TW201916896A - 眼用鏡片的滅菌方法 - Google Patents

眼用鏡片的滅菌方法 Download PDF

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Publication number
TW201916896A
TW201916896A TW106135566A TW106135566A TW201916896A TW 201916896 A TW201916896 A TW 201916896A TW 106135566 A TW106135566 A TW 106135566A TW 106135566 A TW106135566 A TW 106135566A TW 201916896 A TW201916896 A TW 201916896A
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TW
Taiwan
Prior art keywords
ophthalmic lens
container
sterilizing
ophthalmic
ultraviolet light
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TW106135566A
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English (en)
Inventor
簡秀紋
王建喬
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鴻海精密工業股份有限公司
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Priority to TW106135566A priority Critical patent/TW201916896A/zh
Priority to US15/802,467 priority patent/US20190111174A1/en
Publication of TW201916896A publication Critical patent/TW201916896A/zh

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Classifications

    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61LMETHODS 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
    • A61L12/00Methods or apparatus for disinfecting or sterilising contact lenses; Accessories therefor
    • A61L12/02Methods or apparatus for disinfecting or sterilising contact lenses; Accessories therefor using physical phenomena, e.g. electricity, ultrasonics or ultrafiltration
    • A61L12/06Radiation, e.g. ultraviolet or microwaves
    • A61L12/063Ultraviolet radiation
    • AHUMAN NECESSITIES
    • A45HAND OR TRAVELLING ARTICLES
    • A45CPURSES; LUGGAGE; HAND CARRIED BAGS
    • A45C11/00Receptacles for purposes not provided for in groups A45C1/00-A45C9/00
    • A45C11/005Contact lens cases
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B65CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65BMACHINES, APPARATUS OR DEVICES FOR, OR METHODS OF, PACKAGING ARTICLES OR MATERIALS; UNPACKING
    • B65B25/00Packaging other articles presenting special problems
    • B65B25/008Packaging other articles presenting special problems packaging of contact lenses
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B65CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65BMACHINES, APPARATUS OR DEVICES FOR, OR METHODS OF, PACKAGING ARTICLES OR MATERIALS; UNPACKING
    • B65B55/00Preserving, protecting or purifying packages or package contents in association with packaging
    • B65B55/02Sterilising, e.g. of complete packages
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29DPRODUCING PARTICULAR ARTICLES FROM PLASTICS OR FROM SUBSTANCES IN A PLASTIC STATE
    • B29D11/00Producing optical elements, e.g. lenses or prisms
    • B29D11/00009Production of simple or compound lenses
    • B29D11/00038Production of contact lenses
    • B29D11/00067Hydrating contact lenses
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29DPRODUCING PARTICULAR ARTICLES FROM PLASTICS OR FROM SUBSTANCES IN A PLASTIC STATE
    • B29D11/00Producing optical elements, e.g. lenses or prisms
    • B29D11/00009Production of simple or compound lenses
    • B29D11/00038Production of contact lenses
    • B29D11/00125Auxiliary operations, e.g. removing oxygen from the mould, conveying moulds from a storage to the production line in an inert atmosphere
    • B29D11/0025Removing impurities from contact lenses, e.g. leaching
    • GPHYSICS
    • G02OPTICS
    • G02BOPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B1/00Optical elements characterised by the material of which they are made; Optical coatings for optical elements
    • G02B1/04Optical elements characterised by the material of which they are made; Optical coatings for optical elements made of organic materials, e.g. plastics
    • G02B1/041Lenses
    • G02B1/043Contact lenses
    • GPHYSICS
    • G02OPTICS
    • G02CSPECTACLES; SUNGLASSES OR GOGGLES INSOFAR AS THEY HAVE THE SAME FEATURES AS SPECTACLES; CONTACT LENSES
    • G02C13/00Assembling; Repairing; Cleaning
    • G02C13/008Devices specially adapted for cleaning contact lenses
    • GPHYSICS
    • G02OPTICS
    • G02CSPECTACLES; SUNGLASSES OR GOGGLES INSOFAR AS THEY HAVE THE SAME FEATURES AS SPECTACLES; CONTACT LENSES
    • G02C7/00Optical parts
    • G02C7/02Lenses; Lens systems ; Methods of designing lenses
    • G02C7/08Auxiliary lenses; Arrangements for varying focal length
    • G02C7/081Ophthalmic lenses with variable focal length
    • G02C7/083Electrooptic lenses

Abstract

一種眼用鏡片的滅菌方法,包括:提供所述眼用鏡片;將所述眼用鏡片浸泡於含有保養液的容器中,並封閉所述容器,其中,所述容器的內表面塗布有光觸媒;以及將帶有所述眼用鏡片的容器放置於紫外光照射條件下,使所述光觸媒在紫外光照射下發生光催化反應,從而滅除所述眼用鏡片上的微生物。

Description

眼用鏡片的滅菌方法
本發明涉及眼用鏡片的制程,尤其涉及一種眼用鏡片的滅菌方法。
在常規的隱形眼鏡的制程中,水合步驟之後,通常需要將隱形眼鏡浸泡於盛放有保養液的聚丙烯杯中,藉由熱封鋁膜包裝起來。當上述包裝後的隱形眼鏡累積到一定數量後,會送至滅菌釜進行濕熱滅菌,從而消滅隱形眼鏡上的微生物或細菌。
然而,濕熱滅菌通常需要一小時至兩個小時,耗時較長。再者,隱形眼鏡浸泡在水環境中本來就容易滋生細菌,而當隱形眼鏡累積到一定數量後聚丙烯杯內的細菌有可能已經大量繁殖。最後,在濕熱滅菌過程中,鋁膜與聚丙烯杯之間的封口在高溫環境下容易破裂。
有鑑於此,有必要提供一種眼用鏡片的滅菌方法,能夠解決以上問題。
一種眼用鏡片的滅菌方法,包括:提供所述眼用鏡片;將所述眼用鏡片浸泡於含有保養液的容器中,並封閉所述容器,其中,所述容器的內表面塗布有光觸媒;以及將帶有所述眼用鏡片的容器放置於紫外光照射條件下,使所述光觸媒在紫外光照射下發生光催化反應,從而滅除所述眼用鏡片上的微生物。
上述眼用鏡片的滅菌方法相較於濕熱滅菌耗時較短;再者,可避免眼用鏡片封閉後等待時間太久而滋生大量細菌;而且,由於不需採用高溫滅菌,容器的封口不會破裂。
請參閱圖1和圖2,本發明一較佳實施例提供一種眼用鏡片100的滅菌方法,包括如下步驟:
步驟一,請參閱圖1,提供經水合後的眼用鏡片100,將所述眼用鏡片100浸泡於含有保養液的容器10中,並藉由鋁膜20熱封所述容器10。其中,所述容器10的內表面塗布有光觸媒11。
在本實施方式中,所述眼用鏡片100為隱形眼鏡。所述容器10為聚丙烯杯。所述光觸媒11為納米級二氧化鈦(TiO2 )。
步驟二,請參閱圖2,將帶有所述眼用鏡片100的容器10放置於紫外光照射條件下,使所述光觸媒11在紫外光照射下發生光催化反應,從而滅除所述眼用鏡片100上的微生物。
具體的,以所述光觸媒11為二氧化鈦為例,所述光催化反應為:二氧化鈦在受到大於其自身能隙寬度的紫外光照射時,電子會從價帶躍遷至導電帶以產生電子-空穴對。其中,電子具有還原性,空穴具有氧化性,空穴會和二氧化鈦表面的OH-反應生成具有強氧化性的羥基自由基(‧OH),電子則會和二氧化鈦表面的氧分子結合形成超氧陰離子自由基(‧O2),活潑的羥基自由基和超氧陰離子自由基可用於分解微生物分解,從而達到淨化效果。
在本實施方式中,所述紫外光的波長小於387.5 nm。
上述眼用鏡片100的滅菌方法大致耗時數秒鐘至數分鐘,相較於濕熱滅菌耗時較短。再者,可避免眼用鏡片100熱封後等待時間太久而滋生大量細菌。而且,由於不需採用高溫滅菌,鋁膜與容器之間的封口不會破裂。最後,用於提供紫外光照射的設備較滅菌釜便宜,有利於降低製造成本。
最後需要指出,以上實施例僅用以說明本發明的技術方案而非限制,儘管參照以上較佳實施例對本發明進行了詳細說明,本領域的普通技術人員應當理解,可以對本發明的技術方案進行修改或等同替換都不應脫離本發明技術方案的精神和範圍。
10‧‧‧容器
11‧‧‧光觸媒
20‧‧‧鋁膜
100‧‧‧眼用鏡片
圖1為本發明一較佳實施方式的將眼用鏡片放置於容器中並熱封後的結構示意圖。
圖2為將圖1所示的容器放置於紫外光照射條件下進行滅菌的結構示意圖。

Claims (6)

  1. 一種眼用鏡片的滅菌方法,包括: 提供所述眼用鏡片; 將所述眼用鏡片浸泡於含有保養液的容器中,並封閉所述容器,其中,所述容器的內表面塗布有光觸媒;以及 將帶有所述眼用鏡片的容器放置於紫外光照射條件下,使所述光觸媒在紫外光照射下發生光催化反應,從而滅除所述眼用鏡片上的微生物。
  2. 如申請專利範圍第1項所述的眼用鏡片的滅菌方法,其中,所述光觸媒為納米級二氧化鈦。
  3. 如申請專利範圍第2項所述的眼用鏡片的滅菌方法,其中,所述紫外光的波長小於387.5 nm。
  4. 如申請專利範圍第1項所述的眼用鏡片的滅菌方法,其中,所述容器為聚丙烯杯。
  5. 如申請專利範圍第1項所述的眼用鏡片的滅菌方法,其中,所述容器藉由鋁膜熱封。
  6. 如申請專利範圍第1項所述的眼用鏡片的滅菌方法,其中,所述眼用鏡片為經水合後的眼用鏡片。
TW106135566A 2017-10-17 2017-10-17 眼用鏡片的滅菌方法 TW201916896A (zh)

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TW106135566A TW201916896A (zh) 2017-10-17 2017-10-17 眼用鏡片的滅菌方法
US15/802,467 US20190111174A1 (en) 2017-10-17 2017-11-03 Method for sterilizing ophthalmic lens

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TW448205B (en) * 1996-05-23 2001-08-01 Novartis Ag Process for the manufacture of storage-stable hydrogel-moldings
ATE553787T1 (de) * 2006-08-16 2012-05-15 Novartis Ag Vorübergehende lichtbleichung von farbigen linsenpflegelösungen
PL229321B1 (pl) * 2012-07-23 2018-07-31 Univ Jagiellonski Fotokatalityczne powłoki z TiO2 na powierzchniach polimerowych aktywowane światłem widzialnym, sposób ich otrzymywania oraz ich zastosowanie

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