SG11202112122YA - Preservative removal from eye drops - Google Patents

Preservative removal from eye drops

Info

Publication number
SG11202112122YA
SG11202112122YA SG11202112122YA SG11202112122YA SG11202112122YA SG 11202112122Y A SG11202112122Y A SG 11202112122YA SG 11202112122Y A SG11202112122Y A SG 11202112122YA SG 11202112122Y A SG11202112122Y A SG 11202112122YA SG 11202112122Y A SG11202112122Y A SG 11202112122YA
Authority
SG
Singapore
Prior art keywords
eye drops
preservative removal
preservative
removal
drops
Prior art date
Application number
SG11202112122YA
Other languages
English (en)
Inventor
Michael Wilson
Michael Williams
Deniz Hay
Michael Malanga
Original Assignee
Tearclear 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 Tearclear Corp filed Critical Tearclear Corp
Publication of SG11202112122YA publication Critical patent/SG11202112122YA/en

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J20/00—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof
    • B01J20/22—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof comprising organic material
    • B01J20/26—Synthetic macromolecular compounds
    • B01J20/265—Synthetic macromolecular compounds modified or post-treated polymers
    • 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
    • A61F9/00—Methods or devices for treatment of the eyes; Devices for putting-in contact lenses; Devices to correct squinting; Apparatus to guide the blind; Protective devices for the eyes, carried on the body or in the hand
    • A61F9/0008—Introducing ophthalmic products into the ocular cavity or retaining products therein
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61J—CONTAINERS SPECIALLY ADAPTED FOR MEDICAL OR PHARMACEUTICAL PURPOSES; DEVICES OR METHODS SPECIALLY ADAPTED FOR BRINGING PHARMACEUTICAL PRODUCTS INTO PARTICULAR PHYSICAL OR ADMINISTERING FORMS; DEVICES FOR ADMINISTERING FOOD OR MEDICINES ORALLY; BABY COMFORTERS; DEVICES FOR RECEIVING SPITTLE
    • A61J1/00—Containers specially adapted for medical or pharmaceutical purposes
    • A61J1/14—Details; Accessories therefor
    • A61J1/1443—Containers with means for dispensing liquid medicaments in a filtered or sterile way, e.g. with bacterial filters
    • A61J1/1456—Containers with means for dispensing liquid medicaments in a filtered or sterile way, e.g. with bacterial filters using liquid filters
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61J—CONTAINERS SPECIALLY ADAPTED FOR MEDICAL OR PHARMACEUTICAL PURPOSES; DEVICES OR METHODS SPECIALLY ADAPTED FOR BRINGING PHARMACEUTICAL PRODUCTS INTO PARTICULAR PHYSICAL OR ADMINISTERING FORMS; DEVICES FOR ADMINISTERING FOOD OR MEDICINES ORALLY; BABY COMFORTERS; DEVICES FOR RECEIVING SPITTLE
    • A61J1/00—Containers specially adapted for medical or pharmaceutical purposes
    • A61J1/14—Details; Accessories therefor
    • A61J1/1468—Containers characterised by specific material properties
    • 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
    • A61K31/38—Heterocyclic compounds having sulfur as a ring hetero atom
    • A61K31/382—Heterocyclic compounds having sulfur as a ring hetero atom having six-membered rings, e.g. thioxanthenes
    • 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
    • A61K31/4985—Pyrazines or piperazines ortho- or peri-condensed with heterocyclic ring systems
    • 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
    • A61K31/517—Pyrimidines; Hydrogenated pyrimidines, e.g. trimethoprim ortho- or peri-condensed with carbocyclic ring systems, e.g. quinazoline, perimidine
    • 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
    • A61K31/535—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 oxygen as the ring hetero atoms, e.g. 1,2-oxazines
    • A61K31/5375—1,4-Oxazines, e.g. morpholine
    • A61K31/5377—1,4-Oxazines, e.g. morpholine not condensed and containing further heterocyclic rings, e.g. timolol
    • 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
    • A61K31/535—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 oxygen as the ring hetero atoms, e.g. 1,2-oxazines
    • A61K31/5375—1,4-Oxazines, e.g. morpholine
    • A61K31/5383—1,4-Oxazines, e.g. morpholine ortho- or peri-condensed with heterocyclic ring systems
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D67/00—Processes specially adapted for manufacturing semi-permeable membranes for separation processes or apparatus
    • B01D67/0002—Organic membrane manufacture
    • B01D67/0004—Organic membrane manufacture by agglomeration of particles
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D67/00—Processes specially adapted for manufacturing semi-permeable membranes for separation processes or apparatus
    • B01D67/0002—Organic membrane manufacture
    • B01D67/0004—Organic membrane manufacture by agglomeration of particles
    • B01D67/00041—Organic membrane manufacture by agglomeration of particles by sintering
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D69/00—Semi-permeable membranes for separation processes or apparatus characterised by their form, structure or properties; Manufacturing processes specially adapted therefor
    • B01D69/14—Dynamic membranes
    • B01D69/141—Heterogeneous membranes, e.g. containing dispersed material; Mixed matrix membranes
    • B01D69/147—Heterogeneous membranes, e.g. containing dispersed material; Mixed matrix membranes containing embedded adsorbents
    • 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
    • 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
    • B01D71/261—Polyethylene
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J20/00—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof
    • B01J20/28—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof characterised by their form or physical properties
    • B01J20/28002—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof characterised by their form or physical properties characterised by their physical properties
    • B01J20/28004—Sorbent size or size distribution, e.g. particle size
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J20/00—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof
    • B01J20/28—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof characterised by their form or physical properties
    • B01J20/28014—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof characterised by their form or physical properties characterised by their form
    • B01J20/28016—Particle form
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J20/00—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof
    • B01J20/28—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof characterised by their form or physical properties
    • B01J20/28014—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof characterised by their form or physical properties characterised by their form
    • B01J20/28042—Shaped bodies; Monolithic structures
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J2220/00—Aspects relating to sorbent materials
    • B01J2220/50—Aspects relating to the use of sorbent or filter aid materials
    • B01J2220/52—Sorbents specially adapted for preparative chromatography
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J2220/00—Aspects relating to sorbent materials
    • B01J2220/50—Aspects relating to the use of sorbent or filter aid materials
    • B01J2220/56—Use in the form of a bed

Landscapes

  • Health & Medical Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Animal Behavior & Ethology (AREA)
  • General Health & Medical Sciences (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • Pharmacology & Pharmacy (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Epidemiology (AREA)
  • Organic Chemistry (AREA)
  • Analytical Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Dispersion Chemistry (AREA)
  • Ophthalmology & Optometry (AREA)
  • Biomedical Technology (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Vascular Medicine (AREA)
  • Medicinal Preparation (AREA)
  • Medical Preparation Storing Or Oral Administration Devices (AREA)
  • Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
  • Acyclic And Carbocyclic Compounds In Medicinal Compositions (AREA)
SG11202112122YA 2019-05-02 2020-04-30 Preservative removal from eye drops SG11202112122YA (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US201962842071P 2019-05-02 2019-05-02
PCT/US2020/030801 WO2020223527A2 (en) 2019-05-02 2020-04-30 Preservative removal from eye drops

Publications (1)

Publication Number Publication Date
SG11202112122YA true SG11202112122YA (en) 2021-11-29

Family

ID=73017081

Family Applications (1)

Application Number Title Priority Date Filing Date
SG11202112122YA SG11202112122YA (en) 2019-05-02 2020-04-30 Preservative removal from eye drops

Country Status (13)

Country Link
US (3) US11723838B2 (ja)
EP (1) EP3962621A4 (ja)
JP (1) JP2022532854A (ja)
KR (1) KR20220005070A (ja)
CN (1) CN114096339B (ja)
AR (1) AR118828A1 (ja)
AU (1) AU2020266590A1 (ja)
CA (1) CA3138304A1 (ja)
IL (1) IL287662A (ja)
MA (1) MA55095A (ja)
MX (1) MX2021013381A (ja)
SG (1) SG11202112122YA (ja)
WO (1) WO2020223527A2 (ja)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN114096339B (zh) 2019-05-02 2024-04-12 特清公司 从滴眼剂中去除防腐剂
AU2020405238A1 (en) 2019-12-19 2022-07-14 TearClear Corp. Preservative removal from eye drops
CA3188012A1 (en) 2020-08-05 2022-02-10 Michael T. Malanga Systems and methods for preservative removal from ophthalmic formulations

Family Cites Families (30)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3293112A (en) 1963-05-06 1966-12-20 Grace W R & Co Amino-cross linked oxidized alpha-olefin polymer
US3322711A (en) 1963-10-17 1967-05-30 Allied Chem Polymer oxidation process and emulsion therefrom
GB1087915A (en) 1964-03-09 1967-10-18 Allied Chem Improvements relating to the production of oxidized polyethylene
DE3112163A1 (de) 1981-03-27 1982-10-14 Basf Ag, 6700 Ludwigshafen Verfahren zur herstellung von emulgierbarem polyethylen durch oxidation von polyethylen im wirbelbettreaktor
DE3720953A1 (de) 1987-06-25 1989-01-05 Basf Ag Verfahren zur oxidation von polyethylen
US5013459A (en) * 1989-11-09 1991-05-07 Dow Corning Corporation Opthalmic fluid dispensing method
US5056689A (en) 1990-01-08 1991-10-15 Ciba-Geigy Corporation Apparatus for removing components from solutions
US5080800A (en) * 1990-01-08 1992-01-14 Ciba-Geigy Corporation Process for removing components from solutions
ATE168553T1 (de) * 1993-06-25 1998-08-15 Alcon Cusi S A Neue verwendung von polymeren membranen zum ausgeben von pharmazeutischen lösungen, die quarternäre, als konserviermittel dienende ammoniumverbindungen enthalten und entsprechender dosierbehälter
US5401811A (en) 1994-05-03 1995-03-28 Eastman Chemical Company Continuous process for the oxidation of polyethylene
US5611464A (en) * 1995-05-30 1997-03-18 Ciba Geigy Corporation Container for preserving media in the tip of a solution dispenser
US20050255152A1 (en) * 2002-04-18 2005-11-17 President And Fellows Of Harvard College System for enhanced targeted delivery
WO2005066219A1 (en) 2003-04-01 2005-07-21 Honeywell International Inc. Process for oxidizing linear low molecular weight polyethylene
BRPI0410956A (pt) * 2003-05-28 2006-07-04 Monosolrx Llc pelìculas com base em óxido de polietileno e sistemas de liberação de droga feitos delas
GB0521536D0 (en) 2005-10-22 2005-11-30 Invibio Ltd Fiducial marker
US7622031B2 (en) 2007-01-15 2009-11-24 Honeywell International Inc Method for preparing oxidized polyolefin waxes
WO2009095444A1 (en) * 2008-01-29 2009-08-06 Universite Catholique De Louvain Method for filtering a liquid
FR2934572A1 (fr) * 2008-07-31 2010-02-05 Thea Lab Embout pour flacon de conditionnement de liquide a distribuer goutte a goutte.
JP5890182B2 (ja) * 2009-02-12 2016-03-22 インセプト エルエルシー ヒドロゲルプラグによる薬物送達
CN102449091B (zh) 2009-05-29 2014-05-07 埃克森美孚化学专利公司 聚烯烃粘合剂组合物及其制备方法
FR2955842B1 (fr) 2010-02-04 2012-03-16 Thea Lab Flacon de conditionnement d'un liquide a tete de distribution goutte a goutte
JP5923942B2 (ja) 2011-11-18 2016-05-25 日立化成株式会社 半導体封止用エポキシ樹脂組成物およびそれを用いた半導体装置
CN111714275B (zh) * 2014-08-13 2023-03-10 佛罗里达大学研究基金会股份有限公司 从眼药水中去除防腐剂
RU2697844C9 (ru) 2014-11-25 2019-10-01 Аллерган, Инк. Стабилизированные композиции для офтальмологического применения, содержащие омега-3-кислоты
WO2018102817A1 (en) * 2016-12-02 2018-06-07 University Of Florida Research Foundation, Inc. Preservative removal from eye drops
WO2019060846A1 (en) * 2017-09-25 2019-03-28 University Of Florida Research Foundation, Inc. ELIMINATION OF THE EYE DROPLE CONSERVATIVE CONTAINING HYDROPHILIC MEDICAMENTS
TW202005623A (zh) 2018-04-06 2020-02-01 美商蒂克利爾公司 用於輸送治療劑之系統及方法
EP3920988A4 (en) 2019-02-06 2022-11-02 Tearclear Corp. SYSTEMS AND METHODS FOR REMOVAL OF PRESERVATIVES FROM OPHTHALMIC FORMULATIONS INCLUDING COMPLEXING AGENTS
CN114096339B (zh) 2019-05-02 2024-04-12 特清公司 从滴眼剂中去除防腐剂
CA3188012A1 (en) 2020-08-05 2022-02-10 Michael T. Malanga Systems and methods for preservative removal from ophthalmic formulations

Also Published As

Publication number Publication date
KR20220005070A (ko) 2022-01-12
US20200345583A1 (en) 2020-11-05
EP3962621A2 (en) 2022-03-09
WO2020223527A3 (en) 2021-04-29
CN114096339A (zh) 2022-02-25
US11096865B2 (en) 2021-08-24
US20240173208A1 (en) 2024-05-30
US11723838B2 (en) 2023-08-15
CA3138304A1 (en) 2020-11-05
JP2022532854A (ja) 2022-07-20
AR118828A1 (es) 2021-11-03
MX2021013381A (es) 2021-11-25
MA55095A (fr) 2022-03-09
EP3962621A4 (en) 2022-11-30
CN114096339B (zh) 2024-04-12
IL287662A (en) 2021-12-01
AU2020266590A1 (en) 2021-12-16
WO2020223527A2 (en) 2020-11-05
US20200346186A1 (en) 2020-11-05

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