DK0687550T3 - Oxygenfattig støbning af bløde kontaktlinser - Google Patents

Oxygenfattig støbning af bløde kontaktlinser

Info

Publication number
DK0687550T3
DK0687550T3 DK95303994T DK95303994T DK0687550T3 DK 0687550 T3 DK0687550 T3 DK 0687550T3 DK 95303994 T DK95303994 T DK 95303994T DK 95303994 T DK95303994 T DK 95303994T DK 0687550 T3 DK0687550 T3 DK 0687550T3
Authority
DK
Denmark
Prior art keywords
lens molds
soft contact
oxygen
contact lenses
filling
Prior art date
Application number
DK95303994T
Other languages
Danish (da)
English (en)
Inventor
Ture Kindt-Larsen
Wallace Anthony Martin
Jonathan Patrick Adams
John Benjamin Enns
Original Assignee
Johnson & Johnson Vision Prod
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 Johnson & Johnson Vision Prod filed Critical Johnson & Johnson Vision Prod
Application granted granted Critical
Publication of DK0687550T3 publication Critical patent/DK0687550T3/da

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C33/00—Moulds or cores; Details thereof or accessories therefor
    • B29C33/38—Moulds or cores; Details thereof or accessories therefor characterised by the material or the manufacturing process
    • B29C33/3842—Manufacturing moulds, e.g. shaping the mould surface by machining
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C37/00—Component parts, details, accessories or auxiliary operations, not covered by group B29C33/00 or B29C35/00
    • B29C37/006—Degassing moulding material or draining off gas during moulding
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C39/00—Shaping by casting, i.e. introducing the moulding material into a mould or between confining surfaces without significant moulding pressure; Apparatus therefor
    • B29C39/22—Component parts, details or accessories; Auxiliary operations
    • B29C39/42—Casting under special conditions, e.g. vacuum
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29D—PRODUCING PARTICULAR ARTICLES FROM PLASTICS OR FROM SUBSTANCES IN A PLASTIC STATE
    • B29D11/00—Producing optical elements, e.g. lenses or prisms
    • B29D11/00009—Production of simple or compound lenses
    • B29D11/00038—Production of contact lenses
    • B29D11/00125—Auxiliary operations, e.g. removing oxygen from the mould, conveying moulds from a storage to the production line in an inert atmosphere
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C2791/00—Shaping characteristics in general
    • B29C2791/001—Shaping in several steps
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C2791/00—Shaping characteristics in general
    • B29C2791/004—Shaping under special conditions
    • B29C2791/005—Using a particular environment, e.g. sterile fluids other than air
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C45/00—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29K—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES B29B, B29C OR B29D, RELATING TO MOULDING MATERIALS OR TO MATERIALS FOR MOULDS, REINFORCEMENTS, FILLERS OR PREFORMED PARTS, e.g. INSERTS
    • B29K2105/00—Condition, form or state of moulded material or of the material to be shaped
    • B29K2105/0002—Condition, form or state of moulded material or of the material to be shaped monomers or prepolymers
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29K—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES B29B, B29C OR B29D, RELATING TO MOULDING MATERIALS OR TO MATERIALS FOR MOULDS, REINFORCEMENTS, FILLERS OR PREFORMED PARTS, e.g. INSERTS
    • B29K2825/00—Use of polymers of vinyl-aromatic compounds or derivatives thereof as mould material
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29L—INDEXING SCHEME ASSOCIATED WITH SUBCLASS B29C, RELATING TO PARTICULAR ARTICLES
    • B29L2011/00—Optical elements, e.g. lenses, prisms
    • B29L2011/0016—Lenses
    • B29L2011/0041—Contact lenses
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29L—INDEXING SCHEME ASSOCIATED WITH SUBCLASS B29C, RELATING TO PARTICULAR ARTICLES
    • B29L2031/00—Other particular articles
    • B29L2031/757—Moulds, cores, dies

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Health & Medical Sciences (AREA)
  • Ophthalmology & Optometry (AREA)
  • Eyeglasses (AREA)
  • Casting Or Compression Moulding Of Plastics Or The Like (AREA)
  • Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
  • Moulds For Moulding Plastics Or The Like (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Catalysts (AREA)
  • Compositions Of Macromolecular Compounds (AREA)
  • Injection Moulding Of Plastics Or The Like (AREA)
  • Glass Compositions (AREA)
DK95303994T 1994-06-10 1995-06-09 Oxygenfattig støbning af bløde kontaktlinser DK0687550T3 (da)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US25780294A 1994-06-10 1994-06-10

Publications (1)

Publication Number Publication Date
DK0687550T3 true DK0687550T3 (da) 2003-02-24

Family

ID=22977811

Family Applications (1)

Application Number Title Priority Date Filing Date
DK95303994T DK0687550T3 (da) 1994-06-10 1995-06-09 Oxygenfattig støbning af bløde kontaktlinser

Country Status (12)

Country Link
US (1) US5753150A (de)
EP (2) EP1223026A1 (de)
JP (1) JP4094072B2 (de)
AT (1) ATE226884T1 (de)
AU (1) AU708998B2 (de)
BR (1) BR9502735A (de)
CA (1) CA2151333C (de)
CZ (1) CZ146895A3 (de)
DE (1) DE69528686T2 (de)
DK (1) DK0687550T3 (de)
IL (1) IL113691A0 (de)
ZA (1) ZA954816B (de)

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US5760100B1 (en) 1994-09-06 2000-11-14 Ciba Vision Corp Extended wear ophthalmic lens
US7468398B2 (en) 1994-09-06 2008-12-23 Ciba Vision Corporation Extended wear ophthalmic lens
US5681510A (en) † 1994-10-13 1997-10-28 Bausch & Lomb Incorporated Method for treating plastic mold pieces
AR011459A1 (es) * 1997-03-25 2000-08-16 Novartis Ag Proceso para la produccion de una pluralidad de moldeos, proceso para limpiar un molde oftalmico, proceso para centrar un molde oftalmico sobre unamitad de molde hembra, proceso para asegurar que un lente oftalmico se localice sobre una mitad de molde seleccionada, proceso para inspeccionar las area
US6113817A (en) * 1997-03-25 2000-09-05 Novartis Ag Molding processes
US20040074525A1 (en) * 2001-03-27 2004-04-22 Widman Michael F. Transfer apparatus and method and a transfer apparatus cleaner and method
US20070157553A1 (en) * 1998-12-21 2007-07-12 Voss Leslie A Heat seal apparatus for lens packages
US20040112008A1 (en) 1998-12-21 2004-06-17 Voss Leslie A. Heat seal apparatus for lens packages
US6610220B1 (en) * 1998-12-28 2003-08-26 Johnson & Johnson Vision Care, Inc. Process of manufacturing contact lenses with measured exposure to oxygen
US6241918B1 (en) 1998-12-28 2001-06-05 Johnson & Johnson Vision Care, Inc. Process of manufacturing contact lenses in ambient environment
US6609041B1 (en) * 1999-05-05 2003-08-19 Johnson & Johnson Vision Care, Inc. Method and system for SKU tracking and changeover
US6364934B1 (en) 2000-07-31 2002-04-02 Bausch & Lomb Incorporated Method of making ocular devices
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US6663801B2 (en) * 2001-04-06 2003-12-16 Johnson & Johnson Vision Care, Inc. Silicon carbide IR-emitter heating device and method for demolding lenses
US7008570B2 (en) * 2001-08-09 2006-03-07 Stephen Pegram Method and apparatus for contact lens mold assembly
US6708397B2 (en) * 2001-08-09 2004-03-23 Johnson & Johnson Vision Care, Inc. Inlay station with alignment assemblies and transfer tubes
US7052454B2 (en) * 2001-10-20 2006-05-30 Applied Medical Resources Corporation Sealed surgical access device
EP1534201B1 (de) * 2002-06-05 2011-05-25 Applied Medical Resources Corporation Wundhaken
US20050020884A1 (en) * 2003-02-25 2005-01-27 Hart Charles C. Surgical access system
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EP1694731B1 (de) * 2003-09-23 2012-03-28 University Of North Carolina At Chapel Hill Photohärtbare perfluorpolyether zur verwendung als neue werkstoffe in mikrofluidischen vorrichtungen
US20080131593A1 (en) * 2004-01-29 2008-06-05 Powell P Mark Contact lens mold printing systems and processes
US7479247B2 (en) * 2005-05-12 2009-01-20 Victor Joyner Method and apparatus for creating sacrificial patterns and cast parts
EP2537657A3 (de) 2005-08-09 2016-05-04 The University of North Carolina At Chapel Hill Verfahren und Materialien zur Herstellung mikrofluidischer Vorrichtungen
US7625197B2 (en) * 2005-09-12 2009-12-01 Johnson & Johnson Vision Care, Inc. Devices and processes for performing degassing operations
CA2625734C (en) * 2005-10-14 2013-02-19 Applied Medical Resources Corporation Method of making a hand access laparoscopic device
US20080179770A1 (en) * 2007-01-31 2008-07-31 Rooney Thomas R Free form ophthalmic lens mold
WO2008144427A1 (en) * 2007-05-18 2008-11-27 Coopervision International Holding Company, Lp Thermal curing methods and systems for forming contact lenses
US8262952B2 (en) 2007-10-31 2012-09-11 Bausch & Lomb Incorporated Molds for production of ophthalmic devices
US20090295004A1 (en) * 2008-06-02 2009-12-03 Pinsly Jeremy B Silicone hydrogel contact lenses displaying reduced protein uptake
US8944795B2 (en) * 2008-12-18 2015-02-03 Novartis Ag Mold release sheet
EP2373477B1 (de) 2008-12-18 2016-07-20 Novartis AG Verfahren zur herstellung einer spritzgegossenen form für ophthalmische linsen und eine solche form
EP2590810B9 (de) * 2010-07-09 2023-11-01 CooperVision International Limited Kontaktlinsenformen mit niedriger uv-licht-durchlässigkeit, darin geformte kontaktlinsen und entsprechende verfahren
US9623614B2 (en) 2010-11-10 2017-04-18 Novartis Ag Method for making contact lenses
EP3711682B1 (de) 2011-05-10 2022-10-19 Applied Medical Resources Corporation Wundspreizer
US20130258276A1 (en) * 2012-03-27 2013-10-03 Jonathan Hansen Increased stiffness center optic in soft contact lenses for astigmatism correction
US10209534B2 (en) 2012-03-27 2019-02-19 Johnson & Johnson Vision Care, Inc. Increased stiffness center optic in soft contact lenses for astigmatism correction
WO2016025791A1 (en) 2014-08-15 2016-02-18 Applied Medical Resources Corporation Natural orifice surgery system
KR20170091657A (ko) 2014-11-25 2017-08-09 어플라이드 메디컬 리소시스 코포레이션 지지 및 가이던스 구조체들을 이용한 원주방향 상처 견인
EP4591809A3 (de) 2015-10-07 2025-08-13 Applied Medical Resources Corporation Wundspreizer mit mehrteiligem aussenring
US11125916B2 (en) 2016-07-06 2021-09-21 Johnson & Johnson Vision Care, Inc. Silicone hydrogels comprising N-alkyl methacrylamides and contact lenses made thereof
CN117425554A (zh) * 2021-03-05 2024-01-19 博士伦爱尔兰有限公司 用于生产眼用装置的模具
HUE073394T2 (hu) 2021-09-14 2026-01-28 Alcon Inc Gyártósor szemészeti lencsék elõállítására
WO2023042063A1 (en) * 2021-09-14 2023-03-23 Alcon Inc. Production line for the production of ophthalmic lenses
HUE072769T2 (hu) * 2021-09-14 2025-12-28 Alcon Inc Gyártósor szemészeti lencsék elõállításához

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Also Published As

Publication number Publication date
ZA954816B (en) 1996-12-09
US5753150A (en) 1998-05-19
EP1223026A1 (de) 2002-07-17
BR9502735A (pt) 1996-03-12
CA2151333A1 (en) 1995-12-11
DE69528686T2 (de) 2003-06-12
EP0687550A3 (de) 1996-11-20
AU708998B2 (en) 1999-08-19
IL113691A0 (en) 1995-08-31
JP4094072B2 (ja) 2008-06-04
CA2151333C (en) 2006-06-06
CZ146895A3 (en) 1997-04-16
ATE226884T1 (de) 2002-11-15
AU2055795A (en) 1995-12-21
DE69528686D1 (de) 2002-12-05
EP0687550B1 (de) 2002-10-30
EP0687550A2 (de) 1995-12-20
JPH08187794A (ja) 1996-07-23

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