CH638397A5 - Durch diffusion wirksame abgabevorrichtung mit einem wirkstoff-reservoir. - Google Patents

Durch diffusion wirksame abgabevorrichtung mit einem wirkstoff-reservoir. Download PDF

Info

Publication number
CH638397A5
CH638397A5 CH1295578A CH1295578A CH638397A5 CH 638397 A5 CH638397 A5 CH 638397A5 CH 1295578 A CH1295578 A CH 1295578A CH 1295578 A CH1295578 A CH 1295578A CH 638397 A5 CH638397 A5 CH 638397A5
Authority
CH
Switzerland
Prior art keywords
drug
carrier
core
wall
rate
Prior art date
Application number
CH1295578A
Other languages
German (de)
English (en)
Inventor
Patrick Seck-Lai Wong
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 CH638397A5 publication Critical patent/CH638397A5/de

Links

Classifications

    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61KPREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
    • A61K9/00Medicinal preparations characterised by special physical form
    • A61K9/0002Galenical forms characterised by the drug release technique; Application systems commanded by energy
    • A61K9/0004Osmotic delivery systems; Sustained release driven by osmosis, thermal energy or gas
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61FFILTERS 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
    • A61F6/00Contraceptive devices; Pessaries; Applicators therefor
    • A61F6/06Contraceptive devices; Pessaries; Applicators therefor for use by females
    • A61F6/14Contraceptive devices; Pessaries; Applicators therefor for use by females intra-uterine type
    • A61F6/142Wirelike structures, e.g. loops, rings, spirals
    • A61F6/144Wirelike structures, e.g. loops, rings, spirals with T-configuration
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61KPREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
    • A61K9/00Medicinal preparations characterised by special physical form
    • A61K9/0012Galenical forms characterised by the site of application
    • A61K9/0034Urogenital system, e.g. vagina, uterus, cervix, penis, scrotum, urethra, bladder; Personal lubricants
    • A61K9/0039Devices retained in the uterus for a prolonged period, e.g. intrauterine devices for contraception
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61MDEVICES 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
    • A61M31/00Devices 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)
CH1295578A 1977-12-27 1978-12-20 Durch diffusion wirksame abgabevorrichtung mit einem wirkstoff-reservoir. CH638397A5 (de)

Applications Claiming Priority (1)

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

Publications (1)

Publication Number Publication Date
CH638397A5 true CH638397A5 (de) 1983-09-30

Family

ID=25342996

Family Applications (1)

Application Number Title Priority Date Filing Date
CH1295578A CH638397A5 (de) 1977-12-27 1978-12-20 Durch diffusion wirksame abgabevorrichtung mit einem wirkstoff-reservoir.

Country Status (6)

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

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1996001092A1 (en) * 1994-07-05 1996-01-18 Leiras Oy Device for the release of an active agent

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2477868A1 (fr) * 1980-03-17 1981-09-18 Arts Tech Nles Dispositif contraceptif destine a etre place dans la cavite uterine
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
NZ200564A (en) * 1982-05-10 1987-03-06 Ahi Operations Ltd Device for slowly releasing chemicals into body cavities of animals
US5035891A (en) * 1987-10-05 1991-07-30 Syntex (U.S.A.) Inc. Controlled release subcutaneous implant
JPH0158604U (it) * 1987-10-09 1989-04-12
US4948593A (en) * 1989-05-15 1990-08-14 Alza Corporation Osmotic dosage form comprising an estrogen and a progestogen
US5098714A (en) * 1989-11-16 1992-03-24 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
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

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 (it) * 1964-10-15 1966-04-18
DE1521250B2 (de) * 1966-05-03 1970-02-19 Farbenfabriken Bayer Aktiengesellschaft, 5090 Leverkusen Verfahren und Vorrichtung zum Bedampfen von kleinen Gegenständen, insbesondere Linsen, mit Quarz oder Metallen
US3562140A (en) * 1967-10-23 1971-02-09 Eversharp Inc Sequential sputtering apparatus
SE335294B (it) * 1969-06-13 1971-05-17 Aga Ab
US3652443A (en) * 1970-08-25 1972-03-28 Gillette Co Deposition apparatus
BE789524A (fr) * 1971-09-30 1973-01-15 Alza Corp Dispositif de liberation de medicaments
US3829383A (en) * 1972-03-07 1974-08-13 Ethyl Corp Detergent builder and sequestering agent
US3884787A (en) * 1973-01-12 1975-05-20 Coulter Information Systems Sputtering method for thin film deposition on a substrate
US4013539A (en) * 1973-01-12 1977-03-22 Coulter Information Systems, Inc. Thin film deposition apparatus
US3905887A (en) * 1973-01-12 1975-09-16 Coulter Information Systems Thin film deposition method using segmented plasma
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 (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1996001092A1 (en) * 1994-07-05 1996-01-18 Leiras Oy Device for the release of an active agent

Also Published As

Publication number Publication date
GB2010676A (en) 1979-07-04
FR2413096A1 (fr) 1979-07-27
DE2855828C2 (it) 1988-07-21
IT7830749A0 (it) 1978-12-12
DE2855828A1 (de) 1979-06-28
JPS6040407B2 (ja) 1985-09-11
DE2856309C2 (de) 1983-03-31
JPS5492617A (en) 1979-07-23
IT1100543B (it) 1985-09-28
FR2413096B1 (it) 1983-09-30
GB2010676B (en) 1982-05-19
DE2856309A1 (de) 1979-06-28

Similar Documents

Publication Publication Date Title
DE2453156C2 (de) Aktives Intrauterin-Pessar
DE2549856C2 (de) Wirkstoffspender und Verfahren zu seiner Herstellung
DE2525061C2 (de) Formkörper zur Abgabe eines Wirkstoffs und Verfahren zu dessen Herstellung
DE3821426C2 (de) Abgabesystem aus mehreren Schichten
DE4341442C2 (de) Vorrichtung zur kontrollierten Freisetzung von Wirkstoffen sowie ihre Verwendung
CH637832A5 (de) Vorrichtung zur abgabe eines wirkstoffes.
DE2626348C3 (de) Implantierbare Dosiereinrichtung
DE3205258C2 (it)
DE3614843C2 (it)
EP2310057B1 (de) Wundauflage mit hydrogelmatrix
DE2653232C2 (it)
DE2855828C2 (it)
DE8611438U1 (de) Vorrichtung für einen Katheter
DE2362991A1 (de) Arzneipraeparate zur direkten einfuehrung in koerperhoehlen
CH666415A5 (de) System zur kontrollierten abgabe eines darin enthaltenen biologisch aktiven mittels aus einer polymer-matrix.
DE2328409C3 (de) Nach dem Osmose-Prinzip arbeitender Wirkstoff-Spender
DE2247949C2 (de) Vorrichtung zur kontinuierlichen Abgabe von Arzneimitteln
DE2419795A1 (de) Formkoerper zur abgabe von wirkstoffen an ein waessriges medium
DD295760A5 (de) Arzneistoffreigabesystem mit kotrollierter wirkstoffreisetzung
EP0424535A1 (de) Vorrichtung zur kontrollierbaren dosierung von wirkstoffen in ein funktionierungsmedium
DE2657782A1 (de) Einrichtung fuer kontrollierte freigabe von materialien
DE60108222T2 (de) Abgabevorrichtung für eine Flüssigkeit sowie Beschichtungszusammensetzungen für osmotisch betriebene Abgabevorrichtungen
DE602004008912T3 (de) Retardiertes Freigabesystem mit kontrollierter Initialabgabe
EP0765158B1 (de) Wirkstoffträger zur kontrollierten freisetzung von wirkstoffen im gastrointestinaltrakt mit verzögerter pyloruspassage
DE2633987A1 (de) Vorrichtung zur verzoegerten freisetzung von arzneimitteln und verfahren zu deren herstellung

Legal Events

Date Code Title Description
PL Patent ceased