TW201916896A - 眼用鏡片的滅菌方法 - Google Patents
眼用鏡片的滅菌方法 Download PDFInfo
- 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
- Authority
- TW
- Taiwan
- Prior art keywords
- ophthalmic lens
- container
- sterilizing
- ophthalmic
- ultraviolet light
- Prior art date
Links
- 230000001954 sterilising effect Effects 0.000 title claims abstract description 23
- 238000000034 method Methods 0.000 title claims abstract description 16
- 244000005700 microbiome Species 0.000 claims abstract description 6
- 238000013032 photocatalytic reaction Methods 0.000 claims abstract description 5
- GWEVSGVZZGPLCZ-UHFFFAOYSA-N Titan oxide Chemical compound O=[Ti]=O GWEVSGVZZGPLCZ-UHFFFAOYSA-N 0.000 claims description 11
- 239000011941 photocatalyst Substances 0.000 claims description 10
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims description 6
- 229910052782 aluminium Inorganic materials 0.000 claims description 6
- 239000004743 Polypropylene Substances 0.000 claims description 5
- -1 polypropylene Polymers 0.000 claims description 5
- 229920001155 polypropylene Polymers 0.000 claims description 5
- 239000004408 titanium dioxide Substances 0.000 claims description 5
- 238000012423 maintenance Methods 0.000 claims description 4
- 239000002105 nanoparticle Substances 0.000 claims description 2
- 230000001699 photocatalysis Effects 0.000 abstract 2
- 230000006378 damage Effects 0.000 abstract 1
- 238000004659 sterilization and disinfection Methods 0.000 description 8
- 241000894006 Bacteria Species 0.000 description 5
- 238000004519 manufacturing process Methods 0.000 description 3
- 230000001590 oxidative effect Effects 0.000 description 2
- 238000007789 sealing Methods 0.000 description 2
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 1
- 238000009395 breeding Methods 0.000 description 1
- 230000001488 breeding effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000036571 hydration Effects 0.000 description 1
- 238000006703 hydration reaction Methods 0.000 description 1
- TUJKJAMUKRIRHC-UHFFFAOYSA-N hydroxyl Chemical compound [OH] TUJKJAMUKRIRHC-UHFFFAOYSA-N 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 229910052760 oxygen Inorganic materials 0.000 description 1
- 239000001301 oxygen Substances 0.000 description 1
- 238000000746 purification Methods 0.000 description 1
- 230000007704 transition Effects 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
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
- A61L12/00—Methods or apparatus for disinfecting or sterilising contact lenses; Accessories therefor
- A61L12/02—Methods or apparatus for disinfecting or sterilising contact lenses; Accessories therefor using physical phenomena, e.g. electricity, ultrasonics or ultrafiltration
- A61L12/06—Radiation, e.g. ultraviolet or microwaves
- A61L12/063—Ultraviolet radiation
-
- A—HUMAN NECESSITIES
- A45—HAND OR TRAVELLING ARTICLES
- A45C—PURSES; LUGGAGE; HAND CARRIED BAGS
- A45C11/00—Receptacles for purposes not provided for in groups A45C1/00-A45C9/00
- A45C11/005—Contact lens cases
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65B—MACHINES, APPARATUS OR DEVICES FOR, OR METHODS OF, PACKAGING ARTICLES OR MATERIALS; UNPACKING
- B65B25/00—Packaging other articles presenting special problems
- B65B25/008—Packaging other articles presenting special problems packaging of contact lenses
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65B—MACHINES, APPARATUS OR DEVICES FOR, OR METHODS OF, PACKAGING ARTICLES OR MATERIALS; UNPACKING
- B65B55/00—Preserving, protecting or purifying packages or package contents in association with packaging
- B65B55/02—Sterilising, e.g. of complete packages
-
- 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
- B29D11/00067—Hydrating contact lenses
-
- 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
- B29D11/0025—Removing impurities from contact lenses, e.g. leaching
-
- 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
-
- G—PHYSICS
- G02—OPTICS
- G02C—SPECTACLES; SUNGLASSES OR GOGGLES INSOFAR AS THEY HAVE THE SAME FEATURES AS SPECTACLES; CONTACT LENSES
- G02C13/00—Assembling; Repairing; Cleaning
- G02C13/008—Devices specially adapted for cleaning contact lenses
-
- G—PHYSICS
- G02—OPTICS
- G02C—SPECTACLES; SUNGLASSES OR GOGGLES INSOFAR AS THEY HAVE THE SAME FEATURES AS SPECTACLES; CONTACT LENSES
- G02C7/00—Optical parts
- G02C7/02—Lenses; Lens systems ; Methods of designing lenses
- G02C7/08—Auxiliary lenses; Arrangements for varying focal length
- G02C7/081—Ophthalmic lenses with variable focal length
- G02C7/083—Electrooptic 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
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。
無
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Claims (6)
- 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。
- 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。
- 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。
- 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。
- 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。
- 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。
Priority Applications (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
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 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
TW106135566A TW201916896A (zh) | 2017-10-17 | 2017-10-17 | 眼用鏡片的滅菌方法 |
Publications (1)
Publication Number | Publication Date |
---|---|
TW201916896A true TW201916896A (zh) | 2019-05-01 |
Family
ID=66097688
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
TW106135566A TW201916896A (zh) | 2017-10-17 | 2017-10-17 | 眼用鏡片的滅菌方法 |
Country Status (2)
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US (1) | US20190111174A1 (zh) |
TW (1) | TW201916896A (zh) |
Family Cites Families (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
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 |
-
2017
- 2017-10-17 TW TW106135566A patent/TW201916896A/zh unknown
- 2017-11-03 US US15/802,467 patent/US20190111174A1/en not_active Abandoned
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US20190111174A1 (en) | 2019-04-18 |
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