GB2010676A - Diffusional drug delivery device with block copolymer as drug carrier - Google Patents

Diffusional drug delivery device with block copolymer as drug carrier

Info

Publication number
GB2010676A
GB2010676A GB7839829A GB7839829A GB2010676A GB 2010676 A GB2010676 A GB 2010676A GB 7839829 A GB7839829 A GB 7839829A GB 7839829 A GB7839829 A GB 7839829A GB 2010676 A GB2010676 A GB 2010676A
Authority
GB
United Kingdom
Prior art keywords
block copolymer
diffusional
delivery device
drug
drug delivery
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.)
Granted
Application number
GB7839829A
Other versions
GB2010676B (en
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.)
Alza Corp
Original Assignee
Alza Corp
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 Alza Corp filed Critical Alza Corp
Publication of GB2010676A publication Critical patent/GB2010676A/en
Application granted granted Critical
Publication of GB2010676B publication Critical patent/GB2010676B/en
Expired legal-status Critical Current

Links

Classifications

    • 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
    • A61K9/0002—Galenical forms characterised by the drug release technique; Application systems commanded by energy
    • A61K9/0004—Osmotic delivery systems; Sustained release driven by osmosis, thermal energy or gas
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61F—FILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, e.g. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS
    • A61F6/00—Contraceptive devices; Pessaries; Applicators therefor
    • A61F6/06—Contraceptive devices; Pessaries; Applicators therefor for use by females
    • A61F6/14—Contraceptive devices; Pessaries; Applicators therefor for use by females intra-uterine type
    • A61F6/142—Wirelike structures, e.g. loops, rings, spirals
    • A61F6/144—Wirelike structures, e.g. loops, rings, spirals with T-configuration
    • 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
    • A61K9/0034—Urogenital system, e.g. vagina, uterus, cervix, penis, scrotum, urethra, bladder; Personal lubricants
    • A61K9/0039—Devices retained in the uterus for a prolonged period, e.g. intrauterine devices for contraception
    • 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
    • A61M31/00—Devices for introducing or retaining media, e.g. remedies, in cavities of the body

Landscapes

  • Health & Medical Sciences (AREA)
  • Animal Behavior & Ethology (AREA)
  • Veterinary Medicine (AREA)
  • Public Health (AREA)
  • General Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Reproductive Health (AREA)
  • Engineering & Computer Science (AREA)
  • Epidemiology (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Medicinal Chemistry (AREA)
  • Chemical & Material Sciences (AREA)
  • Pharmacology & Pharmacy (AREA)
  • Biomedical Technology (AREA)
  • Vascular Medicine (AREA)
  • Bioinformatics & Cheminformatics (AREA)
  • Gynecology & Obstetrics (AREA)
  • Urology & Nephrology (AREA)
  • Anesthesiology (AREA)
  • Hematology (AREA)
  • Medicinal Preparation (AREA)
  • Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
  • Physical Vapour Deposition (AREA)
  • Medicines That Contain Protein Lipid Enzymes And Other Medicines (AREA)

Abstract

An improved drug carrier material for diffusional reservoir-type drug delivery devices comprises a block copolymer of ethylene oxide and propylene oxide having a molecular weight of 2000 to 10000 and wherein the ethylene oxide constitutes 10% to 80% by weight of the copolymer.
GB7839829A 1977-12-27 1978-10-09 Diffusional drug delivery device with block copolymer as drug carrier Expired GB2010676B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US86431577A 1977-12-27 1977-12-27

Publications (2)

Publication Number Publication Date
GB2010676A true GB2010676A (en) 1979-07-04
GB2010676B GB2010676B (en) 1982-05-19

Family

ID=25342996

Family Applications (1)

Application Number Title Priority Date Filing Date
GB7839829A Expired GB2010676B (en) 1977-12-27 1978-10-09 Diffusional drug delivery device with block copolymer as drug carrier

Country Status (6)

Country Link
JP (1) JPS6040407B2 (en)
CH (1) CH638397A5 (en)
DE (2) DE2855828A1 (en)
FR (1) FR2413096A1 (en)
GB (1) GB2010676B (en)
IT (1) IT1100543B (en)

Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2477868A1 (en) * 1980-03-17 1981-09-18 Arts Tech Nles CONTRACEPTIVE DEVICE FOR LOCATION IN THE UTERINE CAVITY
FR2526306A1 (en) * 1982-05-10 1983-11-10 Ahi Operations Ltd DEVICE FOR THE SLOW RELEASE OF CHEMICALS
WO1990014075A1 (en) * 1989-05-15 1990-11-29 Alza Corporation Osmotic dosage form
WO1991007173A1 (en) * 1989-11-16 1991-05-30 Alza Corporation Osmotic, oral dosage form for fertility control
US5035891A (en) * 1987-10-05 1991-07-30 Syntex (U.S.A.) Inc. Controlled release subcutaneous implant
US5660848A (en) * 1994-11-02 1997-08-26 The Population Council, Center For Biomedical Research Subdermally implantable device
EP2708213A1 (en) * 2012-09-13 2014-03-19 PAT&Co bvba Multipurpose ethylene vinyl acetate fibrous drug delivery systems for long-term implantation or insertion

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4314557A (en) * 1980-05-19 1982-02-09 Alza Corporation Dissolution controlled active agent dispenser
US4501766A (en) * 1982-02-03 1985-02-26 Tokyo Shibaura Denki Kabushiki Kaisha Film depositing apparatus and a film depositing method
JPH0158604U (en) * 1987-10-09 1989-04-12
FI97944C (en) * 1994-07-05 1997-03-25 Leiras Oy Active substance delivery device

Family Cites Families (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2287122A (en) * 1940-08-03 1942-06-23 Edward O Norris Inc Process of producing endless foraminous sheet-metal bands
US2854378A (en) * 1955-12-08 1958-09-30 Bristol Lab Inc Tetracycline suppository
US3250694A (en) * 1962-10-17 1966-05-10 Ibm Apparatus for coating articles by cathode sputtering
NL6411984A (en) * 1964-10-15 1966-04-18
DE1521250B2 (en) * 1966-05-03 1970-02-19 Farbenfabriken Bayer Aktiengesellschaft, 5090 Leverkusen Method and device for the vapor deposition of small objects, in particular lenses, with quartz or metals
US3562140A (en) * 1967-10-23 1971-02-09 Eversharp Inc Sequential sputtering apparatus
SE335294B (en) * 1969-06-13 1971-05-17 Aga Ab
US3652443A (en) * 1970-08-25 1972-03-28 Gillette Co Deposition apparatus
BE789524A (en) * 1971-09-30 1973-01-15 Alza Corp DRUG RELEASE SYSTEM
US3829383A (en) * 1972-03-07 1974-08-13 Ethyl Corp Detergent builder and sequestering agent
US3905887A (en) * 1973-01-12 1975-09-16 Coulter Information Systems Thin film deposition method using segmented plasma
US4013539A (en) * 1973-01-12 1977-03-22 Coulter Information Systems, Inc. Thin film deposition apparatus
US3884787A (en) * 1973-01-12 1975-05-20 Coulter Information Systems Sputtering method for thin film deposition on a substrate
US4026787A (en) * 1974-01-25 1977-05-31 Coulter Information Systems, Inc. Thin film deposition apparatus using segmented target means
US4014779A (en) * 1974-11-01 1977-03-29 Coulter Information Systems, Inc. Sputtering apparatus
US4082870A (en) * 1975-12-29 1978-04-04 Union Carbide Corporation Method for coating nonsymmetrical objects
US4108107A (en) * 1976-04-01 1978-08-22 Airco, Inc. Rotatable substrate holder for use in vacuum
AU507748B2 (en) * 1976-06-10 1980-02-28 University Of Sydney, The Reactive sputtering

Cited By (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2477868A1 (en) * 1980-03-17 1981-09-18 Arts Tech Nles CONTRACEPTIVE DEVICE FOR LOCATION IN THE UTERINE CAVITY
EP0036805A1 (en) * 1980-03-17 1981-09-30 ARTS ET TECHNIQUES NOUVELLES Société à responsabilité limitée dite: Intra-uterine contraceptive device
FR2526306A1 (en) * 1982-05-10 1983-11-10 Ahi Operations Ltd DEVICE FOR THE SLOW RELEASE OF CHEMICALS
GB2120937A (en) * 1982-05-10 1983-12-14 Ahi Operations Ltd Implant for sustained release of pharmaceutical agents
US5035891A (en) * 1987-10-05 1991-07-30 Syntex (U.S.A.) Inc. Controlled release subcutaneous implant
WO1990014075A1 (en) * 1989-05-15 1990-11-29 Alza Corporation Osmotic dosage form
GR900100310A (en) * 1989-05-15 1991-10-10 Alza Corp Osmotic dosage form
WO1991007173A1 (en) * 1989-11-16 1991-05-30 Alza Corporation Osmotic, oral dosage form for fertility control
US5660848A (en) * 1994-11-02 1997-08-26 The Population Council, Center For Biomedical Research Subdermally implantable device
US5756115A (en) * 1994-11-02 1998-05-26 The Population Coucil, Center For Biomedical Research Contraceptive method using a subdermally implantable device
EP2708213A1 (en) * 2012-09-13 2014-03-19 PAT&Co bvba Multipurpose ethylene vinyl acetate fibrous drug delivery systems for long-term implantation or insertion
WO2014041120A1 (en) * 2012-09-13 2014-03-20 Pat&Co Bvba Multipurpose drug delivery systems for long-term implantation or insertion
US20150230971A1 (en) * 2012-09-13 2015-08-20 Pat&Co Bvba Multipurpose drug delivery systems for long-term implantation or insertion

Also Published As

Publication number Publication date
IT7830749A0 (en) 1978-12-12
DE2855828C2 (en) 1988-07-21
FR2413096B1 (en) 1983-09-30
DE2855828A1 (en) 1979-06-28
IT1100543B (en) 1985-09-28
GB2010676B (en) 1982-05-19
JPS5492617A (en) 1979-07-23
DE2856309A1 (en) 1979-06-28
FR2413096A1 (en) 1979-07-27
JPS6040407B2 (en) 1985-09-11
CH638397A5 (en) 1983-09-30
DE2856309C2 (en) 1983-03-31

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Legal Events

Date Code Title Description
PCNP Patent ceased through non-payment of renewal fee

Effective date: 19931009