PL368327A1 - Expandable gastric retention device - Google Patents

Expandable gastric retention device

Info

Publication number
PL368327A1
PL368327A1 PL01368327A PL36832701A PL368327A1 PL 368327 A1 PL368327 A1 PL 368327A1 PL 01368327 A PL01368327 A PL 01368327A PL 36832701 A PL36832701 A PL 36832701A PL 368327 A1 PL368327 A1 PL 368327A1
Authority
PL
Poland
Prior art keywords
retention device
gastric retention
expandable gastric
expandable
retention
Prior art date
Application number
PL01368327A
Other languages
Polish (pl)
Inventor
James W. Ayres
Original Assignee
The State Of Oregon Acting By And Through The State Board Of Higher Education On Behalf Of Oregon State University
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 The State Of Oregon Acting By And Through The State Board Of Higher Education On Behalf Of Oregon State University filed Critical The State Of Oregon Acting By And Through The State Board Of Higher Education On Behalf Of Oregon State University
Publication of PL368327A1 publication Critical patent/PL368327A1/en

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
    • A61K9/0012—Galenical forms characterised by the site of application
    • A61K9/0053—Mouth and digestive tract, i.e. intraoral and peroral administration
    • A61K9/0065—Forms with gastric retention, e.g. floating on gastric juice, adhering to gastric mucosa, expanding to prevent passage through the pylorus
    • 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
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
    • A61K31/00—Medicinal preparations containing organic active ingredients
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
    • A61K31/00—Medicinal preparations containing organic active ingredients
    • A61K31/33—Heterocyclic compounds
    • A61K31/335—Heterocyclic compounds having oxygen as the only ring hetero atom, e.g. fungichromin
    • A61K31/34—Heterocyclic compounds having oxygen as the only ring hetero atom, e.g. fungichromin having five-membered rings with one oxygen as the only ring hetero atom, e.g. isosorbide
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
    • A61K31/00—Medicinal preparations containing organic active ingredients
    • A61K31/33—Heterocyclic compounds
    • A61K31/395—Heterocyclic compounds having nitrogen as a ring hetero atom, e.g. guanethidine or rifamycins
    • A61K31/41—Heterocyclic compounds having nitrogen as a ring hetero atom, e.g. guanethidine or rifamycins having five-membered rings with two or more ring hetero atoms, at least one of which being nitrogen, e.g. tetrazole
    • A61K31/425—Thiazoles
    • A61K31/429—Thiazoles condensed with heterocyclic ring systems
    • A61K31/43—Compounds containing 4-thia-1-azabicyclo [3.2.0] heptane ring systems, i.e. compounds containing a ring system of the formula, e.g. penicillins, penems
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
    • A61K31/00—Medicinal preparations containing organic active ingredients
    • A61K31/33—Heterocyclic compounds
    • A61K31/395—Heterocyclic compounds having nitrogen as a ring hetero atom, e.g. guanethidine or rifamycins
    • A61K31/495—Heterocyclic compounds having nitrogen as a ring hetero atom, e.g. guanethidine or rifamycins having six-membered rings with two or more nitrogen atoms as the only ring heteroatoms, e.g. piperazine or tetrazines
    • A61K31/505—Pyrimidines; Hydrogenated pyrimidines, e.g. trimethoprim
    • A61K31/519—Pyrimidines; Hydrogenated pyrimidines, e.g. trimethoprim ortho- or peri-condensed with heterocyclic rings
    • A61K31/525—Isoalloxazines, e.g. riboflavins, vitamin B2
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
    • A61K31/00—Medicinal preparations containing organic active ingredients
    • A61K31/33—Heterocyclic compounds
    • A61K31/395—Heterocyclic compounds having nitrogen as a ring hetero atom, e.g. guanethidine or rifamycins
    • A61K31/54—Heterocyclic compounds having nitrogen as a ring hetero atom, e.g. guanethidine or rifamycins having six-membered rings with at least one nitrogen and one sulfur as the ring hetero atoms, e.g. sulthiame
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
    • A61K49/00—Preparations for testing in vivo
    • A61K49/04—X-ray contrast preparations
    • A61K49/0409—Physical forms of mixtures of two different X-ray contrast-enhancing agents, containing at least one X-ray contrast-enhancing agent which is not a halogenated organic compound
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
    • A61K49/00—Preparations for testing in vivo
    • A61K49/04—X-ray contrast preparations
    • A61K49/0409—Physical forms of mixtures of two different X-ray contrast-enhancing agents, containing at least one X-ray contrast-enhancing agent which is not a halogenated organic compound
    • A61K49/0414—Particles, beads, capsules or spheres
    • A61K49/0419—Microparticles, microbeads, microcapsules, microspheres, i.e. having a size or diameter higher or equal to 1 micrometer

Landscapes

  • Health & Medical Sciences (AREA)
  • Public Health (AREA)
  • General Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Epidemiology (AREA)
  • Veterinary Medicine (AREA)
  • Animal Behavior & Ethology (AREA)
  • Medicinal Chemistry (AREA)
  • Chemical & Material Sciences (AREA)
  • Pharmacology & Pharmacy (AREA)
  • Nutrition Science (AREA)
  • Physiology (AREA)
  • Medicinal Preparation (AREA)
  • Medicines Containing Antibodies Or Antigens For Use As Internal Diagnostic Agents (AREA)
  • Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
  • Jellies, Jams, And Syrups (AREA)
  • Polysaccharides And Polysaccharide Derivatives (AREA)
PL01368327A 2001-08-16 2001-10-22 Expandable gastric retention device PL368327A1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US31307801P 2001-08-16 2001-08-16

Publications (1)

Publication Number Publication Date
PL368327A1 true PL368327A1 (en) 2005-03-21

Family

ID=23214285

Family Applications (1)

Application Number Title Priority Date Filing Date
PL01368327A PL368327A1 (en) 2001-08-16 2001-10-22 Expandable gastric retention device

Country Status (14)

Country Link
EP (1) EP1416914A1 (en)
JP (1) JP2005501097A (en)
KR (1) KR20040032918A (en)
CN (1) CN1543337A (en)
BR (1) BR0117123A (en)
CA (1) CA2456976A1 (en)
CO (1) CO5670360A2 (en)
IL (1) IL160363A0 (en)
MX (1) MXPA04001388A (en)
NO (1) NO20040611L (en)
NZ (1) NZ531461A (en)
PL (1) PL368327A1 (en)
WO (1) WO2003015745A1 (en)
ZA (1) ZA200402066B (en)

Families Citing this family (19)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2003045308A2 (en) 2001-11-21 2003-06-05 E-Z-Em, Inc. Formulations for use in medical or diagnostic procedures
CA2550983C (en) * 2003-12-24 2013-09-17 Advancis Pharmaceutical Corporation Enhanced absorption of modified release dosage forms
US7785291B2 (en) 2005-03-01 2010-08-31 Tulip Medical Ltd. Bioerodible self-deployable intragastric implants
US7699863B2 (en) 2005-03-01 2010-04-20 Tulip Medical Ltd. Bioerodible self-deployable intragastric implants
KR20090053783A (en) * 2006-07-19 2009-05-27 스미스클라인 비참 코포레이션 Method for radiolabeling formulations for gamma scintigraphy assesment
CN102552103B (en) * 2010-12-20 2013-11-20 西安力邦医药科技有限责任公司 Lamivudine solid dispersion, and preparation method, pharmaceutical composition and use of the dispersion
US10507127B2 (en) 2012-06-07 2019-12-17 Epitomee Medical Ltd. Expandable device
EP3091962B1 (en) 2013-12-05 2022-06-08 Epitomee Medical Ltd. Retentive devices and systems for in-situ release of pharmaceutical active agents
EP3725357A1 (en) 2014-06-11 2020-10-21 Massachusetts Institute Of Technology Residence structures and related methods
US20170266112A1 (en) 2014-06-11 2017-09-21 Massachusetts Institute Of Technology Residence structures and related methods
WO2016178971A1 (en) 2015-05-01 2016-11-10 Massachusetts Institute Of Technology Triggerable shape memory induction devices
AU2016342374B2 (en) 2015-10-23 2022-08-04 Lyndra Therapeutics, Inc. Gastric residence systems for sustained release of therapeutic agents and methods of use thereof
KR20180090881A (en) 2015-12-08 2018-08-13 린드라 인코퍼레이티드 Geometric configuration for the above stay system
AU2017268840B2 (en) 2016-05-27 2022-02-10 Lyndra Therapeutics, Inc. Materials architecture for gastric residence systems
AU2017336154B2 (en) 2016-09-30 2023-11-09 Lyndra Therapeutics, Inc. Gastric residence systems for sustained delivery of adamantane-class drugs
WO2018227147A1 (en) 2017-06-09 2018-12-13 Lyndra, Inc. Gastric residence systems with release rate-modulating films
US11337919B2 (en) * 2017-12-18 2022-05-24 Tris Pharma, Inc. Modified release drug powder composition comprising gastro-retentive RAFT forming systems having trigger pulse drug release
TR201914116A2 (en) * 2019-09-17 2021-04-21 Univ Yeditepe PRODUCTION METHOD OF NATURAL BIOMATERIALS AND CRYOGELS AND THE USE OF THESE CRYOGELS AS SOFT TISSUE SCACHE OR DRUG CARRIER SYSTEM
WO2022195476A1 (en) 2021-03-15 2022-09-22 Clexio Biosciences Ltd. Gastroretentive devices for assessment of intragastric conditions

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4764380A (en) * 1982-03-22 1988-08-16 Alza Corporation Drug delivery system comprising a volume increasing matrix containing a plurality of tiny pills
US5232704A (en) * 1990-12-19 1993-08-03 G. D. Searle & Co. Sustained release, bilayer buoyant dosage form
DE4406424A1 (en) * 1994-02-28 1995-08-31 Bayer Ag Expandable dosage forms
ES2234139T3 (en) * 1997-08-11 2005-06-16 Alza Corporation DOSAGE FORM OF AN ACTIVE PROLONGED RELEASE AGENT ADAPTED FOR GASTRIC RETENTION.
EA004443B1 (en) * 1998-09-14 2004-04-29 Рэнбакси Лабораториз Лимитед Pharmaceutical formulation for controlled release of ciprofloxacin for one administration per day
JP2000256216A (en) * 1999-03-04 2000-09-19 Meiji Milk Prod Co Ltd Gel composition
HUP0301465A3 (en) * 2000-06-23 2006-07-28 Teva Pharma Rapidly expanding composition for gastric retention and controlled release of therapeutic agents, and dosage forms including the composition

Also Published As

Publication number Publication date
JP2005501097A (en) 2005-01-13
MXPA04001388A (en) 2004-05-27
CN1543337A (en) 2004-11-03
IL160363A0 (en) 2004-07-25
BR0117123A (en) 2004-09-28
NZ531461A (en) 2008-03-28
WO2003015745A1 (en) 2003-02-27
ZA200402066B (en) 2005-05-09
NO20040611L (en) 2004-04-16
CO5670360A2 (en) 2006-08-31
CA2456976A1 (en) 2003-02-27
EP1416914A1 (en) 2004-05-12
KR20040032918A (en) 2004-04-17

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Legal Events

Date Code Title Description
REFS Decisions on refusal to grant patents (taken after the publication of the particulars of the applications)