JPH0228916Y2 - - Google Patents

Info

Publication number
JPH0228916Y2
JPH0228916Y2 JP9639187U JP9639187U JPH0228916Y2 JP H0228916 Y2 JPH0228916 Y2 JP H0228916Y2 JP 9639187 U JP9639187 U JP 9639187U JP 9639187 U JP9639187 U JP 9639187U JP H0228916 Y2 JPH0228916 Y2 JP H0228916Y2
Authority
JP
Japan
Prior art keywords
stopper
plug
rubber
flow path
infusion
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
Application number
JP9639187U
Other languages
Japanese (ja)
Other versions
JPS64942U (en
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed filed Critical
Priority to JP9639187U priority Critical patent/JPH0228916Y2/ja
Publication of JPS64942U publication Critical patent/JPS64942U/ja
Application granted granted Critical
Publication of JPH0228916Y2 publication Critical patent/JPH0228916Y2/ja
Expired legal-status Critical Current

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  • Closures For Containers (AREA)
  • Infusion, Injection, And Reservoir Apparatuses (AREA)

Description

【考案の詳細な説明】 (イ) 考案の目的 [産業上の利用分野] この考案は輸液用容器等の内容物取出し口に取
付けられる栓体に関するものである。
[Detailed description of the invention] (a) Purpose of the invention [Field of industrial application] This invention relates to a stopper that is attached to the contents outlet of an infusion container or the like.

[従来の技術] 輸液用容器から内容物である輸液を取出すとき
は、容器の底に位置する内容物取出口に取付けら
れた栓体に、中空の採液針を刺通し容器内外を連
通した状態で、この採液針が栓体から脱落しない
ように保つ必要がある。
[Prior Art] When taking out the contents of an infusion solution from an infusion container, a hollow liquid collection needle is inserted through a stopper attached to a content outlet located at the bottom of the container to communicate the inside and outside of the container. It is necessary to keep this liquid collection needle from falling out of the stopper.

このため、栓体は、前記内容物取出口を密封す
る栓本体に、ゴムのような弾性材料からなり採液
針を刺通可能でかつ刺通した採液針を脱落しない
ように保持し得る弾性栓材を備えるように構成さ
れるのが一般的である。
For this reason, the stopper is made of an elastic material such as rubber and can be inserted into the stopper body that seals the content outlet, and is capable of holding the inserted liquid collection needle so that it does not fall out. It is generally constructed with an elastic plug material.

ここで、この弾性栓材は、採液針を刺通すると
きは内側へ押す力を受け、内容物取出し中は逆に
外側へ押す重力を受けるため、この双方の力に対
して栓体から脱落しないように構成する必要があ
る。
Here, this elastic plug material is subjected to a force that pushes it inward when the liquid collection needle is penetrated, and on the other hand, it is subjected to gravity that pushes it outward during the removal of the contents. It must be configured so that it does not fall off.

また、栓体は、使用前には、採液針を刺通する
面が外面に露出せずしかも、取扱い・開口操作が
容易であることが、望まれる。
In addition, it is desirable that the surface of the stopper through which the liquid collection needle is pierced is not exposed to the outside before use, and that it is easy to handle and open.

このような栓体としては従来より、例えば第9
図に示すような栓体101がある。
Conventionally, such a stopper has been used, for example, the 9th stopper.
There is a stopper 101 as shown in the figure.

栓体101においては容器口部への接着用フラ
ンジ102と第1の筒体103と第1の筒体10
3の内周面から内側に延びる下位押え部104と
を一体に成形されて備える下位栓体105と、第
2の筒体106と第2の筒体106の内周面から
内側に延びる上位押え部107とを一体に成形さ
れて備える上位栓体108とが、第1の筒体10
3と第2の筒体106との嵌め合せにより一体化
し、同時に下位押え部104と上位押え部107
との間にゴム栓111を挟圧支持している。
The plug body 101 includes a flange 102 for adhesion to the container mouth, a first cylinder body 103, and a first cylinder body 10.
3, a lower stopper 105 integrally formed with a lower presser portion 104 extending inwardly from the inner circumferential surface of the second cylinder body 106, and an upper presser member extending inwardly from the inner circumferential surface of the second cylinder body 106. An upper plug body 108 integrally formed with a portion 107 is connected to the first cylindrical body 10.
3 and the second cylindrical body 106 are integrated by fitting, and at the same time, the lower presser part 104 and the upper presser part 107
A rubber stopper 111 is supported under pressure between them.

第1の筒体103と第2の筒体106とは共働
して筒状の外周壁をなす栓筒部112を形成し、
栓筒部112の内側には軸113方向の流通路1
14が形成され得るが、流通路114は薄膜状の
隔壁115によつて塞がれている。隔壁115は
下位押え部104の一部として下位押え部104
と一体に成形されており、採液針で刺通可能でこ
の刺通により流通路114が形成されるものであ
る。
The first cylindrical body 103 and the second cylindrical body 106 cooperate to form a plug cylindrical portion 112 that forms a cylindrical outer peripheral wall,
A flow path 1 in the direction of the axis 113 is provided inside the stopper cylinder portion 112.
14 may be formed, but the flow path 114 is blocked by a thin film-like partition wall 115. The partition wall 115 is a part of the lower presser part 104.
It is molded integrally with the liquid sampling needle, and can be pierced with a liquid sampling needle, thereby forming a flow path 114.

下位栓体105と上位栓体108とは溶着部材
116によつて接合されている。すなわち溶着部
材116は、下位栓体105と上位栓体108と
の外面に跨がつて溶着され、両者を接合して栓本
体110を形成し、ゴム栓111を軸113方向
の内方のみならず外方に引張つても栓本体110
から脱落しないようにする。
The lower plug body 105 and the upper plug body 108 are joined by a welding member 116. That is, the welding member 116 is welded across the outer surfaces of the lower plug body 105 and the upper plug body 108, and joins them together to form the plug body 110. Even when pulled outward, the plug body 110
to prevent it from falling off.

このように構成された栓体101の上面はピー
ラブルなシール材117で覆われ、ゴム栓111
は外気から遮断される。
The top surface of the stopper 101 configured in this way is covered with a peelable sealing material 117, and the rubber stopper 111 is covered with a peelable sealing material 117.
is isolated from the outside air.

このように構成された栓体101は、輸液容器
のボトルにフランジ102において接着された
時、ゴム栓111が内容液からも外気からも遮断
され衛生的である。
When the stopper 101 configured in this manner is adhered to a bottle of an infusion container at the flange 102, the rubber stopper 111 is isolated from both the liquid inside and the outside air, making it sanitary.

内容液を使用するときは、シール材117を剥
離して採液針をゴム栓111に刺通し同時に隔壁
115を刺通せばよく、取扱いが極めて容易であ
る。この状態でゴム栓111は上・下位押え部1
07,104に押えられ、軸113方向の内側に
も外側にも脱落しない。
When using the content liquid, it is sufficient to peel off the sealing material 117 and pierce the liquid collection needle through the rubber stopper 111 and the partition wall 115 at the same time, making handling extremely easy. In this state, the rubber plug 111 is attached to the upper and lower presser parts 1.
07, 104, and will not fall off either inside or outside in the direction of the shaft 113.

[考案が解決しようとする問題点] 栓体101はこのように優れたものであるが、
採液針としてプラスチツク製のものを使用した場
合には隔膜115を刺通しにくい、という問題が
あり、また、金属針の場合には、隔膜115を刺
通後隔膜を切り抜き内容液面にプラスチツクの微
小片が浮く場合があり、この場合はあたかも異物
が輸液の製造段階から混入していたかの如き感を
与えるという問題がある。
[Problems to be solved by the invention] Although the plug 101 is excellent as described above,
When a plastic needle is used as a liquid collection needle, there is a problem in that it is difficult to pierce the diaphragm 115, and when a metal needle is used, after piercing the diaphragm 115, the diaphragm is cut out and a small piece of plastic is placed on the surface of the liquid inside. Pieces may float, and in this case, there is a problem in that it gives the impression that foreign matter has been mixed into the infusion from the manufacturing stage.

この考案は上記の如き事情に鑑みてなされたも
のであつて、ゴム栓体が、使用前には外気から遮
断され得て衛生的でありかつプラスチツク製の採
液針を容易に刺通し得てこれにより開口可能であ
り取扱い操作が極めて簡単でしかも使用中には軸
方向内側及び外側のいずれにも脱落することなく
安定的に支持され開口により液面にプラスチツク
の微小片が浮くことがない、輸液用栓体を提供す
るとを目的としている。
This invention was developed in view of the above-mentioned circumstances, and the rubber stopper is hygienic because it can be isolated from the outside air before use, and it can be easily pierced with a plastic liquid sampling needle. It is an infusion solution that can be opened by the opening and is extremely easy to handle, and during use, it is stably supported without falling off on either the inside or the outside in the axial direction, and the opening prevents small pieces of plastic from floating on the liquid surface. The purpose is to provide a stopper for use.

(ロ) 考案の構成 [問題を解決するための手段] この目的に対応して、この考案の輸液用栓体
は、上部栓部材と下部栓部材を有し軸方向の流通
路を形成する栓筒体と、前記栓筒体に保持されて
前記流通路を遮断しているゴム栓体とを備え、前
記上部栓部材と前記下部栓部材は共働して前記ゴ
ム栓体の周縁部を保持しており、つ前記下部栓部
材は前記流通路に向かつて片持梁状に突出してゴ
ム栓体の下側に達する支え片を有することを特徴
としている。
(b) Structure of the invention [Means for solving the problem] In response to this purpose, the infusion stopper of this invention is a stopper that has an upper stopper member and a lower stopper member and forms an axial flow path. and a rubber stopper held by the stopper cylinder to block the flow path, the upper stopper member and the lower stopper member working together to hold the peripheral edge of the rubber stopper. The lower plug member is characterized in that it has a support piece that protrudes in a cantilever shape toward the flow path and reaches the lower side of the rubber plug body.

以下、この考案の詳細を一実施例を示す図面に
ついて説明する。
The details of this invention will be explained below with reference to the drawings showing one embodiment.

第1図、第2図、第3図、及び第4図において
1は輸液用栓体である。輸液用栓体1は、容器口
部への接着用フランジ2と第1の筒体3と第1の
筒体3の内周面から内側に突出するフランジ状の
下部押え部4とを一体に形成された下部栓部材5
と、第2の筒体6と第2の筒体6の内周面から内
側に突出するフランジ状の上部押え部7とを一体
に成形された上部栓部材8とを、第1の筒体3と
第2の筒体6との同心状嵌合により一体化した栓
筒体12を備えるとともに、下部押え部4と上部
押え部7との間に挾圧保持したゴム栓体11を備
える。ゴム栓体11は、プラスチツクの採液針で
刺通可能なゴム等により構成され、このゴム栓体
11により栓筒部12の内側の軸13方向の流通
路14は遮断されている。
In FIGS. 1, 2, 3, and 4, reference numeral 1 indicates an infusion stopper. The infusion stopper 1 integrally includes a flange 2 for adhesion to the container opening, a first cylindrical body 3, and a flange-shaped lower presser portion 4 that protrudes inward from the inner peripheral surface of the first cylindrical body 3. Formed lower plug member 5
and an upper plug member 8 integrally formed with the second cylinder 6 and a flange-shaped upper presser part 7 protruding inward from the inner circumferential surface of the second cylinder 6. 3 and the second cylinder 6 are integrated by concentric fitting, and a rubber stopper 11 held between the lower presser part 4 and the upper presser part 7 under clamping pressure is provided. The rubber stopper 11 is made of rubber or the like that can be pierced with a plastic liquid sampling needle, and the flow path 14 in the direction of the axis 13 inside the stopper cylinder portion 12 is blocked by the rubber stopper 11 .

すなわち、上部押え部7の下面を一周して下向
きの環状突条17が形成され、これと上下に対向
して、下部押え部4の上面を一周する上向きの環
状突条18が形成され、2つの環状突条17,1
8間にゴム栓体11は挾圧され、これによりゴム
栓体11はその周縁部を栓筒体12に保持されて
いる。
That is, a downward annular protrusion 17 is formed around the lower surface of the upper presser part 7, and an upward annular protrusion 18 is formed vertically opposite to the annular protrusion 17 that goes around the upper surface of the lower presser part 4. two annular protrusions 17,1
8, the rubber stopper 11 is clamped and pressed, thereby holding the peripheral edge of the rubber stopper 11 in the stopper cylinder 12.

ゴム栓体11は、上面に採液針(図示せず)の
刺通案内用の凹部21が形成され、また上部押え
部7の上面を一周するシール用突起22上にピー
ラブルシール117を貼着することによつて外気
と遮断され得る。
The rubber stopper 11 has a recess 21 formed on its upper surface for guiding the penetration of a liquid sampling needle (not shown), and a peelable seal 117 is pasted on the sealing protrusion 22 that goes around the upper surface of the upper holding part 7. By wearing clothes, you can be isolated from the outside air.

下部栓部材5と上部栓部材8とは、両者の下端
部外面に跨がつて溶着する溶着部材20によつて
接合され、ゴム栓体11にかかる軸13方向の力
によつて分離しないようにされている。
The lower plug member 5 and the upper plug member 8 are joined by a welding member 20 that spans and welds the outer surfaces of their lower ends, and is prevented from being separated by the force applied to the rubber plug body 11 in the direction of the axis 13. has been done.

重要な点として下部栓部材5は複数の支え片2
3を一体に成形されて有する。支え片23は流通
路14の中央部に向かつて片持梁状に突出してい
る。支え片23は側面24が軸13に平行である
平板状であり、支え片23の下端面25は下部押
え部4が第1の筒体3に接続する位置よりも下方
で第1の筒体3に接続するが、上面は下部押え部
4の上面である押え面27と面一に接続して、押
え面27と共にゴム栓体11の下面28に接当し
ゴム栓体11を支える支え面26をなしている。
支え面26の内側突端31は押え面27の内側縁
32より内側に位置し、ゴム栓体11に刺し込ま
れた採液針の軸方向13内側への力を受けてゴム
栓体11が脱落しないように支え得る。
Importantly, the lower plug member 5 has a plurality of supporting pieces 2
3 are integrally molded. The support piece 23 projects toward the center of the flow path 14 in a cantilever shape. The supporting piece 23 has a flat plate shape with a side surface 24 parallel to the shaft 13, and the lower end surface 25 of the supporting piece 23 is located below the position where the lower presser part 4 connects to the first cylindrical body 3. 3, the upper surface is flush with the presser surface 27, which is the upper surface of the lower presser part 4, and is a support surface that comes into contact with the lower surface 28 of the rubber plug body 11 together with the presser surface 27 and supports the rubber plug body 11. It has a total of 26.
The inner tip 31 of the support surface 26 is located inside the inner edge 32 of the presser surface 27, and the rubber stopper 11 falls off due to the force applied inward in the axial direction 13 of the liquid collection needle inserted into the rubber stopper 11. We can help you avoid this.

輸液用栓体1においては、上部栓部材5はその
下部で溶着部材20により上部栓部材8と接合さ
れているが、第5図、第6図、第7図、及び第8
図に示す輸液用栓体1aのように、下部栓部材5
aが軸13方向の中間部で溶着部材20aにより
上部栓部材8aと接合されるように構成してもよ
い。しかし溶着部材20aが溶着されるための射
出成形時の樹脂の射出圧がゴム栓体11aにかか
つてゴム栓体11aを変形させるのを防止し得る
ように、溶着部材20aの軸方向位置はゴム栓体
11aの位置を避けることが望ましい。
In the infusion stopper 1, the upper stopper member 5 is joined to the upper stopper member 8 by a welding member 20 at its lower part.
Like the infusion stopper 1a shown in the figure, the lower stopper member 5
a may be configured to be joined to the upper plug member 8a by the welding member 20a at the intermediate portion in the direction of the axis 13. However, the axial position of the welding member 20a is set so that the injection pressure of the resin during injection molding for welding the welding member 20a can be prevented from being applied to the rubber stopper 11a and deforming the rubber stopper 11a. It is desirable to avoid the location of the stopper 11a.

[作用・効果] このように構成された輸液用栓体1は容器口部
にフランジ2で接着されると、ゴム栓体11によ
り容器は密栓される。使用前にはゴム栓体11は
ピーラブルシールにより外気から遮断され得て衛
生的である。使用時にはゴム栓体11のみを刺通
せば容器を開口し得るからプラスチツク製の採液
針によつても開口可能で、このときゴム栓体11
が内側に脱落することが支え片23により防止さ
れるので、取扱いが極めて容易かつ安定的であ
り、かつプラスチツクの微小片が浮くこともな
い。
[Function/Effect] When the infusion stopper 1 configured as described above is adhered to the opening of the container with the flange 2, the container is hermetically sealed by the rubber stopper 11. Before use, the rubber stopper 11 can be sealed off from the outside air by a peelable seal, making it sanitary. During use, the container can be opened by piercing only the rubber stopper 11, so it can also be opened with a plastic liquid sampling needle;
Since the support piece 23 prevents the plastic from falling inward, handling is extremely easy and stable, and no small pieces of plastic will float.

【図面の簡単な説明】[Brief explanation of the drawing]

第1図はこの考案の一実施例に係わる栓体を示
す縦断面図、第2図は第1図に示す栓体の平面
図、第3図は第1図に示す栓体の側面図、第4図
は第1図に示す栓体の底面図、第5図はこの考案
の他の実施例に係わる栓体を示す縦断面図、第6
図は第5図に示す栓体の平面図、第7図は第5図
に示す栓体の側面図、第8図は第5図に示す栓体
の底面図、及び第9図は従来の輸液用栓体を示す
半部縦断面側面図である。 1……輸液用栓体、2……接着用フランジ、3
……第1の筒体、4……下部押え部、5……上部
栓部材、6……第2の筒体、7……上部押え部、
8……上部栓体、11……ゴム栓体、12……栓
筒体、13……軸、14……流通路、17……環
状突条、18……環状突条、20……溶着部材、
21……凹部、22……シール用突起、23……
支え片、24……側面、25……下端面、26…
…支え面、27……押え面、28……下面、31
……内側尖端、32……内側縁、101……栓
体、102……フランジ、103……第1の筒
体、104……下位押え部、105……下位栓
体、106……第2の筒体、107……上位押え
部、108……上位栓体、111……弾性栓体、
112……栓筒部、113……軸、114……流
通路、115……隔膜、116……溶着部材、1
17……シール材。
FIG. 1 is a longitudinal sectional view showing a plug according to an embodiment of the invention, FIG. 2 is a plan view of the plug shown in FIG. 1, and FIG. 3 is a side view of the plug shown in FIG. 1. 4 is a bottom view of the plug shown in FIG. 1, FIG. 5 is a longitudinal sectional view showing a plug according to another embodiment of this invention, and FIG.
The figures are a plan view of the plug shown in FIG. 5, FIG. 7 is a side view of the plug shown in FIG. 5, FIG. 8 is a bottom view of the plug shown in FIG. 5, and FIG. 9 is a conventional It is a half longitudinal section side view showing an infusion stopper. 1... Infusion stopper, 2... Adhesive flange, 3
...First cylindrical body, 4... Lower presser part, 5... Upper plug member, 6... Second cylinder body, 7... Upper presser part,
8... Upper stopper, 11... Rubber stopper, 12... Stopper barrel, 13... Shaft, 14... Flow path, 17... Annular protrusion, 18... Annular protrusion, 20... Welding Element,
21... recess, 22... sealing protrusion, 23...
Support piece, 24...side surface, 25...lower end surface, 26...
...supporting surface, 27...pressing surface, 28...bottom surface, 31
... Inner tip, 32 ... Inner edge, 101 ... Plug body, 102 ... Flange, 103 ... First cylindrical body, 104 ... Lower presser part, 105 ... Lower stopper body, 106 ... Second cylindrical body, 107... upper presser part, 108... upper stopper body, 111... elastic stopper body,
112... Plug tube portion, 113... Shaft, 114... Flow path, 115... Diaphragm, 116... Welding member, 1
17...Sealing material.

Claims (1)

【実用新案登録請求の範囲】[Scope of utility model registration request] 上部栓部材と下部栓部材を有し軸方向の流通路
を形成する栓筒体と、前記栓筒体に保持されて前
記流通路を遮断しているゴム栓体とを備え、前記
上部栓部材と前記下部栓部材は共働して前記ゴム
栓体の周縁部を保持しており、かつ前記下部栓部
材は前記流通路に向かつて片持梁状に突出してゴ
ム栓体の下側に達する支え片を有することを特徴
とする輸液用栓体。
The upper plug member includes a plug cylinder having an upper plug member and a lower plug member and forming an axial flow path, and a rubber plug held by the plug cylinder and blocking the flow path. and the lower plug member work together to hold the peripheral edge of the rubber plug body, and the lower plug member protrudes in a cantilever shape toward the flow path and reaches the lower side of the rubber plug body. An infusion stopper characterized by having a supporting piece.
JP9639187U 1987-06-23 1987-06-23 Expired JPH0228916Y2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP9639187U JPH0228916Y2 (en) 1987-06-23 1987-06-23

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP9639187U JPH0228916Y2 (en) 1987-06-23 1987-06-23

Publications (2)

Publication Number Publication Date
JPS64942U JPS64942U (en) 1989-01-06
JPH0228916Y2 true JPH0228916Y2 (en) 1990-08-02

Family

ID=30962085

Family Applications (1)

Application Number Title Priority Date Filing Date
JP9639187U Expired JPH0228916Y2 (en) 1987-06-23 1987-06-23

Country Status (1)

Country Link
JP (1) JPH0228916Y2 (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2008050655A1 (en) * 2006-10-17 2008-05-02 Jms Co., Ltd. Communication member and medical container using the same

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2579969B2 (en) * 1987-11-11 1997-02-12 扶桑薬品工業株式会社 Portion closing member for synthetic resin container for infusion and method therefor
JP2500101Y2 (en) * 1993-06-21 1996-06-05 株式会社ニッショー Infusion container cap
JP4376338B2 (en) * 1999-02-22 2009-12-02 ベクトン・ディキンソン・アンド・カンパニー Drug cartridge
JP2005095219A (en) * 2003-09-22 2005-04-14 Fukai Kogyo Kk Medical rubber stopper
JP6826458B2 (en) * 2017-02-17 2021-02-03 テルモ株式会社 Medical connector and infusion set

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2008050655A1 (en) * 2006-10-17 2008-05-02 Jms Co., Ltd. Communication member and medical container using the same

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Publication number Publication date
JPS64942U (en) 1989-01-06

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