KR920003997A - 크기가 안정한 폴리비닐 알코올 하이드로겔 콘택트렌즈 및 이의 제조방법 - Google Patents
크기가 안정한 폴리비닐 알코올 하이드로겔 콘택트렌즈 및 이의 제조방법 Download PDFInfo
- Publication number
- KR920003997A KR920003997A KR1019910015084A KR910015084A KR920003997A KR 920003997 A KR920003997 A KR 920003997A KR 1019910015084 A KR1019910015084 A KR 1019910015084A KR 910015084 A KR910015084 A KR 910015084A KR 920003997 A KR920003997 A KR 920003997A
- Authority
- KR
- South Korea
- Prior art keywords
- lens
- annealing
- contact lens
- polyvinyl alcohol
- promoter
- Prior art date
Links
Classifications
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61L—METHODS OR APPARATUS FOR STERILISING MATERIALS OR OBJECTS IN GENERAL; DISINFECTION, STERILISATION OR DEODORISATION OF AIR; CHEMICAL ASPECTS OF BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES; MATERIALS FOR BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES
- A61L27/00—Materials for grafts or prostheses or for coating grafts or prostheses
-
- 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
Landscapes
- Physics & Mathematics (AREA)
- Health & Medical Sciences (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Transplantation (AREA)
- Dermatology (AREA)
- Medicinal Chemistry (AREA)
- Oral & Maxillofacial Surgery (AREA)
- Chemical & Material Sciences (AREA)
- Epidemiology (AREA)
- Life Sciences & Earth Sciences (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Eyeglasses (AREA)
- Casting Or Compression Moulding Of Plastics Or The Like (AREA)
Abstract
내용 없음
Description
본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음
Claims (9)
- 실질적으로 주위 비건조 경화 조건하에서 수성-유기 어닐링 촉진제 용매의 존재하에 어닐링 평형에 도달하기에 충분한 시간 동안 필수적으로 콘택트렌즈 크기에 일치하는 주형내에서 어닐링되고, 팽윤된 총 렌즈 중량을 기준하여 약70 내지 약80중량%의 평형 수분함량을 갖는 크기가 안정한 폴리비닐 알코올의 하이드로겔 콘택트렌즈.
- 제1항에 있어서, 렌즈를 약15℃ 내지 약30℃에서 약20시간 내지 약45일 동안 어닐링시킴을 특징으로 하는 콘택트렌즈.
- 제1항에 있어서, 주조용액이 필수적으로 어닐링 촉진제 10 내지 약60중량% 폴리비닐 알코올 약18 내지 약30중량% 및 잔여분의 물로 이루어짐을 특징으로 하는 콘택트렌즈.
- 제3항에 있어서, 어닐링 촉진재가 글리세린임을 특징으로 하는 콘택트렌즈.
- 수성-유기 어닐링 촉진제 용매 중의 폴리비닐 알코올 약18 내지 약35%를 함유하는 주조 용액을 제공하고, 이러한 용액을 실질적인 주위 비건조 경화 조건하에서 어닐링 평형에 도달하기에 충분한 시간 동안, 필수적으로 최종 콘택즈렌즈 크기에 일치하는 주형내에 놓아두며, 어닐링된 렌즈를 상기 주형으로부터 제거하고, 렌즈를 수용액으로 세척함으로써 유기 어닐링 촉진제 용매를 제거한 다음, 콘텍즈렌즈를 회수함을 포함하여, 팽윤된 렌즈 중량을 기준하여 70 내지 80중량%의 평형 수분 함량을 갖는 크기가 안정한 폴리비닐 알코올의 콘텍즈렌즈를 제조하는 방법.
- 제5항에 있어서, 렌즈를 약15℃ 내지 약30℃에서 약20시간 내지 약45일 동안 어닐링키는 방법.
- 제6항에 있어서, 주조용액이 필수적으로 어닐링 촉진제 10 내지 약60중량% 폴리비닐 알코올 약18 내지 약30중량% 및 잔여분의 물로 이루어지는 방법.
- 제7항에 있어서, 어닐링 촉진제가 글리세린인 방법.
- 제5항의 방법에 따라서 수득가능한 콘텍즈렌즈.※ 참고사항 : 최초출원 내용에 의하여 공개되는 것임.
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US07/576.624 | 1990-08-31 | ||
US07/576,624 US5174929A (en) | 1990-08-31 | 1990-08-31 | Preparation of stable polyvinyl alcohol hydrogel contact lens |
Publications (1)
Publication Number | Publication Date |
---|---|
KR920003997A true KR920003997A (ko) | 1992-03-27 |
Family
ID=24305236
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR1019910015084A KR920003997A (ko) | 1990-08-31 | 1991-08-30 | 크기가 안정한 폴리비닐 알코올 하이드로겔 콘택트렌즈 및 이의 제조방법 |
Country Status (8)
Country | Link |
---|---|
US (1) | US5174929A (ko) |
EP (1) | EP0473553A3 (ko) |
JP (1) | JPH04340920A (ko) |
KR (1) | KR920003997A (ko) |
AU (1) | AU649709B2 (ko) |
CA (1) | CA2050196A1 (ko) |
IE (1) | IE913072A1 (ko) |
PT (1) | PT98809A (ko) |
Families Citing this family (53)
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US5457140A (en) * | 1993-07-22 | 1995-10-10 | Johnson & Johnson Vision Products, Inc. | Method of forming shaped hydrogel articles including contact lenses using inert, displaceable diluents |
TW448205B (en) * | 1996-05-23 | 2001-08-01 | Novartis Ag | Process for the manufacture of storage-stable hydrogel-moldings |
US6050943A (en) | 1997-10-14 | 2000-04-18 | Guided Therapy Systems, Inc. | Imaging, therapy, and temperature monitoring ultrasonic system |
SE0001309D0 (sv) * | 2000-04-10 | 2000-04-10 | Pharmacia & Upjohn Bv | Hydrogels and methods for their production |
US7914453B2 (en) | 2000-12-28 | 2011-03-29 | Ardent Sound, Inc. | Visual imaging system for ultrasonic probe |
US6783721B2 (en) * | 2001-10-30 | 2004-08-31 | Howmedica Osteonics Corp. | Method of making an ion treated hydrogel |
AU2003202321A1 (en) * | 2002-02-07 | 2003-09-02 | Lions Eye Institute Limited | Method for improving the surface quality of hydrogel articles |
US20030157000A1 (en) * | 2002-02-15 | 2003-08-21 | Kimberly-Clark Worldwide, Inc. | Fluidized bed activated by excimer plasma and materials produced therefrom |
WO2004097504A1 (en) * | 2003-04-24 | 2004-11-11 | Ocular Sciences Inc. | Hydrogel contact lenses and package systems and production methods for same |
US8235909B2 (en) | 2004-05-12 | 2012-08-07 | Guided Therapy Systems, L.L.C. | Method and system for controlled scanning, imaging and/or therapy |
US9011336B2 (en) | 2004-09-16 | 2015-04-21 | Guided Therapy Systems, Llc | Method and system for combined energy therapy profile |
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JP5094402B2 (ja) | 2004-10-06 | 2012-12-12 | ガイデッド セラピー システムズ, エル.エル.シー. | 超音波組織処理ための方法およびシステム |
US7758524B2 (en) | 2004-10-06 | 2010-07-20 | Guided Therapy Systems, L.L.C. | Method and system for ultra-high frequency ultrasound treatment |
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CN101394942B (zh) | 2006-02-28 | 2012-04-04 | 细胞生物工程有限公司 | 聚合物组合物和从基材上除去污染材料的方法 |
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US20150174388A1 (en) | 2007-05-07 | 2015-06-25 | Guided Therapy Systems, Llc | Methods and Systems for Ultrasound Assisted Delivery of a Medicant to Tissue |
JP2010526589A (ja) | 2007-05-07 | 2010-08-05 | ガイデッド セラピー システムズ, エル.エル.シー. | 音響エネルギーを使用してメディカントを調節するための方法およびシステム |
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DE602008006189D1 (de) * | 2007-06-19 | 2011-05-26 | Cellular Bioengineering Inc | Verfahren zum schutz von substraten und zur entfernung von verunreinigungen aus solchen substraten |
JP2010531168A (ja) * | 2007-06-19 | 2010-09-24 | セルラー・バイオエンジニアリング・インコーポレイテッド | 微生物及び/又は感染体を処理する方法 |
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JPH0643465B2 (ja) * | 1985-11-21 | 1994-06-08 | 株式会社サンコンタクトレンズ | 酸素透過性コンタクトレンズ材料 |
JPS6323126A (ja) * | 1986-02-13 | 1988-01-30 | Bio Material Yunibaasu:Kk | ソフトコンタクトレンズおよびその製造法 |
JPH01295808A (ja) * | 1988-05-24 | 1989-11-29 | Kuraray Co Ltd | ポリビニルアルコールゲル製光学用品の製造法 |
-
1990
- 1990-08-31 US US07/576,624 patent/US5174929A/en not_active Expired - Fee Related
-
1991
- 1991-08-23 EP EP19910810676 patent/EP0473553A3/en not_active Ceased
- 1991-08-29 CA CA002050196A patent/CA2050196A1/en not_active Abandoned
- 1991-08-29 JP JP3242405A patent/JPH04340920A/ja active Pending
- 1991-08-29 PT PT98809A patent/PT98809A/pt not_active Application Discontinuation
- 1991-08-30 IE IE307291A patent/IE913072A1/en unknown
- 1991-08-30 AU AU83526/91A patent/AU649709B2/en not_active Ceased
- 1991-08-30 KR KR1019910015084A patent/KR920003997A/ko not_active Application Discontinuation
Also Published As
Publication number | Publication date |
---|---|
IE913072A1 (en) | 1992-03-11 |
US5174929A (en) | 1992-12-29 |
EP0473553A2 (en) | 1992-03-04 |
EP0473553A3 (en) | 1992-09-30 |
JPH04340920A (ja) | 1992-11-27 |
AU8352691A (en) | 1992-03-05 |
AU649709B2 (en) | 1994-06-02 |
PT98809A (pt) | 1992-07-31 |
CA2050196A1 (en) | 1992-03-01 |
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WITN | Application deemed withdrawn, e.g. because no request for examination was filed or no examination fee was paid |