FR2455915B1 - Dispositif d'apport de substances par osmose a un milieu environnant - Google Patents

Dispositif d'apport de substances par osmose a un milieu environnant

Info

Publication number
FR2455915B1
FR2455915B1 FR8010187A FR8010187A FR2455915B1 FR 2455915 B1 FR2455915 B1 FR 2455915B1 FR 8010187 A FR8010187 A FR 8010187A FR 8010187 A FR8010187 A FR 8010187A FR 2455915 B1 FR2455915 B1 FR 2455915B1
Authority
FR
France
Prior art keywords
osmosis
surrounding environment
delivering substances
delivering
substances
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
Application number
FR8010187A
Other languages
English (en)
Other versions
FR2455915A1 (fr
Inventor
James Eckenhoff
Johan Geerke
Felix Landrau
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 FR2455915A1 publication Critical patent/FR2455915A1/fr
Application granted granted Critical
Publication of FR2455915B1 publication Critical patent/FR2455915B1/fr
Expired legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D61/00—Processes of separation using semi-permeable membranes, e.g. dialysis, osmosis or ultrafiltration; Apparatus, accessories or auxiliary operations specially adapted therefor
    • B01D61/002—Forward osmosis or direct osmosis
    • B01D61/0022—Apparatus therefor
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D61/00—Processes of separation using semi-permeable membranes, e.g. dialysis, osmosis or ultrafiltration; Apparatus, accessories or auxiliary operations specially adapted therefor
    • B01D61/002—Forward osmosis or direct osmosis
    • 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
    • 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
    • A61M31/002—Devices for releasing a drug at a continuous and controlled rate for a prolonged period of time
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D63/00—Apparatus in general for separation processes using semi-permeable membranes
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D71/00—Semi-permeable membranes for separation processes or apparatus characterised by the material; Manufacturing processes specially adapted therefor
    • B01D71/06—Organic material
    • B01D71/26—Polyalkenes

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Water Supply & Treatment (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Public Health (AREA)
  • Bioinformatics & Cheminformatics (AREA)
  • Medicinal Chemistry (AREA)
  • Veterinary Medicine (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Animal Behavior & Ethology (AREA)
  • General Health & Medical Sciences (AREA)
  • Anesthesiology (AREA)
  • Pharmacology & Pharmacy (AREA)
  • Biomedical Technology (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Hematology (AREA)
  • Epidemiology (AREA)
  • Infusion, Injection, And Reservoir Apparatuses (AREA)
  • Medicinal Preparation (AREA)
  • Medical Preparation Storing Or Oral Administration Devices (AREA)
  • Cosmetics (AREA)
  • Separation Using Semi-Permeable Membranes (AREA)
  • Feeding, Discharge, Calcimining, Fusing, And Gas-Generation Devices (AREA)
  • Agricultural Chemicals And Associated Chemicals (AREA)
  • Catching Or Destruction (AREA)
  • Formation And Processing Of Food Products (AREA)
  • Containers And Packaging Bodies Having A Special Means To Remove Contents (AREA)
FR8010187A 1979-05-07 1980-05-07 Dispositif d'apport de substances par osmose a un milieu environnant Expired FR2455915B1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US3681579A 1979-05-07 1979-05-07

Publications (2)

Publication Number Publication Date
FR2455915A1 FR2455915A1 (fr) 1980-12-05
FR2455915B1 true FR2455915B1 (fr) 1988-07-01

Family

ID=21890805

Family Applications (1)

Application Number Title Priority Date Filing Date
FR8010187A Expired FR2455915B1 (fr) 1979-05-07 1980-05-07 Dispositif d'apport de substances par osmose a un milieu environnant

Country Status (7)

Country Link
JP (1) JPS6035170B2 (fr)
CA (1) CA1142831A (fr)
CH (1) CH645069A5 (fr)
DE (1) DE3017342A1 (fr)
FR (1) FR2455915B1 (fr)
GB (1) GB2048710B (fr)
IT (1) IT1131458B (fr)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4300558A (en) * 1980-07-18 1981-11-17 Alza Corporation Self-driven fluid dispenser
JPH0268207A (ja) * 1988-09-01 1990-03-07 Sumitomo Rubber Ind Ltd 重荷重高速ラジアルタイヤ
FR2682090B1 (fr) * 1991-10-03 1993-12-31 Holzstoff Holding Sa Systeme-reservoir pour diffusion prolongee d'un principe actif.
ZA981610B (en) * 1997-03-24 1999-08-26 Alza Corp Self adjustable exit port.
KR100736132B1 (ko) * 2000-02-04 2007-07-06 알자 코포레이션 삼투적으로 구동되는 액체 디스펜서 및 코팅 조성물
GB0212305D0 (en) * 2002-05-28 2002-07-10 Barker John Controlled dosing device

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1503116A (en) * 1975-07-28 1978-03-08 Alza Corp Sustained release drug delivery devices
US3987790A (en) * 1975-10-01 1976-10-26 Alza Corporation Osmotically driven fluid dispenser

Also Published As

Publication number Publication date
JPS6035170B2 (ja) 1985-08-13
CA1142831A (fr) 1983-03-15
DE3017342C2 (fr) 1989-05-24
FR2455915A1 (fr) 1980-12-05
GB2048710A (en) 1980-12-17
CH645069A5 (de) 1984-09-14
GB2048710B (en) 1983-03-09
IT1131458B (it) 1986-06-25
IT8021875A0 (it) 1980-05-07
JPS5621603A (en) 1981-02-28
DE3017342A1 (de) 1980-11-27

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Legal Events

Date Code Title Description
ST Notification of lapse