ZA847209B - Controlled release system - Google Patents

Controlled release system

Info

Publication number: ZA847209B
Authority: ZA; South Africa
Prior art keywords: active material; controlled release; dissolution; release system; tube
Prior art date: 1983-09-15

Application number

ZA847209A

Other languages

English (en)

Inventor

Cyril Francis Drake

Alfred John Arch

Original Assignee

Standard Telephones Cables Ltd

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.)

1983-09-15

Filing date

1984-09-13

Publication date

1985-04-24

1984-09-13 Application filed by Standard Telephones Cables Ltd filed Critical Standard Telephones Cables Ltd

1985-04-24 Publication of ZA847209B publication Critical patent/ZA847209B/xx

Links

238000013270 controlled release Methods 0.000 title abstract 2
239000011149 active material Substances 0.000 abstract 4
238000004090 dissolution Methods 0.000 abstract 3
239000012736 aqueous medium Substances 0.000 abstract 1
238000009792 diffusion process Methods 0.000 abstract 1
XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 abstract 1

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
- 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
- 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
- A61K9/20—Pills, tablets, discs, rods
- A61K9/2004—Excipients; Inactive ingredients
- A61K9/2009—Inorganic compounds

Landscapes

Health & Medical Sciences (AREA)
Chemical & Material Sciences (AREA)
Life Sciences & Earth Sciences (AREA)
Engineering & Computer Science (AREA)
Veterinary Medicine (AREA)
Medicinal Chemistry (AREA)
Public Health (AREA)
General Health & Medical Sciences (AREA)
Animal Behavior & Ethology (AREA)
Biomedical Technology (AREA)
Hematology (AREA)
Heart & Thoracic Surgery (AREA)
Anesthesiology (AREA)
Bioinformatics & Cheminformatics (AREA)
Inorganic Chemistry (AREA)
Pharmacology & Pharmacy (AREA)
Epidemiology (AREA)
Agricultural Chemicals And Associated Chemicals (AREA)
Fluid-Pressure Circuits (AREA)
Control Of Driving Devices And Active Controlling Of Vehicle (AREA)
Medicines Containing Plant Substances (AREA)
Medicinal Preparation (AREA)
Preparation Of Compounds By Using Micro-Organisms (AREA)
Feeding, Discharge, Calcimining, Fusing, And Gas-Generation Devices (AREA)
Fats And Perfumes (AREA)
Lubricants (AREA)

ZA847209A 1983-09-15 1984-09-13 Controlled release system ZA847209B (en)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
GB08324785A GB2146524B (en)	1983-09-15	1983-09-15	Differential release system for aqueous media

Publications (1)

Publication Number	Publication Date
ZA847209B true ZA847209B (en)	1985-04-24

Family

ID=10548856

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
ZA847209A ZA847209B (en)	1983-09-15	1984-09-13	Controlled release system

Country Status (11)

Country	Link
US (1)	US4866097A (de)
EP (1)	EP0138361B1 (de)
JP (1)	JPS6097040A (de)
AT (1)	ATE48941T1 (de)
AU (1)	AU560546B2 (de)
BR (1)	BR8404608A (de)
CA (1)	CA1241551A (de)
DE (1)	DE3480826D1 (de)
GB (1)	GB2146524B (de)
NZ (1)	NZ209436A (de)
ZA (1)	ZA847209B (de)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
GB2146531B (en) *	1983-09-15	1987-04-29	Stc Plc	Controlled release system
GB9009331D0 (en) *	1990-04-26	1990-06-20	Polysystems Limited	Sustained release
US6102896A (en) *	1999-09-08	2000-08-15	Cambridge Biostability Limited	Disposable injector device
WO2012159632A1 (en) *	2011-05-26	2012-11-29	Vestergaard Frandsen Sa	Sintered glass for release of nutrients or other agents
MX2016016267A (es)	2014-06-13	2017-03-31	Siemens Healthcare Diagnostics Inc	Sistema de entrega de muestras.

Family Cites Families (15)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US1991345A (en) *	1934-04-26	1935-02-12	Maurice N Durand	Medicine dropper
US2651437A (en) *	1950-10-04	1953-09-08	Abbott Lab	Medicine dropper
US3369543A (en) *	1965-03-30	1968-02-20	Deron Inc	Medicinal applicators
US3962414A (en) *	1972-04-27	1976-06-08	Alza Corporation	Structured bioerodible drug delivery device
CA1045977A (en) *	1973-05-17	1979-01-09	Arthur D. Little	Biodegradable, implantable drug delivery device, and process for preparing and using the same
US3944064A (en) *	1973-10-26	1976-03-16	Alza Corporation	Self-monitored device for releasing agent at functional rate
US4014675A (en) *	1974-12-05	1977-03-29	Hercules Incorporated	Fertilizer stick
DE2459321A1 (de) *	1974-12-14	1976-06-16	Us Health	Verfahren zur steuerung des ausdiffundierens einer im innenraum eines traegers untergebrachten biologisch wirksamen substanz und substanztraeger zur ausfuehrung eines solchen verfahrens
US3946734A (en) *	1975-02-19	1976-03-30	The United States Of America As Represented By The Secretary Of State	Apparatus for controlling the release of a drug
US4203442A (en) *	1977-08-29	1980-05-20	Alza Corporation	Device for delivering drug to a fluid environment
GB2057420B (en) *	1979-08-30	1984-05-10	Standard Telephones Cables Ltd	Controlled release glass
GB2077586A (en) *	1980-06-12	1981-12-23	Standard Telephones Cables Ltd	Sustained-release device
GB2077585A (en) *	1980-06-12	1981-12-23	Standard Telephones Cables Ltd	Sustained-release bodies of soluble glass tubules
GB2111388A (en) *	1981-11-18	1983-07-06	Standard Telephones Cables Ltd	Composite materials
GB2124899A (en) *	1982-07-15	1984-02-29	Standard Telephones Cables Ltd	Improved rumen bolus

1983
- 1983-09-15 GB GB08324785A patent/GB2146524B/en not_active Expired
1984
- 1984-09-03 AT AT84306078T patent/ATE48941T1/de not_active IP Right Cessation
- 1984-09-03 DE DE8484306078T patent/DE3480826D1/de not_active Expired - Fee Related
- 1984-09-03 EP EP84306078A patent/EP0138361B1/de not_active Expired
- 1984-09-04 NZ NZ209436A patent/NZ209436A/en unknown
- 1984-09-06 AU AU32784/84A patent/AU560546B2/en not_active Ceased
- 1984-09-06 US US06/647,754 patent/US4866097A/en not_active Expired - Fee Related
- 1984-09-11 CA CA000462922A patent/CA1241551A/en not_active Expired
- 1984-09-13 ZA ZA847209A patent/ZA847209B/xx unknown
- 1984-09-14 JP JP59193835A patent/JPS6097040A/ja active Pending
- 1984-09-14 BR BR8404608A patent/BR8404608A/pt unknown

Also Published As

Publication number	Publication date
AU3278484A (en)	1985-03-21
GB8324785D0 (en)	1983-10-19
JPS6097040A (ja)	1985-05-30
ATE48941T1 (de)	1990-01-15
AU560546B2 (en)	1987-04-09
CA1241551A (en)	1988-09-06
DE3480826D1 (de)	1990-02-01
EP0138361A3 (en)	1986-10-08
GB2146524A (en)	1985-04-24
EP0138361A2 (de)	1985-04-24
EP0138361B1 (de)	1989-12-27
GB2146524B (en)	1987-04-08
US4866097A (en)	1989-09-12
BR8404608A (pt)	1985-08-06
NZ209436A (en)	1988-02-12

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