ATE168497T1 - Mikropartikelschaltvorrichtung - Google Patents

Mikropartikelschaltvorrichtung

Info

Publication number
ATE168497T1
ATE168497T1 AT94909480T AT94909480T ATE168497T1 AT E168497 T1 ATE168497 T1 AT E168497T1 AT 94909480 T AT94909480 T AT 94909480T AT 94909480 T AT94909480 T AT 94909480T AT E168497 T1 ATE168497 T1 AT E168497T1
Authority
AT
Austria
Prior art keywords
microparticle
switching device
polymer element
microparticle polymer
employ
Prior art date
Application number
AT94909480T
Other languages
English (en)
Inventor
Julio M Fernandez
Chaya Nanavati
Original Assignee
Mayo Foundation
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
Application filed by Mayo Foundation filed Critical Mayo Foundation
Application granted granted Critical
Publication of ATE168497T1 publication Critical patent/ATE168497T1/de

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
    • 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
    • A61M5/14—Infusion devices, e.g. infusing by gravity; Blood infusion; Accessories therefor
    • A61M5/142—Pressure infusion, e.g. using pumps
    • A61M5/14244—Pressure infusion, e.g. using pumps adapted to be carried by the patient, e.g. portable on the body
    • A61M5/14276—Pressure infusion, e.g. using pumps adapted to be carried by the patient, e.g. portable on the body specially adapted for implantation
    • 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
    • A61K9/10—Dispersions; Emulsions
    • A61K9/127—Synthetic bilayered vehicles, e.g. liposomes or liposomes with cholesterol as the only non-phosphatidyl surfactant
    • 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
    • A61K9/14—Particulate form, e.g. powders, Processes for size reducing of pure drugs or the resulting products, Pure drug nanoparticles
    • A61K9/16—Agglomerates; Granulates; Microbeadlets ; Microspheres; Pellets; Solid products obtained by spray drying, spray freeze drying, spray congealing,(multiple) emulsion solvent evaporation or extraction
    • A61K9/1605—Excipients; Inactive ingredients
    • A61K9/1629—Organic macromolecular compounds
    • A61K9/1652—Polysaccharides, e.g. alginate, cellulose derivatives; Cyclodextrin
    • 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
    • A61M5/14—Infusion devices, e.g. infusing by gravity; Blood infusion; Accessories therefor
    • A61M5/168—Means for controlling media flow to the body or for metering media to the body, e.g. drip meters, counters
    • A61M5/16804—Active flow controllers
    • A61M5/16813—Active flow controllers by controlling the degree of opening of the flow line
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
    • F15C—FLUID-CIRCUIT ELEMENTS PREDOMINANTLY USED FOR COMPUTING OR CONTROL PURPOSES
    • F15C5/00—Manufacture of fluid circuit elements; Manufacture of assemblages of such elements integrated circuits
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01G—CAPACITORS; CAPACITORS, RECTIFIERS, DETECTORS, SWITCHING DEVICES, LIGHT-SENSITIVE OR TEMPERATURE-SENSITIVE DEVICES OF THE ELECTROLYTIC TYPE
    • H01G9/00—Electrolytic capacitors, rectifiers, detectors, switching devices, light-sensitive or temperature-sensitive devices; Processes of their manufacture
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01G—CAPACITORS; CAPACITORS, RECTIFIERS, DETECTORS, SWITCHING DEVICES, LIGHT-SENSITIVE OR TEMPERATURE-SENSITIVE DEVICES OF THE ELECTROLYTIC TYPE
    • H01G9/00—Electrolytic capacitors, rectifiers, detectors, switching devices, light-sensitive or temperature-sensitive devices; Processes of their manufacture
    • H01G9/16—Electrolytic capacitors, rectifiers, detectors, switching devices, light-sensitive or temperature-sensitive devices; Processes of their manufacture specially for use as rectifiers or detectors
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02N—ELECTRIC MACHINES NOT OTHERWISE PROVIDED FOR
    • H02N11/00—Generators or motors not provided for elsewhere; Alleged perpetua mobilia obtained by electric or magnetic means
    • H02N11/006—Motors

Landscapes

  • Engineering & Computer Science (AREA)
  • Health & Medical Sciences (AREA)
  • Power Engineering (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Animal Behavior & Ethology (AREA)
  • General Health & Medical Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Medicinal Chemistry (AREA)
  • General Engineering & Computer Science (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Biomedical Technology (AREA)
  • Bioinformatics & Cheminformatics (AREA)
  • Anesthesiology (AREA)
  • Vascular Medicine (AREA)
  • Pharmacology & Pharmacy (AREA)
  • Epidemiology (AREA)
  • Hematology (AREA)
  • Computer Hardware Design (AREA)
  • Dispersion Chemistry (AREA)
  • Theoretical Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Mechanical Engineering (AREA)
  • Medicinal Preparation (AREA)
  • Electronic Switches (AREA)
  • Soft Magnetic Materials (AREA)
  • Apparatus Associated With Microorganisms And Enzymes (AREA)
  • Electrodes Of Semiconductors (AREA)
  • Processes Of Treating Macromolecular Substances (AREA)
  • Medicines Containing Antibodies Or Antigens For Use As Internal Diagnostic Agents (AREA)
  • Electric Double-Layer Capacitors Or The Like (AREA)
AT94909480T 1993-01-21 1994-01-21 Mikropartikelschaltvorrichtung ATE168497T1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US732893A 1993-01-21 1993-01-21

Publications (1)

Publication Number Publication Date
ATE168497T1 true ATE168497T1 (de) 1998-08-15

Family

ID=21725527

Family Applications (1)

Application Number Title Priority Date Filing Date
AT94909480T ATE168497T1 (de) 1993-01-21 1994-01-21 Mikropartikelschaltvorrichtung

Country Status (8)

Country Link
US (1) US5643247A (de)
EP (1) EP0680659B1 (de)
JP (1) JPH08510597A (de)
AT (1) ATE168497T1 (de)
AU (1) AU676023B2 (de)
CA (1) CA2153990A1 (de)
DE (1) DE69411709D1 (de)
WO (1) WO1994017538A2 (de)

Families Citing this family (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5800421A (en) * 1996-06-12 1998-09-01 Lemelson; Jerome H. Medical devices using electrosensitive gels
US5952232A (en) * 1998-09-17 1999-09-14 Rothman; James Edward Expandible microparticle intracellular delivery system
SE9902474D0 (sv) 1999-06-30 1999-06-30 Amersham Pharm Biotech Ab Polymer valves
US6491061B1 (en) * 2000-02-25 2002-12-10 University Of New Mexico Stimuli responsive hybrid materials containing molecular actuators and their applications
US20040226620A1 (en) * 2002-09-26 2004-11-18 Daniel Therriault Microcapillary networks
US7053125B2 (en) * 2002-11-14 2006-05-30 The Board Of Trustees Of The University Of Illinois Controlled dispersion of colloidal suspension by comb polymers
CA2508456A1 (en) 2002-12-02 2004-06-17 Nec Corporation Liquid switch, and microchip and mass spectrometry system using thereof
US20040265150A1 (en) * 2003-05-30 2004-12-30 The Regents Of The University Of California Magnetic membrane system
US7141617B2 (en) * 2003-06-17 2006-11-28 The Board Of Trustees Of The University Of Illinois Directed assembly of three-dimensional structures with micron-scale features
WO2005007223A2 (en) * 2003-07-16 2005-01-27 Sasha John Programmable medical drug delivery systems and methods for delivery of multiple fluids and concentrations
US20050067353A1 (en) * 2003-09-30 2005-03-31 Haas Hans E. Molecular motility device
US7217428B2 (en) * 2004-05-28 2007-05-15 Technology Innovations Llc Drug delivery apparatus utilizing cantilever
US7313917B2 (en) * 2004-07-01 2008-01-01 Cornell Research Foundation, Inc. Volume phase transition to induce gel movement
US7478462B2 (en) * 2004-09-21 2009-01-20 Fournitures Funéraires Victoriaville Inc. Casket lid interior structure
US7956102B2 (en) * 2007-04-09 2011-06-07 The Board Of Trustees Of The University Of Illinois Sol-gel inks
US7922939B2 (en) * 2008-10-03 2011-04-12 The Board Of Trustees Of The University Of Illinois Metal nanoparticle inks
US8187500B2 (en) * 2008-10-17 2012-05-29 The Board Of Trustees Of The University Of Illinois Biphasic inks

Family Cites Families (28)

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DE2626348C3 (de) * 1976-06-11 1980-01-31 Siemens Ag, 1000 Berlin Und 8000 Muenchen Implantierbare Dosiereinrichtung
DE2626294C3 (de) * 1976-06-11 1980-01-10 Siemens Ag, 1000 Berlin Und 8000 Muenchen Implantierbare Dosiereinrichtung
US4639244A (en) * 1983-05-03 1987-01-27 Nabil I. Rizk Implantable electrophoretic pump for ionic drugs and associated methods
US4873088A (en) * 1983-09-06 1989-10-10 Liposome Technology, Inc. Liposome drug delivery method and composition
US4581624A (en) * 1984-03-01 1986-04-08 Allied Corporation Microminiature semiconductor valve
JPS614731A (ja) * 1984-06-16 1986-01-10 Toyota Central Res & Dev Lab Inc 高分子材料の曲折方法
US4577642A (en) * 1985-02-27 1986-03-25 Medtronic, Inc. Drug dispensing body implantable lead employing molecular sieves and methods of fabrication
US4886514A (en) * 1985-05-02 1989-12-12 Ivac Corporation Electrochemically driven drug dispenser
ATE78158T1 (de) * 1985-05-22 1992-08-15 Liposome Technology Inc Verfahren und system zum einatmen von liposomen.
US5171578A (en) * 1985-06-26 1992-12-15 The Liposome Company, Inc. Composition for targeting, storing and loading of liposomes
US4705503A (en) * 1986-02-03 1987-11-10 Regents Of The University Of Minnesota Metabolite sensor including a chemical concentration sensitive flow controller for a drug delivery system
US5008102A (en) * 1986-02-26 1991-04-16 York Kenneth K Biocompatible intraocular light-screening compositions and methods of intraocular light screening
US4912032A (en) * 1986-04-17 1990-03-27 Genetec Systems Corporation Methods for selectively reacting ligands immobilized within a temperature-sensitive polymer gel
US5019372A (en) * 1986-06-27 1991-05-28 The Children's Medical Center Corporation Magnetically modulated polymeric drug release system
FR2601136B1 (fr) * 1986-07-03 1989-05-12 Commissariat Energie Atomique Procede et dispositif de detection d'especes moleculaires ou ioniques
US4787888A (en) * 1987-06-01 1988-11-29 University Of Connecticut Disposable piezoelectric polymer bandage for percutaneous delivery of drugs and method for such percutaneous delivery (a)
US5188826A (en) * 1988-02-08 1993-02-23 Insite Vision Incorporated Topical ophthalmic suspensions
US5192535A (en) * 1988-02-08 1993-03-09 Insite Vision Incorporated Ophthalmic suspensions
IT1217458B (it) * 1988-05-02 1990-03-22 Crinos Ind Farmacoriologica S Sulfoamino derivati di condroitin solfati,del dermatan solfato e dell' acido ialuronico e loro proprieta' farmacologiche
US5062841A (en) * 1988-08-12 1991-11-05 The Regents Of The University Of California Implantable, self-regulating mechanochemical insulin pump
JPH0366384A (ja) * 1989-08-04 1991-03-22 Senjiyu Seiyaku Kk 生理活性物質放出制御システム
US5041107A (en) * 1989-10-06 1991-08-20 Cardiac Pacemakers, Inc. Electrically controllable, non-occluding, body implantable drug delivery system
US5400824A (en) * 1991-01-21 1995-03-28 Robert Bosch Gmbh Microvalve
DE4119955C2 (de) * 1991-06-18 2000-05-31 Danfoss As Miniatur-Betätigungselement
US5226902A (en) * 1991-07-30 1993-07-13 University Of Utah Pulsatile drug delivery device using stimuli sensitive hydrogel
US5240713A (en) * 1991-09-27 1993-08-31 Alza Corporation Dual rate agent delivery device
US5288214A (en) * 1991-09-30 1994-02-22 Toshio Fukuda Micropump
US5417235A (en) * 1993-07-28 1995-05-23 Regents Of The University Of Michigan Integrated microvalve structures with monolithic microflow controller

Also Published As

Publication number Publication date
JPH08510597A (ja) 1996-11-05
WO1994017538A3 (en) 1994-10-13
AU676023B2 (en) 1997-02-27
EP0680659B1 (de) 1998-07-15
CA2153990A1 (en) 1994-08-04
AU6231494A (en) 1994-08-15
EP0680659A1 (de) 1995-11-08
US5643247A (en) 1997-07-01
WO1994017538A2 (en) 1994-08-04
DE69411709D1 (de) 1998-08-20

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