ES2064480T3 - Una lente de contacto humectable, rigida, permeable a los gases y practicamente no hinchable. - Google Patents

Una lente de contacto humectable, rigida, permeable a los gases y practicamente no hinchable.

Info

Publication number
ES2064480T3
ES2064480T3 ES89810126T ES89810126T ES2064480T3 ES 2064480 T3 ES2064480 T3 ES 2064480T3 ES 89810126 T ES89810126 T ES 89810126T ES 89810126 T ES89810126 T ES 89810126T ES 2064480 T3 ES2064480 T3 ES 2064480T3
Authority
ES
Spain
Prior art keywords
humectable
inflatable
permeable
practically
gases
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 - Lifetime
Application number
ES89810126T
Other languages
English (en)
Inventor
J Richard Robertson
Kai Chiang Su
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.)
Novartis AG
Original Assignee
Ciba Geigy AG
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 Ciba Geigy AG filed Critical Ciba Geigy AG
Application granted granted Critical
Publication of ES2064480T3 publication Critical patent/ES2064480T3/es
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B1/00—Optical elements characterised by the material of which they are made; Optical coatings for optical elements
    • G02B1/04—Optical elements characterised by the material of which they are made; Optical coatings for optical elements made of organic materials, e.g. plastics
    • G02B1/041—Lenses
    • G02B1/043—Contact lenses
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
    • C08G18/00—Polymeric products of isocyanates or isothiocyanates
    • C08G18/06—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen
    • C08G18/70—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen characterised by the isocyanates or isothiocyanates used
    • C08G18/81—Unsaturated isocyanates or isothiocyanates
    • C08G18/8108—Unsaturated isocyanates or isothiocyanates having only one isocyanate or isothiocyanate group
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
    • C08G77/00—Macromolecular compounds obtained by reactions forming a linkage containing silicon with or without sulfur, nitrogen, oxygen or carbon in the main chain of the macromolecule
    • C08G77/42—Block-or graft-polymers containing polysiloxane sequences
    • C08G77/46—Block-or graft-polymers containing polysiloxane sequences containing polyether sequences

Abstract

ESTA INVENCION SE REFIERE A DISPOSITIVOS OPTICOS, TALES COMO LENTES DE CONTACTO E IMPLANTACONES INTRAOCULARES, Y EN ESPECIAL LENTES DE CONTACTO DE UN POLIMERO EN BLOQUE, QUE CONTIENE UNIDADES DE POLISILOXANO Y DE OXIDO DE POLIOXIALQUILENO, QUE POSEEN UNA VENTAJOSA COMBINACION DE PROPIEDADES DESEABLES, INCLUYENDO A) ELEVADA PERMEABILIDAD AL OXIGENO, B) BUENA HUMECTACION, C) CLARIDAD OPTICA, Y D) AUSENCIA SUSTANCIAL DE INCHABILIDAD ACUOSA, EN EL ENTORNO OCULAR DE USO. TAMBIEN SE DESCRIBEN SU PREPARACION Y METODOS PARA TRATAR LOS DEFECTOS DE VISION, ACI COMO LOS POLIMEROS ADECUADOS PARA ESTOS DISPOSITIVOS OFTALMICOS.
ES89810126T 1988-02-26 1989-02-16 Una lente de contacto humectable, rigida, permeable a los gases y practicamente no hinchable. Expired - Lifetime ES2064480T3 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US16096888A 1988-02-26 1988-02-26

Publications (1)

Publication Number Publication Date
ES2064480T3 true ES2064480T3 (es) 1995-02-01

Family

ID=22579241

Family Applications (1)

Application Number Title Priority Date Filing Date
ES89810126T Expired - Lifetime ES2064480T3 (es) 1988-02-26 1989-02-16 Una lente de contacto humectable, rigida, permeable a los gases y practicamente no hinchable.

Country Status (10)

Country Link
EP (1) EP0330618B1 (es)
JP (1) JP2823582B2 (es)
AT (1) ATE114058T1 (es)
AU (1) AU617424B2 (es)
CA (1) CA1339223C (es)
DE (1) DE68919244T2 (es)
DK (1) DK88289A (es)
ES (1) ES2064480T3 (es)
IE (1) IE64149B1 (es)
PT (1) PT89831B (es)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5196458A (en) * 1991-10-15 1993-03-23 Johnson & Johnson Vision Products, Inc. Soft, high oxygen permeability ophthalmic lens
DE69611086T2 (de) * 1995-04-04 2001-05-03 Novartis Ag Polymerisierbares perfluoroalkylether makromer
MX9707594A (es) * 1995-04-04 1997-12-31 Novartis Ag Polimero de sustrato de crecimiento celular.
EP0819140B1 (en) 1995-04-04 2000-12-06 Novartis AG Polymerizable perfluoroalkylether siloxane macromer
AUPN215995A0 (en) * 1995-04-04 1995-04-27 Ciba-Geigy Ag Novel materials
AUPN354595A0 (en) * 1995-06-14 1995-07-06 Ciba-Geigy Ag Novel materials
US5807944A (en) * 1996-06-27 1998-09-15 Ciba Vision Corporation Amphiphilic, segmented copolymer of controlled morphology and ophthalmic devices including contact lenses made therefrom

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4136250A (en) * 1977-07-20 1979-01-23 Ciba-Geigy Corporation Polysiloxane hydrogels
US4259467A (en) * 1979-12-10 1981-03-31 Bausch & Lomb Incorporated Hydrophilic contact lens made from polysiloxanes containing hydrophilic sidechains
JPS5858519A (ja) * 1981-10-03 1983-04-07 Nippon Contact Lens Seizo Kk コンタクトレンズ
US4486577A (en) * 1982-10-12 1984-12-04 Ciba-Geigy Corporation Strong, silicone containing polymers with high oxygen permeability
US4605712A (en) * 1984-09-24 1986-08-12 Ciba-Geigy Corporation Unsaturated polysiloxanes and polymers thereof
DE3775709D1 (de) * 1986-11-06 1992-02-13 Ciba Geigy Ag Im wesentlichen nicht quellbare kontaktlinse, die blockcopolymere mit polysiloxan-polyoxyalkylen-einheiten in der hauptkette enthaelt.

Also Published As

Publication number Publication date
PT89831B (pt) 1994-05-31
IE64149B1 (en) 1995-07-12
JP2823582B2 (ja) 1998-11-11
DE68919244D1 (de) 1994-12-15
AU3025489A (en) 1989-08-31
CA1339223C (en) 1997-08-05
PT89831A (pt) 1989-10-04
JPH01256537A (ja) 1989-10-13
IE890603L (en) 1989-08-26
DK88289A (da) 1989-08-27
ATE114058T1 (de) 1994-11-15
EP0330618B1 (en) 1994-11-09
DK88289D0 (da) 1989-02-24
AU617424B2 (en) 1991-11-28
DE68919244T2 (de) 1995-03-30
EP0330618A3 (en) 1991-01-30
EP0330618A2 (en) 1989-08-30

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