JP2541602Y2 - Contact lens storage container - Google Patents
Contact lens storage containerInfo
- Publication number
- JP2541602Y2 JP2541602Y2 JP1990076814U JP7681490U JP2541602Y2 JP 2541602 Y2 JP2541602 Y2 JP 2541602Y2 JP 1990076814 U JP1990076814 U JP 1990076814U JP 7681490 U JP7681490 U JP 7681490U JP 2541602 Y2 JP2541602 Y2 JP 2541602Y2
- Authority
- JP
- Japan
- Prior art keywords
- contact lens
- storage container
- lens storage
- solution
- present
- 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
Links
Landscapes
- Eyeglasses (AREA)
- Apparatus For Disinfection Or Sterilisation (AREA)
Description
【考案の詳細な説明】 (産業上の利用分野) 本考案はレンズメーカーで作成したコンタクトレンズ
を眼科医に渡すまでに用いられるコンタクトレンズ保管
容器に関するものである。DETAILED DESCRIPTION OF THE INVENTION (Industrial application field) The present invention relates to a contact lens storage container used until a contact lens made by a lens maker is passed to an ophthalmologist.
(従来の技術) 従来、レンズメーカーで作成されたコンタクトレンズ
は、ガラス又は合成樹脂製のコンタクトレンズ保管容器
内に保存液とともに無菌充填するとともに、保存液中に
若干の防腐液を入れることによって無菌状態を保ちつ
つ、眼科医の手元に届くようになっている。ところが保
存液中の防腐液がコンタクトレンズに吸着され、レンズ
に不具合をきたすことがあった。(Prior art) Conventionally, a contact lens made by a lens manufacturer is aseptically filled with a preservative solution into a preservative solution together with a preservative solution in a contact lens storage container made of glass or synthetic resin. While maintaining the condition, it reaches the hand of the ophthalmologist. However, the preservative solution in the preservation solution may be adsorbed to the contact lens, causing a problem with the lens.
またこのために防腐液の濃度をあまり濃くすることは
できず、2年以上もコンタクトレンズ保管容器中で保管
されたり、充填後に誤って細菌等が内部に混入したよう
な場合には完全な防菌効果を得ることができず、コンタ
クトレンズが汚染されることによる角膜障害を引き起こ
すおそれさえあった。For this reason, the concentration of the preservative solution cannot be made too high. If the preservative is stored in a contact lens storage container for more than two years, or if bacteria etc. are accidentally mixed inside after filling, complete preservation is required. Bacterial effects could not be obtained and there was even a risk of causing corneal damage due to contamination of contact lenses.
(考案が解決しようとする課題) 本考案はこのような従来の問題点を解決して、防腐液
の濃度をゼロ又は極めて低くしてコンタクトレンズへの
吸着を防止し、しかも完全な防菌効果を得ることができ
るコンタクトレンズ保管容器を提供するために完成され
たものである。(Problem to be Solved by the Invention) The present invention solves such a conventional problem, and prevents adsorption to a contact lens by reducing the concentration of a preservative solution to zero or extremely low. The present invention has been completed in order to provide a contact lens storage container capable of obtaining the following.
(課題を解決するための手段) 上記の課題は、コンタクトレンズ保存液用の容器を封
口するキャップの裏側に、所望の期間にわたり銀イオン
を保存液中に徐々に溶解する、銀を含有する溶解性ガラ
スの粉末を分散させた合成樹脂からなるレンズホルダー
を取り付けたことを特徴とするコンタクトレンズ保管容
器により解決することができる。(Means for Solving the Problems) The above-mentioned problem is solved by dissolving silver ions in a preservation solution, which gradually dissolves silver ions in a preservation solution for a desired period of time on the back side of a cap for closing a container for a contact lens preservation solution. The problem can be solved by a contact lens storage container in which a lens holder made of a synthetic resin in which a powder of conductive glass is dispersed is attached.
以下に本考案を図示の実施例とともに更に詳細に説明
する。Hereinafter, the present invention will be described in more detail with reference to the illustrated embodiments.
(実施例) 図中、(1)は内部にコンタクトレンズ保存液が充填
されているガラス又は合成樹脂からなる容量が5cc程度
の小型の容器であり、(2)はその口部を封口するねじ
式のキャップである。本考案においてはこのキャップ
(2)の裏側に図示のようにレンズホルダー(3)を取
り付けてある。(Example) In the figure, (1) is a small container having a capacity of about 5 cc made of glass or synthetic resin filled with a contact lens preservation solution, and (2) is a screw for sealing the mouth thereof. This is a formula cap. In the present invention, a lens holder (3) is attached to the back of the cap (2) as shown in the figure.
実施例のレンズホルダー(3)はその内周面にコンタ
クトレンズ(4)を抱持できる二股状とされており、キ
ャップ(2)を閉じたときにはその大部分が保存液中に
浸漬されるようになっている。このレンズホルダー
(3)は例えばEVAのような合成樹脂からなるものであ
るが、その内部あるいは表面には銀イオン(Ag+)を保
存液中に徐々に溶解することができる溶解性ガラスから
なる無機物質の粉末を分散させてある。The lens holder (3) of the embodiment has a bifurcated shape capable of holding the contact lens (4) on the inner peripheral surface thereof. When the cap (2) is closed, most of the lens holder (3) is immersed in the preservative solution. It has become. This lens holder (3) is made of a synthetic resin such as EVA, for example, and is made of a soluble glass capable of gradually dissolving silver ions (Ag + ) in a storage solution inside or on the surface thereof. Inorganic substance powder is dispersed.
このような銀イオンを含有する溶解性ガラスは、ガラ
ス組成を調整することによって成分の溶出速度を数時間
から数年の範囲内で自由にコントロールすることができ
るガラスであり、実施例では、SiO240(モル)%、B2O3
45%、Na2O15%の基本組成を有するガラス中に、Ag2Oを
0.5(重量)%含有させた溶解性ガラスが用いられ、こ
れを粒度27μ以下にまで粉砕した粉末を合成樹脂中に2
重量%の比率で分散させてある。Such a soluble glass containing silver ions is a glass whose component elution rate can be freely controlled within a range of several hours to several years by adjusting the glass composition. 2 40 (mol)%, B 2 O 3
Ag 2 O in glass having a basic composition of 45% and Na 2 O 15%
A melting glass containing 0.5% by weight is used, and a powder obtained by pulverizing the melting glass to a particle size of 27 μ or less is mixed in a synthetic resin.
It is dispersed in a ratio of weight%.
(作用) このように構成された本考案のコンタクトレンズ保管
容器は、レンズメーカーから出荷されたコンタクトレン
ズを眼科医の手元まで届けるために用いられるものであ
り、レンズホルダー(3)にコンタクトレンズ(4)を
抱持させ、キャップ(2)を閉じることによってコンタ
クトレンズ(4)をコンタクトレンズ保存液中に浸漬し
た状態とする。(Operation) The contact lens storage container of the present invention configured as described above is used to deliver a contact lens shipped from a lens manufacturer to an ophthalmologist, and the contact lens (3) is attached to the lens holder (3). 4) is held, and the contact lens (4) is immersed in the contact lens storage solution by closing the cap (2).
このようにレンズホルダー(3)がコンタクトレンズ
(4)とともに保存液中に浸漬されると、その内部又は
表面に分散されている溶解性ガラスの粉末から防菌作用
を持つ銀イオンが保存液中に徐々に溶解する。この結
果、保存液中における銀イオンの濃度が高まり、保存液
中における細菌等の微生物の繁殖が確実に防止されるの
で、コンタクトレンズ(4)に付着した微生物が原因と
なる角膜障害のおそれをなくすることができる。When the lens holder (3) is immersed in the preservative solution together with the contact lens (4), silver ions having a bactericidal action are produced from the powder of the soluble glass dispersed inside or on the surface of the preservative solution. Dissolve gradually. As a result, the concentration of silver ions in the preservation solution is increased, and the growth of microorganisms such as bacteria in the preservation solution is reliably prevented. Therefore, there is a possibility of corneal damage caused by microorganisms attached to the contact lens (4). Can be eliminated.
このように本考案のコンタクトレンズ保管容器は、防
腐剤を用いなくても内部における細菌等の繁殖を防止で
きるので、従来のような防腐剤の吸着によるレンズの不
具合がなく、しかもキャップ(2)の裏側にレンズホル
ダー(3)を取り付けたことにより、小さいコンタクト
レンズ(4)の取扱いが容易となる。また、溶解性ガラ
スのSiO2、B2O3あるいはNa2Oなどの成分組成およびAg2O
成分の含有量を調整することにより、銀イオンの溶出速
度を制御することができるから、本考案のコンタクトレ
ンズ保管容器では、銀イオンの溶出期間を予め設定する
ことができる。As described above, the contact lens storage container of the present invention can prevent the growth of bacteria and the like inside without using a preservative, so that there is no problem of the lens due to the adsorption of the preservative as in the related art, and the cap (2) By attaching the lens holder (3) to the back side of the camera, handling of the small contact lens (4) becomes easy. Further, the composition of the melting glass such as SiO 2 , B 2 O 3 or Na 2 O and Ag 2 O
Since the elution rate of silver ions can be controlled by adjusting the content of the components, the silver ion elution period can be preset in the contact lens storage container of the present invention.
以上に述べた本考案のコンタクトレンズ保管容器の抗
菌効果を確認するために、次の実験を行った。The following experiment was conducted to confirm the antibacterial effect of the contact lens storage container of the present invention described above.
(抗菌試験) まず黄色ブドウ状球菌及び緑膿菌を、滅菌した0.9%
食塩水と滅菌した1/100濃度トリプトソイブイヨンに懸
濁させ、得られた菌液を本考案のコンタクトレンズ保管
容器(試料1)及び従来のコンタクトレンズ保管容器
(試料2)にそれぞれ注入した。これを30℃で24時間保
存し、溶液1ml当たりの最初の理論添加菌数と24時間後
の生菌数とを測定した。その結果を第1表〜第4表に示
す。(Antibacterial test) First, Staphylococcus aureus and Pseudomonas aeruginosa were sterilized 0.9%
The cells were suspended in a saline solution and sterilized 1/100 tryptic bouillon, and the obtained bacterial solutions were respectively injected into the contact lens storage container of the present invention (sample 1) and the conventional contact lens storage container (sample 2). This was stored at 30 ° C. for 24 hours, and the number of initially added bacterial cells per 1 ml of the solution and the number of viable cells after 24 hours were measured. The results are shown in Tables 1 to 4.
(考案の効果) 以上のデータからも明らかなように、本考案のコンタ
クトレンズ保管容器を用いれば、コンタクトレンズ保管
容器の内部における細菌等の微生物の繁殖を所望の期間
にわたり防止し、無菌状態でコンタクトレンズを眼科医
の手元まで届けることができる。また本考案のコンタク
トレンズ保管容器によれば、従来のように防腐剤がコン
タクトレンズに吸着することもなく、キャップの裏側に
レンズホルダーを取り付けたので、コンタクトレンズの
取扱いも容易となる。よって本考案は従来の問題点を一
掃したコンタクトレンズ保管容器として、その実用的価
値は極めて大きいものである。 (Effects of the Invention) As is clear from the above data, the use of the contact lens storage container of the present invention prevents the growth of microorganisms such as bacteria inside the contact lens storage container for a desired period of time, and enables the sterile condition. Contact lenses can be delivered to the eye doctor. Further, according to the contact lens storage container of the present invention, since the preservative does not adsorb to the contact lens as in the related art and the lens holder is attached to the back side of the cap, the handling of the contact lens becomes easy. Therefore, the present invention has a very large practical value as a contact lens storage container that has eliminated the conventional problems.
図面は本考案の実施例を示す一部切欠斜視図である。 (1):容器、(2):キャップ、(3):レンズホル
ダー。The drawing is a partially cutaway perspective view showing an embodiment of the present invention. (1): Container, (2): Cap, (3): Lens holder.
───────────────────────────────────────────────────── フロントページの続き (56)参考文献 特開 昭57−96605(JP,A) 特開 昭64−46464(JP,A) 実開 昭63−43121(JP,U) ──────────────────────────────────────────────────続 き Continuation of the front page (56) References JP-A-57-96605 (JP, A) JP-A-64-4664 (JP, A) Real opening 63-43121 (JP, U)
Claims (1)
封口するキャップ(2)の裏側に、所望の期間にわたり
銀イオンを保存液中に徐々に溶解する、銀を含有する溶
解性ガラスの粉末を分散させた合成樹脂からなるレンズ
ホルダー(3)を取り付けたことを特徴とするコンタク
トレンズ保管容器。1. A dissolvable glass containing silver, which gradually dissolves silver ions in a preservation solution for a desired period of time, on the back side of a cap (2) for sealing a container (1) for a contact lens preservation solution. A contact lens storage container provided with a lens holder (3) made of a synthetic resin in which powder is dispersed.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP1990076814U JP2541602Y2 (en) | 1990-07-19 | 1990-07-19 | Contact lens storage container |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP1990076814U JP2541602Y2 (en) | 1990-07-19 | 1990-07-19 | Contact lens storage container |
Publications (2)
Publication Number | Publication Date |
---|---|
JPH0435436U JPH0435436U (en) | 1992-03-25 |
JP2541602Y2 true JP2541602Y2 (en) | 1997-07-16 |
Family
ID=31618620
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP1990076814U Expired - Lifetime JP2541602Y2 (en) | 1990-07-19 | 1990-07-19 | Contact lens storage container |
Country Status (1)
Country | Link |
---|---|
JP (1) | JP2541602Y2 (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2012111038A1 (en) | 2011-02-14 | 2012-08-23 | 株式会社メニコン | Contact lens case |
Family Cites Families (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE3038800C2 (en) * | 1980-10-14 | 1982-07-08 | Titmus Eurocon Kontaktlinsen Gmbh & Co Kg, 8750 Aschaffenburg | Containers for the care and / or storage of contact lenses |
JPS6343121U (en) * | 1986-09-08 | 1988-03-23 | ||
JPS6446464A (en) * | 1987-08-13 | 1989-02-20 | Masayoshi Oyamada | Molded plastic article emitting bactericidal ion |
-
1990
- 1990-07-19 JP JP1990076814U patent/JP2541602Y2/en not_active Expired - Lifetime
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2012111038A1 (en) | 2011-02-14 | 2012-08-23 | 株式会社メニコン | Contact lens case |
US9095195B2 (en) | 2011-02-14 | 2015-08-04 | Menicon Co., Ltd. | Contact lens case with lens loading surface |
Also Published As
Publication number | Publication date |
---|---|
JPH0435436U (en) | 1992-03-25 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
R250 | Receipt of annual fees |
Free format text: JAPANESE INTERMEDIATE CODE: R250 |
|
R250 | Receipt of annual fees |
Free format text: JAPANESE INTERMEDIATE CODE: R250 |
|
EXPY | Cancellation because of completion of term |