JP2002085574A - Catheter for endoscope - Google Patents
Catheter for endoscopeInfo
- Publication number
- JP2002085574A JP2002085574A JP2000286255A JP2000286255A JP2002085574A JP 2002085574 A JP2002085574 A JP 2002085574A JP 2000286255 A JP2000286255 A JP 2000286255A JP 2000286255 A JP2000286255 A JP 2000286255A JP 2002085574 A JP2002085574 A JP 2002085574A
- Authority
- JP
- Japan
- Prior art keywords
- endoscope
- catheter
- finger
- operator
- connection base
- 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.)
- Withdrawn
Links
Landscapes
- Endoscopes (AREA)
- Media Introduction/Drainage Providing Device (AREA)
Abstract
Description
【０００１】[0001]
【発明の属する技術分野】この発明は、体内に薬液等を
送り込んだり体内から体液等を吸引排出するため等に内
視鏡の処置具挿通チャンネルに挿通して使用される内視
鏡用カテーテルに関する。BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a catheter for an endoscope which is inserted into a treatment instrument insertion channel of an endoscope and used for feeding a medical solution or the like into a body or sucking and discharging a body fluid or the like from the body. .
【０００２】[0002]
【従来の技術】内視鏡用カテーテルは一般に、可撓性チ
ューブの基端に注射筒接続口金が取り付けられた構成に
なっており、注射筒接続口金に注射筒を接続することに
より、体内に薬液等を送り込んだり体内から体液等を吸
引排出することができる。2. Description of the Related Art Generally, a catheter for an endoscope has a structure in which a syringe tube connection base is attached to a base end of a flexible tube. It is possible to feed a chemical solution or the like or to suck and discharge a body fluid or the like from the body.
【０００３】[0003]
【発明が解決しようとする課題】注射筒接続口金に注射
筒を接続したり、注射筒接続口金に接続された注射筒の
ピストンを押し引きする操作をする際に、オペレータは
注射筒を操作しない方の手で注射筒接続口金を保持する
必要がある。The operator does not operate the syringe barrel when connecting the syringe barrel to the syringe barrel connection base or pushing and pulling the piston of the syringe barrel connected to the syringe barrel connection base. It is necessary to hold the syringe connection base with one hand.
【０００４】そのため、オペレータは注射筒接続口金と
可撓性チューブの双方にまたがって指を当てて保持する
場合が多く、可撓性チューブが注射筒接続口金との接続
部付近で折れ曲がって、管路を閉塞させてしまったり破
損してしまうことが珍しくなかった。[0004] For this reason, the operator often holds his / her finger by straddling both the syringe barrel connection base and the flexible tube, and the flexible tube bends near the connection part with the syringe barrel connection base to form a tube. It was not uncommon for roads to be blocked or damaged.
【０００５】そこで本発明は、可撓性チューブを折り曲
げるおそれがないように注射筒接続口金を安定して保持
することができる内視鏡用カテーテルを提供することを
目的とする。Accordingly, an object of the present invention is to provide a catheter for an endoscope which can stably hold a syringe barrel connection base so as not to bend a flexible tube.
【０００６】[0006]
【課題を解決するための手段】上記の目的を達成するた
め、本発明の内視鏡用カテーテルは、可撓性チューブの
基端に注射筒接続口金が取り付けられた内視鏡用カテー
テルにおいて、オペレータの指先を係合させるための指
当てを、注射筒接続口金から突出して形成したものであ
る。Means for Solving the Problems To achieve the above object, an endoscope catheter according to the present invention is a catheter for an endoscope in which a syringe tube connection base is attached to a proximal end of a flexible tube. A finger pad for engaging the fingertip of the operator is formed so as to protrude from the syringe barrel connection base.
【０００７】なお、指当てが、オペレータの指先を差し
込めるように環状に形成されていてもよく、その環状の
指当てが複数であれば、指を二本差し込んで安定した状
態に保持することができる。The finger pad may be formed in an annular shape so that a fingertip of an operator can be inserted. If there are a plurality of annular finger pads, two fingers are inserted and held in a stable state. Can be.
【０００８】また、指当てが、オペレータの指を当て付
けることができるように棒状又は鍔状に形成されていて
もよい。The finger pad may be formed in a rod shape or a flange shape so that the operator's finger can be put on the finger pad.
【０００９】[0009]
【発明の実施の形態】図面を参照して本発明の実施例を
説明する。図１は、本発明の第１の実施例の内視鏡用カ
テーテルを示しており、１は、図示されていない内視鏡
の処置具挿通チャンネルに挿脱される可撓性チューブで
あり、例えば外径が２ｍｍ程度で長さが１〜２ｍ程度の
四フッ化エチレン樹脂チューブによって形成されてい
る。Embodiments of the present invention will be described with reference to the drawings. FIG. 1 shows an endoscope catheter according to a first embodiment of the present invention, in which a flexible tube 1 is inserted into and removed from a treatment instrument insertion channel of an endoscope (not shown); For example, it is formed of a tetrafluoroethylene resin tube having an outer diameter of about 2 mm and a length of about 1 to 2 m.
【００１０】可撓性チューブ１の先端には、金属製又は
プラスチック製の先端チップ２が取り付けられている。
ただし、先端チップ２は省略して可撓性チューブ１をそ
のまま開口させてもよい。また、先端チップ２として散
布機能を有するものを取り付けてもよい。A distal end tip 2 made of metal or plastic is attached to the distal end of the flexible tube 1.
However, the distal end tip 2 may be omitted and the flexible tube 1 may be opened as it is. Further, a tip having a spraying function may be attached as the tip 2.
【００１１】可撓性チューブ１の基端には、注射筒等を
接続するための注射筒接続口金３が可撓性チューブ１内
と連通する状態に連結されており、注射筒接続部３１に
注射筒を接続して先端チップ２部分から薬液等を送り出
したり、逆に先端チップ２部分から体液等を吸引するこ
とができる。４は、可撓性チューブ１の基端部分を補強
するための、短い可撓性チューブからなる折れ止めであ
る。At the base end of the flexible tube 1, an injection tube connection base 3 for connecting an injection tube or the like is connected so as to communicate with the inside of the flexible tube 1. A syringe can be connected to send out a medicinal solution or the like from the tip 2 portion, or conversely, a body fluid or the like can be sucked from the tip 2 portion. Reference numeral 4 denotes a short stopper made of a short flexible tube for reinforcing a base end portion of the flexible tube 1.
【００１２】注射筒接続口金３には、可撓性チューブ１
が接続された先端部分と注射筒接続部３１との間に筒状
部３３が形成されており、その側面から左右両方向に一
対の指当て３２が突出形成されている。この実施例の指
当て３２は、各々が手の指（第２指と第３指）を差し込
める程度の環状に形成されている。A flexible tube 1 is attached to the syringe barrel connection base 3.
A cylindrical portion 33 is formed between the distal end portion where is connected and the injection tube connecting portion 31, and a pair of finger pads 32 protrude from both sides in both left and right directions. The finger pad 32 of this embodiment is formed in an annular shape such that each finger (the second finger and the third finger) can be inserted.
【００１３】このように構成された実施例の内視鏡用カ
テーテルは、図２に示されるように、二つの指当て３２
にオペレータの手の指を差し込んで注射筒接続口金３を
保持することができるので、注射筒接続部３１に注射筒
１０を接続してピストン１１を押し引き操作してもその
力が可撓性チューブ１に作用せず、可撓性チューブ１を
破損することなく送液や吸引を行うことができる。As shown in FIG. 2, the endoscope catheter of the embodiment constructed as described above has two finger pads 32.
The finger of the operator's hand can be inserted into the syringe barrel to hold the syringe barrel connection base 3, so that the force is flexible even when the syringe barrel 10 is connected to the syringe barrel connection part 31 and the piston 11 is pushed and pulled. The liquid can be sent or suctioned without acting on the tube 1 and without damaging the flexible tube 1.
【００１４】図３は、本発明の第２の実施例の内視鏡用
カテーテルを示しており、この実施例の注射筒接続口金
３においては、可撓性チューブ１内に補強用の芯金３５
を通すために、注射筒接続部３１が筒状部３３から側方
に突出形成されている。３４は芯金３５の基端に連結さ
れたキャップ状部材である。FIG. 3 shows an endoscope catheter according to a second embodiment of the present invention. In a syringe barrel connection base 3 of this embodiment, a reinforcing core is provided in a flexible tube 1. 35
In order to pass through, the injection tube connecting portion 31 is formed to protrude laterally from the cylindrical portion 33. Reference numeral 34 denotes a cap-shaped member connected to the base end of the cored bar 35.
【００１５】この実施例においては、第１の実施例と同
様の指当て３２が注射筒接続部３１と反対側に一つだけ
突出形成されており、オペレータが第２指等をそこに差
し込んで注射筒接続口金３を保持することができ、第１
の実施例と同様の作用効果を得ることができる。In this embodiment, only one finger pad 32 similar to that of the first embodiment is formed so as to protrude on the side opposite to the syringe barrel connecting portion 31, and the operator inserts a second finger or the like into the same. The syringe barrel connection base 3 can be held, and the first
The same operation and effect as those of the embodiment can be obtained.
【００１６】図４は、本発明の第３の実施例の内視鏡用
カテーテルを示しており、指当て３２が筒状部３３から
左右に突出する棒状に形成されていて、オペレータが例
えば第２指と第３指の指先に指当て３２を載せるように
して注射筒接続口金３を保持することができる。FIG. 4 shows a catheter for an endoscope according to a third embodiment of the present invention. The syringe barrel connection base 3 can be held by placing the finger pads 32 on the fingertips of the second and third fingers.
【００１７】図５は、本発明の第４の実施例の内視鏡用
カテーテルを示しており、指当て３２が筒状部３３から
全周に突出する鍔状に形成されていて、オペレータが筒
状部３３を手で握り込むようにすると、第１指と第２指
の側部に指当て３２が載る状態になって注射筒接続口金
３が保持される。FIG. 5 shows a catheter for an endoscope according to a fourth embodiment of the present invention, in which a finger pad 32 is formed in a flange shape projecting from the cylindrical portion 33 all around, and the operator can use the finger pad 32. When the cylindrical portion 33 is gripped by hand, the finger rest 32 is placed on the side of the first finger and the second finger, and the syringe barrel connection base 3 is held.
【００１８】[0018]
【発明の効果】本発明によれば、オペレータの指先を係
合させるための指当てを注射筒接続口金から突出して形
成したので、オペレータが注射筒接続口金に指を当てて
保持することにより、可撓性チューブを折り曲げるおそ
れがない状態で注射筒接続口金を安定して保持すること
ができる。According to the present invention, the finger pad for engaging the fingertip of the operator is formed so as to protrude from the syringe barrel connection base, so that the operator holds the fingertip against the syringe barrel connection base by holding the finger. The syringe barrel connection base can be stably held in a state where there is no fear of bending the flexible tube.
【図１】本発明の第１の実施例の内視鏡用カテーテルの
全体構成を示す断面図である。FIG. 1 is a cross-sectional view showing an entire configuration of an endoscope catheter according to a first embodiment of the present invention.
【図２】本発明の第１の実施例の内視鏡用カテーテルの
使用状態を示す外観図である。FIG. 2 is an external view showing a use state of the endoscope catheter according to the first embodiment of the present invention.
【図３】本発明の第２の実施例の内視鏡用カテーテルの
使用状態を示す部分断面図である。FIG. 3 is a partial cross-sectional view showing a use state of an endoscope catheter according to a second embodiment of the present invention.
【図４】本発明の第３の実施例の内視鏡用カテーテルの
保持状態を示す部分外観図である。FIG. 4 is a partial external view showing a holding state of an endoscope catheter according to a third embodiment of the present invention.
【図５】本発明の第４の実施例の内視鏡用カテーテルの
保持状態を示す部分外観図である。FIG. 5 is a partial external view showing a holding state of an endoscope catheter according to a fourth embodiment of the present invention.
１ 可撓性チューブ ３ 注射筒接続口金 １０ 注射筒 １１ ピストン ３１ 注射筒接続部 ３２ 指当て ３３ 筒状部 DESCRIPTION OF SYMBOLS 1 Flexible tube 3 Syringe connection base 10 Syringe 11 Piston 31 Syringe connection 32 Finger support 33 Cylindrical part
Claims (4)
取り付けられた内視鏡用カテーテルにおいて、 オペレータの指先を係合させるための指当てを、上記注
射筒接続口金から突出して形成したことを特徴とする内
視鏡用カテーテル。1. An endoscope catheter in which a syringe tube connection base is attached to a base end of a flexible tube, wherein a finger pad for engaging an operator's fingertip is formed to protrude from the injection tube connection base. A catheter for an endoscope, comprising:
めるように環状に形成されている請求項１記載の内視鏡
用カテーテル。2. The catheter for an endoscope according to claim 1, wherein the finger pad is formed in a ring shape so that a fingertip of an operator can be inserted.
むための複数の環状部を有する請求項２記載の内視鏡用
カテーテル。3. The catheter for an endoscope according to claim 2, wherein said finger pad has a plurality of annular portions for inserting a fingertip of an operator.
ることができるように棒状又は鍔状に形成されている請
求項１記載の内視鏡用カテーテル。4. The catheter for an endoscope according to claim 1, wherein the finger pad is formed in a rod shape or a flange shape so that an operator's finger can be applied.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2000286255A JP2002085574A (en) | 2000-09-21 | 2000-09-21 | Catheter for endoscope |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2000286255A JP2002085574A (en) | 2000-09-21 | 2000-09-21 | Catheter for endoscope |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JP2002085574A true JP2002085574A (en) | 2002-03-26 |
Family
ID=18770198
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2000286255A Withdrawn JP2002085574A (en) | 2000-09-21 | 2000-09-21 | Catheter for endoscope |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JP2002085574A (en) |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS62503012A (en) * | 1985-05-07 | 1987-12-03 | シ−・ア−ル・バ−ド・インコ−ポレ−テッド | Balloon placement system for obesity prevention |
| JPH11226024A (en) * | 1998-02-17 | 1999-08-24 | Olympus Optical Co Ltd | Treating implement for endoscope |
-
2000
- 2000-09-21 JP JP2000286255A patent/JP2002085574A/en not_active Withdrawn
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS62503012A (en) * | 1985-05-07 | 1987-12-03 | シ−・ア−ル・バ−ド・インコ−ポレ−テッド | Balloon placement system for obesity prevention |
| JPH11226024A (en) * | 1998-02-17 | 1999-08-24 | Olympus Optical Co Ltd | Treating implement for endoscope |
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