JPS62235026A - Method of packaging medical supply - Google Patents
Method of packaging medical supplyInfo
- Publication number
- JPS62235026A JPS62235026A JP61065992A JP6599286A JPS62235026A JP S62235026 A JPS62235026 A JP S62235026A JP 61065992 A JP61065992 A JP 61065992A JP 6599286 A JP6599286 A JP 6599286A JP S62235026 A JPS62235026 A JP S62235026A
- Authority
- JP
- Japan
- Prior art keywords
- packaging container
- packaging
- gas barrier
- flange
- eog
- 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.)
- Pending
Links
- 238000004806 packaging method and process Methods 0.000 title claims description 25
- 238000000034 method Methods 0.000 title claims description 21
- 230000001954 sterilising effect Effects 0.000 claims description 13
- 238000004659 sterilization and disinfection Methods 0.000 claims description 12
- 238000009423 ventilation Methods 0.000 claims description 12
- 230000004888 barrier function Effects 0.000 claims description 11
- 239000012528 membrane Substances 0.000 claims description 11
- 239000004033 plastic Substances 0.000 claims description 11
- 229920003023 plastic Polymers 0.000 claims description 11
- 230000005068 transpiration Effects 0.000 claims description 8
- 238000003466 welding Methods 0.000 claims 2
- -1 polyethylene Polymers 0.000 description 6
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 description 5
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Chemical compound O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 4
- 239000004743 Polypropylene Substances 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 239000012466 permeate Substances 0.000 description 3
- 229920001155 polypropylene Polymers 0.000 description 3
- 229920003002 synthetic resin Polymers 0.000 description 3
- 239000000057 synthetic resin Substances 0.000 description 3
- 241000894006 Bacteria Species 0.000 description 2
- 230000008020 evaporation Effects 0.000 description 2
- 238000001704 evaporation Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 229920000139 polyethylene terephthalate Polymers 0.000 description 2
- 239000005020 polyethylene terephthalate Substances 0.000 description 2
- IAYPIBMASNFSPL-UHFFFAOYSA-N Ethylene oxide Chemical compound C1CO1 IAYPIBMASNFSPL-UHFFFAOYSA-N 0.000 description 1
- 239000004698 Polyethylene Substances 0.000 description 1
- 239000004775 Tyvek Substances 0.000 description 1
- 229920000690 Tyvek Polymers 0.000 description 1
- 238000009792 diffusion process Methods 0.000 description 1
- 239000002985 plastic film Substances 0.000 description 1
- 229920000573 polyethylene Polymers 0.000 description 1
- 239000000047 product Substances 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 238000007666 vacuum forming Methods 0.000 description 1
Abstract
(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。(57) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.
Description
【発明の詳細な説明】 （産業上の利用分野） 本発明は、医療用具を包装する方法に関する。[Detailed description of the invention] (Industrial application field) The present invention relates to a method of packaging medical devices.
（従来の技術）
現在使用されている医療用具の包装容器は、医療用具を
内部に収納したガス透過性のプラスチックトレーに、菌
は通さないが、エチレンオキサイドガス（以下ＥＯＧと
称す）又は蒸気を透過させ゛る材質、例えば紙、ポリエ
チレン（タイベックシート）、紙に一部ポリプロピレン
を含浸させた材質等から成る膜を溶着して完全に密封し
ていた。(Prior art) Currently used packaging containers for medical devices are gas-permeable plastic trays that house medical devices inside, which do not allow bacteria to pass through, but allow ethylene oxide gas (hereinafter referred to as EOG) or steam to pass through. A membrane made of a permeable material, such as paper, polyethylene (Tyvek sheet), or paper partially impregnated with polypropylene, was welded to completely seal it.
このようにして医療用具を収納した包装容器を、ＥＯＧ
又は高圧蒸気滅菌の雰囲気中におくことにより、膜を介
して、ＥＯＧ又は、高圧水蒸気が内部の医療用具に浸透
することにより滅菌効果を得ることができるものである
。Packaging containers containing medical tools in this way are
Alternatively, by placing the device in an atmosphere of high-pressure steam sterilization, EOG or high-pressure steam permeates into the internal medical device through the membrane, thereby achieving a sterilization effect.
その後、該包装容器を蒸散工程に置いて、容器内部に残
留したＥＯＧ又は蒸気を蒸散させた後、製品として出荷
していた。Thereafter, the packaging container was placed in a transpiration process to evaporate the EOG or vapor remaining inside the container, and then shipped as a product.
（従来技術の問題点）
しかしながら、ガス又は蒸気透過性の膜が比較的高価で
あり、さらに、・滅菌工程及び蒸散工程において、包装
容器内部へのＥＯＧ又は蒸気の拡散、包装容器内部に残
留したＥＯＧ又は蒸気の泗散に長時間を要していた。(Problems with the prior art) However, gas or vapor permeable membranes are relatively expensive, and furthermore, during the sterilization process and the evaporation process, EOG or vapor may diffuse into the packaging container and may remain inside the packaging container. It took a long time to dissipate EOG or steam.
高圧蒸気滅菌の時間は、通常１２１”ｃ！で２０分、１
１５℃で６０分を有し、滅菌終了後の蒸散工程において
は、ＥＯＧ滅菌では、７２時間、高圧蒸気滅菌では、４
時間を有していた。The time for high-pressure steam sterilization is usually 20 minutes at 121"C!
The temperature is 60 minutes at 15°C, and the transpiration process after sterilization is 72 hours for EOG sterilization and 4 hours for high-pressure steam sterilization.
I had time.
以上のように、経済的、生産効率の点において必ずしも
満足のゆくものではなかった。As mentioned above, the results were not necessarily satisfactory in terms of economics and production efficiency.
（問題点を解決するたちの手段）
以上の問題点を解決するために、本発明では、プラスチ
ックトレーの鍔部又はガスバリヤ−性の膜の少なくとも
一方に通気孔を形成し、プラスチックトレーに、ガスバ
リヤ−性の膜を溶着して包装した後に、該包装容器を滅
菌工程、蒸散工程へ置いた後、前記鍔部に形成した通気
孔を無菌的に溶着して密封する医療用具の包装方法を提
供するものである。(Means for Solving the Problems) In order to solve the above problems, in the present invention, a ventilation hole is formed in at least one of the flange of the plastic tray or the gas barrier film, and the gas barrier film is formed in the plastic tray. - Provides a method for packaging medical devices, in which the packaging container is welded with a protective film, the packaging container is placed in a sterilization process and a transpiration process, and the ventilation hole formed in the flange is aseptically welded and sealed. It is something to do.
（作用）
以上のように、滅菌工程及び蒸散工程において、ガス又
は蒸気が通気孔を経て、包装容器内外に拡散、蒸散する
ことができる。(Function) As described above, in the sterilization process and the transpiration process, gas or steam can diffuse and evaporate into and out of the packaging container through the ventilation holes.
（実施例）
第１図は、本発明に使用される包装容器１の分解斜視図
を示す。(Example) FIG. 1 shows an exploded perspective view of a packaging container 1 used in the present invention.
２は、内部に医療用具を収納したガス又は水蒸気不透過
性のプラスチックトレーで、ポリプロピレン、ポリエチ
レンテレフタレート等の合成樹脂から成る。Reference numeral 2 denotes a gas- or water-vapor-impermeable plastic tray containing medical instruments therein, which is made of synthetic resin such as polypropylene or polyethylene terephthalate.
上面部には、四方に鍔部３が形成されており、該鍔部３
には、所定の間隔で通気孔４が形成されている０通気孔
４は１図に示す以外に四方の鍔部３全体に形成しても良
いしいずれか一方に形成しても良い、また１通気孔４の
高さは、１〜５ｍｍ、１１１は５〜２０ｍｍが適当であ
る。Flange portions 3 are formed on all sides of the upper surface.
, ventilation holes 4 are formed at predetermined intervals.In addition to what is shown in Figure 1, the ventilation holes 4 may be formed on the entire four sides of the flange 3, or may be formed on either one side. The appropriate height of each ventilation hole 4 is 1 to 5 mm, and the height of each ventilation hole 111 is 5 to 20 mm.
このプラスチックトレーは１例えば次のようにして、製
造される。This plastic tray is manufactured, for example, as follows.
真空成形法により、加熱軟化させたプラスチックシート
を凹形又は凸形の金型の上にのせ、型の反対側から小孔
を通して空気を抜き、プラスチックを金型に密着させた
のち、冷却して取りだす。Using the vacuum forming method, a heated and softened plastic sheet is placed on a concave or convex mold, air is removed from the other side of the mold through small holes, the plastic is tightly attached to the mold, and then cooled. Take it out.
５は、菌、ＥＯＧ又は水蒸気、殺菌性を有するアルコー
ル蒸気を透過しない材質（本発明ではガスバリヤ−性と
称す）１例えば、ポリプロピレン、ポリエチレンテレフ
タレート等の合成樹脂からなる膜である。Reference numeral 5 indicates a membrane made of a material (referred to as gas barrier property in the present invention) that does not permeate bacteria, EOG, water vapor, or alcohol vapor having sterilizing properties (referred to as gas barrier property in the present invention), for example, a synthetic resin such as polypropylene or polyethylene terephthalate.
次に本発明の医療用具の包装方法について説明する。Next, a method for packaging medical devices according to the present invention will be explained.
第２図に示すように、医療用具を内部に収納した包装容
器ｌの鍔部３にガスバリヤ−性の膜５を熱溶着する。６
は溶着部を示す。As shown in FIG. 2, a gas barrier film 5 is thermally welded to the flange 3 of a packaging container l containing a medical device. 6
indicates a welded part.
該包装容器１を高圧水蒸気（又はＥＯＧ、アルコール草
気）雰囲気中において、１２１°０で、１０−１５分間
（１１５℃の場合、３０分間）滅菌処理する。The packaging container 1 is sterilized in a high-pressure steam (or EOG, alcohol vapor) atmosphere at 121° 0 for 10-15 minutes (30 minutes at 115° C.).
水蒸気（又はＥＯＧ、アルコール蒸気）は、鍔部３に形
成された通気孔４より、包装容器ｌの内部に侵入し、医
療用具に浸透するものである。Water vapor (or EOG, alcohol vapor) enters the inside of the packaging container 1 through the vent hole 4 formed in the collar 3 and permeates into the medical device.
滅菌終了後、該包装容器を水蒸気（又はＥＯＧ、アルコ
ール蒸気）の蒸散室に１〜４時間放置して包装容器内部
に侵入した水蒸気（又はＥＯＧ、アルコール蒸気）を完
全に蒸散させる。After sterilization, the packaging container is left in a water vapor (or EOG, alcohol vapor) evaporation chamber for 1 to 4 hours to completely evaporate the water vapor (or EOG, alcohol vapor) that has entered the packaging container.
次に、無菌室で第３図に示すように該包装容器の通気孔
４を形成した鍔部を熱溶着し、容器を完全に密封する。Next, in a sterile room, as shown in FIG. 3, the flange of the packaging container with the vent hole 4 formed therein is heat welded to completely seal the container.
７は溶着部を示す。7 indicates a welded portion.
さらに本発明では、ガスバリヤ−性の膜にも、第４図に
示すように、通気孔４を形成して、前述のようにプラス
チックトレーに溶着することができる。Furthermore, according to the present invention, the gas barrier film can also be provided with vent holes 4 as shown in FIG. 4, and then welded to the plastic tray as described above.
この時、プラスチックトレーの鍔部には、通気孔を形成
しても良いし、形成しなくても良い。At this time, ventilation holes may or may not be formed in the flange of the plastic tray.
また通気孔の形状は任意に選択することができることは
、自明である。Furthermore, it is obvious that the shape of the ventilation hole can be arbitrarily selected.
（効果）
以上のように本発明では、
（１）滅菌工程及び蒸散工程において、ガス又は蒸気の
拡散又は蒸散する速度が早くなるので、各工程の時間を
短縮する事ができ生産効率が良くなる。(Effects) As described above, in the present invention, (1) In the sterilization process and the transpiration process, the rate of diffusion or transpiration of gas or steam becomes faster, so the time for each process can be shortened and production efficiency is improved. .
（２）高価なガス又は蒸気不透過性膜を使用することな
く医療用具を包装できるので、大幅なコストダウンが期
待できる。(2) Since medical devices can be packaged without the use of expensive gas- or vapor-impermeable membranes, significant cost reductions can be expected.
（３）膜が完全に合成樹脂で形成されているので、耐衝
撃性を保持することができる。(3) Since the membrane is completely made of synthetic resin, impact resistance can be maintained.
等の優れた効果を有する発明である。This invention has excellent effects such as:
第１図は、本発明に使用する包装容器の分解斜視図、第
２図は、医療用具を包装したところの包装容器の側面図
、第３図は、蒸散工程が終了した後、鍔部を溶着したと
ころの側面図、第４図は、通気孔を形成したガスバリヤ
−性膜の斜視図を示す。
図中、１は包装容器、２は、プラスチックトレー、３は
鍔部、４は通気孔、５はガスバリヤ−性の膜、６及び７
は溶着部を示す。Fig. 1 is an exploded perspective view of the packaging container used in the present invention, Fig. 2 is a side view of the packaging container in which medical devices are packaged, and Fig. 3 shows the flange removed after the transpiration process is completed. FIG. 4, which is a side view of the welded state, shows a perspective view of the gas barrier membrane with ventilation holes formed therein. In the figure, 1 is a packaging container, 2 is a plastic tray, 3 is a flange, 4 is a ventilation hole, 5 is a gas barrier membrane, 6 and 7
indicates a welded part.
Claims (1)
膜を溶着して医療用具を包装する方法において、前記鍔
部又はガスバリヤー性の膜の少なくとも一方に通気孔を
形成し、医療用具を収納したプラスチックトレーに、ガ
スバリヤー性の膜を溶着して包装した後に、該包装容器
を、滅菌工程、蒸散工程へ置いた後、前記通気孔を、溶
着して密封する事を特徴とする医療用具の包装方法。A method of packaging medical devices by welding a gas barrier membrane to a plastic tray having a flange, in which a vent hole is formed in at least one of the flange or the gas barrier membrane, and the medical device is housed in a plastic tray. Packaging for medical devices, characterized in that after a gas barrier membrane is welded to a tray and packaged, the packaging container is placed in a sterilization process and a transpiration process, and then the ventilation hole is sealed by welding. Method.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP61065992A JPS62235026A (en) | 1986-03-26 | 1986-03-26 | Method of packaging medical supply |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP61065992A JPS62235026A (en) | 1986-03-26 | 1986-03-26 | Method of packaging medical supply |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS62235026A true JPS62235026A (en) | 1987-10-15 |
Family
ID=13303013
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP61065992A Pending JPS62235026A (en) | 1986-03-26 | 1986-03-26 | Method of packaging medical supply |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS62235026A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH01167029A (en) * | 1987-12-16 | 1989-06-30 | Dainippon Printing Co Ltd | Method of sterilizing germ-free packaging container |
| JPH01120844U (en) * | 1988-02-09 | 1989-08-16 |
-
1986
- 1986-03-26 JP JP61065992A patent/JPS62235026A/en active Pending
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH01167029A (en) * | 1987-12-16 | 1989-06-30 | Dainippon Printing Co Ltd | Method of sterilizing germ-free packaging container |
| JPH01120844U (en) * | 1988-02-09 | 1989-08-16 | ||
| JPH0436838Y2 (en) * | 1988-02-09 | 1992-08-31 |
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