Devices for taking samples of blood
- A61B5/150007—Details
- A61B5/150748—Having means for aiding positioning of the piercing device at a location where the body is to be pierced
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B5/00—Measuring for diagnostic purposes; Identification of persons
- A61B5/15—Devices for taking samples of blood
- A61B5/150007—Details
- A61B5/150847—Communication to or from blood sampling device
- A61B5/15087—Communication to or from blood sampling device short range, e.g. between console and disposable
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B5/00—Measuring for diagnostic purposes; Identification of persons
- A61B5/15—Devices for taking samples of blood
- A61B5/150969—Low-profile devices which resemble patches or plasters, e.g. also allowing collection of blood samples for testing
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B5/00—Measuring for diagnostic purposes; Identification of persons
- A61B5/15—Devices for taking samples of blood
- A61B5/150977—Arrays of piercing elements for simultaneous piercing
- A61B5/150984—Microneedles or microblades
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B5/00—Measuring for diagnostic purposes; Identification of persons
- A61B5/15—Devices for taking samples of blood
- A61B5/157—Devices characterised by integrated means for measuring characteristics of blood
-
- 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
- A61M2037/003—Other apparatus for introducing media into the body; Percutany, i.e. introducing medicines into the body by diffusion through the skin by using microneedles having a lumen
-
- 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
- A61M2037/0038—Other apparatus for introducing media into the body; Percutany, i.e. introducing medicines into the body by diffusion through the skin by using microneedles having a channel at the side surface
-
- 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
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B81—MICROSTRUCTURAL TECHNOLOGY
- B81B—MICROSTRUCTURAL DEVICES OR SYSTEMS, e.g. MICROMECHANICAL DEVICES
- B81B2201/00—Specific applications of microelectromechanical systems
- B81B2201/05—Microfluidics
- B81B2201/055—Microneedles
Landscapes
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Public Health (AREA)
- Physics & Mathematics (AREA)
- Biomedical Technology (AREA)
- Heart & Thoracic Surgery (AREA)
- Medical Informatics (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Veterinary Medicine (AREA)
- Biophysics (AREA)
- Pathology (AREA)
- Molecular Biology (AREA)
- Surgery (AREA)
- Hematology (AREA)
- Manufacturing & Machinery (AREA)
- Optics & Photonics (AREA)
- Chemical & Material Sciences (AREA)
- Analytical Chemistry (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Dermatology (AREA)
- Anesthesiology (AREA)
- Vascular Medicine (AREA)
- Media Introduction/Drainage Providing Device (AREA)
- Micromachines (AREA)
- Infusion, Injection, And Reservoir Apparatuses (AREA)
- Medicines That Contain Protein Lipid Enzymes And Other Medicines (AREA)
- Medicines Containing Antibodies Or Antigens For Use As Internal Diagnostic Agents (AREA)
- Medicinal Preparation (AREA)
- Measurement Of The Respiration, Hearing Ability, Form, And Blood Characteristics Of Living Organisms (AREA)
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US09/880,377 US6767341B2 (en) | 2001-06-13 | 2001-06-13 | Microneedles for minimally invasive drug delivery |
| US09/880,377 | 2001-06-13 | ||
| PCT/US2002/016323 WO2002100474A2 (en) | 2001-06-13 | 2002-05-22 | Microneedles for minimally invasive drug delivery and method of manufacturing the same |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CA2450367A1 CA2450367A1 (en) | 2002-12-19 |
| CA2450367C true CA2450367C (en) | 2009-12-15 |
Family
ID=25376125
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CA002450367A Expired - Fee Related CA2450367C (en) | 2001-06-13 | 2002-05-22 | Microneedles for minimally invasive drug delivery |
Country Status (9)
| Country | Link |
|---|---|
| US (2) | US6767341B2 (enExample) |
| EP (2) | EP1695734B1 (enExample) |
| JP (1) | JP4286131B2 (enExample) |
| AT (1) | ATE397473T1 (enExample) |
| AU (1) | AU2002312013A1 (enExample) |
| CA (1) | CA2450367C (enExample) |
| DE (2) | DE60217510T2 (enExample) |
| ES (2) | ES2308657T3 (enExample) |
| WO (1) | WO2002100474A2 (enExample) |
Families Citing this family (233)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| IL134997A0 (en) * | 2000-03-09 | 2001-05-20 | Yehoshua Yeshurun | Health care system based on micro device |
| US6533949B1 (en) * | 2000-08-28 | 2003-03-18 | Nanopass Ltd. | Microneedle structure and production method therefor |
| RU2275871C2 (ru) * | 2000-10-13 | 2006-05-10 | Алза Корпорейшн | Устройство и способ для прокалывания кожи микровыступами |
| US7108681B2 (en) * | 2000-10-16 | 2006-09-19 | Corium International, Inc. | Microstructures for delivering a composition cutaneously to skin |
| US7828827B2 (en) | 2002-05-24 | 2010-11-09 | Corium International, Inc. | Method of exfoliation of skin using closely-packed microstructures |
| US7131987B2 (en) | 2000-10-16 | 2006-11-07 | Corium International, Inc. | Microstructures and method for treating and conditioning skin which cause less irritation during exfoliation |
| US6663820B2 (en) * | 2001-03-14 | 2003-12-16 | The Procter & Gamble Company | Method of manufacturing microneedle structures using soft lithography and photolithography |
| US6749792B2 (en) * | 2001-07-09 | 2004-06-15 | Lifescan, Inc. | Micro-needles and methods of manufacture and use thereof |
| SE0102736D0 (sv) * | 2001-08-14 | 2001-08-14 | Patrick Griss | Side opened out-of-plane microneedles for microfluidic transdermal interfacing and fabrication process of side opened out-of-plane microneedles |
| US20030044318A1 (en) * | 2001-09-05 | 2003-03-06 | Lorin Olson | Devices for analyte concentration determination and methods of using the same |
| US20040087992A1 (en) * | 2002-08-09 | 2004-05-06 | Vladimir Gartstein | Microstructures for delivering a composition cutaneously to skin using rotatable structures |
| DE10238266A1 (de) * | 2002-02-28 | 2003-11-06 | Ibidi Gmbh | Mikrofluidsystem |
| EP1590034B1 (en) * | 2002-10-07 | 2014-05-14 | Biovalve Technologies, Inc. | Microneedle array patch |
| US7578954B2 (en) * | 2003-02-24 | 2009-08-25 | Corium International, Inc. | Method for manufacturing microstructures having multiple microelements with through-holes |
| US7415299B2 (en) * | 2003-04-18 | 2008-08-19 | The Regents Of The University Of California | Monitoring method and/or apparatus |
| AU2004244909A1 (en) * | 2003-06-10 | 2004-12-16 | Medrx Co., Ltd. | Process for producing pad base for transdermal drug administration, pad base for transdermal drug administration and needle |
| US7920906B2 (en) | 2005-03-10 | 2011-04-05 | Dexcom, Inc. | System and methods for processing analyte sensor data for sensor calibration |
| US9247900B2 (en) | 2004-07-13 | 2016-02-02 | Dexcom, Inc. | Analyte sensor |
| US20050228313A1 (en) * | 2003-12-04 | 2005-10-13 | University Technologies International Inc. | Fluid sampling, analysis and delivery system |
| GB0402131D0 (en) | 2004-01-30 | 2004-03-03 | Isis Innovation | Delivery method |
| US7611481B2 (en) | 2004-03-24 | 2009-11-03 | Corium International, Inc. | Transdermal delivery device |
| US7850676B2 (en) * | 2004-04-19 | 2010-12-14 | The Invention Science Fund I, Llc | System with a reservoir for perfusion management |
| US20070292445A1 (en) * | 2004-07-06 | 2007-12-20 | Transpharma Medical Ltd. | Delivery system for transdermal immunization |
| US20070045902A1 (en) | 2004-07-13 | 2007-03-01 | Brauker James H | Analyte sensor |
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- 2001-06-13 US US09/880,377 patent/US6767341B2/en not_active Expired - Lifetime
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2002
- 2002-05-22 CA CA002450367A patent/CA2450367C/en not_active Expired - Fee Related
- 2002-05-22 WO PCT/US2002/016323 patent/WO2002100474A2/en not_active Ceased
- 2002-05-22 EP EP06111487A patent/EP1695734B1/en not_active Expired - Lifetime
- 2002-05-22 EP EP02739360A patent/EP1418977B1/en not_active Expired - Lifetime
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- 2002-05-22 JP JP2003503290A patent/JP4286131B2/ja not_active Expired - Fee Related
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- 2002-05-22 AU AU2002312013A patent/AU2002312013A1/en not_active Abandoned
- 2002-05-22 AT AT06111487T patent/ATE397473T1/de not_active IP Right Cessation
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| ES2308657T3 (es) | 2008-12-01 |
| JP4286131B2 (ja) | 2009-06-24 |
| JP2005503194A (ja) | 2005-02-03 |
| EP1695734B1 (en) | 2008-06-04 |
| ES2278926T3 (es) | 2007-08-16 |
| US20040186419A1 (en) | 2004-09-23 |
| WO2002100474A2 (en) | 2002-12-19 |
| DE60227014D1 (de) | 2008-07-17 |
| ATE397473T1 (de) | 2008-06-15 |
| CA2450367A1 (en) | 2002-12-19 |
| DE60217510T2 (de) | 2007-11-15 |
| EP1418977A2 (en) | 2004-05-19 |
| EP1695734A1 (en) | 2006-08-30 |
| US6767341B2 (en) | 2004-07-27 |
| DE60217510D1 (de) | 2007-02-22 |
| WO2002100474A3 (en) | 2004-03-11 |
| US20020193754A1 (en) | 2002-12-19 |
| AU2002312013A1 (en) | 2002-12-23 |
| US6980855B2 (en) | 2005-12-27 |
| EP1418977B1 (en) | 2007-01-10 |
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