JPH03978Y2 - - Google Patents
Info
- Publication number
- JPH03978Y2 JPH03978Y2 JP17783085U JP17783085U JPH03978Y2 JP H03978 Y2 JPH03978 Y2 JP H03978Y2 JP 17783085 U JP17783085 U JP 17783085U JP 17783085 U JP17783085 U JP 17783085U JP H03978 Y2 JPH03978 Y2 JP H03978Y2
- Authority
- JP
- Japan
- Prior art keywords
- gas
- endoscopic treatment
- treatment device
- gas injection
- conductor
- 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
Links
- 238000012277 endoscopic treatment Methods 0.000 claims description 19
- 230000037431 insertion Effects 0.000 claims description 17
- 238000003780 insertion Methods 0.000 claims description 17
- 239000004020 conductor Substances 0.000 claims description 12
- 238000011282 treatment Methods 0.000 claims description 9
- 239000002184 metal Substances 0.000 claims description 8
- 229910052751 metal Inorganic materials 0.000 claims description 8
- 238000002347 injection Methods 0.000 description 16
- 239000007924 injection Substances 0.000 description 16
- WABPQHHGFIMREM-UHFFFAOYSA-N lead(0) Chemical compound [Pb] WABPQHHGFIMREM-UHFFFAOYSA-N 0.000 description 12
- 208000037062 Polyps Diseases 0.000 description 6
- 239000004809 Teflon Substances 0.000 description 2
- 229920006362 Teflon® Polymers 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 239000011347 resin Substances 0.000 description 2
- 229920005989 resin Polymers 0.000 description 2
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 239000010949 copper Substances 0.000 description 1
- 238000005286 illumination Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000002350 laparotomy Methods 0.000 description 1
- 239000013307 optical fiber Substances 0.000 description 1
- 238000001356 surgical procedure Methods 0.000 description 1
Description
【考案の詳細な説明】
〔産業上の利用分野〕
本考案は、内視鏡治療装置に係り、高周波電気
メス装置の電気メス導子を挿通する金属被覆を施
した処置具挿通チヤネルの上記金属被覆電極部と
患者電極プレートとを電気的に接続する接続端子
を具備すると共に上記高周波電気メス装置の使用
時に体腔内へ不燃性ガスを供給できるように不燃
性ガス源に接続されるガス供給口を具備する内視
鏡治療装置に関する。[Detailed description of the invention] [Industrial application field] The present invention relates to an endoscopic treatment device, and relates to the above-mentioned metal of a treatment instrument insertion channel coated with a metal through which an electric scalpel conductor of a high-frequency electric scalpel device is inserted. a gas supply port that is provided with a connection terminal that electrically connects the covered electrode part and the patient electrode plate, and that is connected to a nonflammable gas source so that nonflammable gas can be supplied into the body cavity when the high frequency electric scalpel device is used; The present invention relates to an endoscopic treatment device comprising:
一般に、内視鏡治療装置は、体内に生じたポリ
ープ等の疾患患部を開腹又は切開手術を行うこと
もなく治療する医療機器として広く使用されてい
る。第５図に、この種の内視鏡治療装置の概略構
成を示す。同図において、５０は内視鏡を示し、
この内視鏡５０は内視鏡挿入部１と、手許操作部
２と、連結部３とによつて主に構成されている。
In general, endoscopic treatment devices are widely used as medical devices for treating diseased areas such as polyps that occur inside the body without performing laparotomy or incisional surgery. FIG. 5 shows a schematic configuration of this type of endoscopic treatment device. In the figure, 50 indicates an endoscope,
This endoscope 50 mainly includes an endoscope insertion section 1, a manual operation section 2, and a connecting section 3.
このような内視鏡治療装置では、患部１６Ａに
高周波電流i1を流すと、その構成上内視鏡挿入部
１が体内と触れている個所１６Ｂにおいて、内視
鏡挿入部１に挿通されている電気メス導子１０か
ら高周波電流が漏れる。従つて通常は電気メス導
子１０からの漏れ高周波電流i2を高周波電源装置
に帰還する為の電極が設けられている。この電極
の概要について更に次の第６図を示しながら説明
する。第６図は第５図の図上−線における内
視鏡挿入部１の断面図を示す。同図に於ける基本
構造は、特願昭60−92668号の明細書に記載され
ており、１０は電気メス導子、１１は電気メス導
子１０を収納しているテフロン樹脂チユーブから
なる処置具挿入チヤンネル、２８は１１のテフロ
ン樹脂チユーブに無電解メツキされた金属被膜の
電極、３０は電極２８を患者電極プレート１４に
接続するためのリード線をそれぞれ示す。 In such an endoscopic treatment device, when a high frequency current i1 is applied to the affected area 16A, the endoscope insertion portion 1 is inserted through the endoscope insertion portion 1 at a location 16B where it is in contact with the body due to its structure. High frequency current leaks from the electric scalpel conductor 10. Therefore, an electrode is usually provided for feeding back the high frequency current i 2 leaking from the electric scalpel conductor 10 to the high frequency power supply device. The outline of this electrode will be further explained with reference to the following FIG. FIG. 6 shows a cross-sectional view of the endoscope insertion portion 1 taken along the upper line in FIG. 5. The basic structure in the figure is described in the specification of Japanese Patent Application No. 60-92668, and 10 is an electric scalpel conductor, and 11 is a Teflon resin tube housing the electric scalpel conductor 10. An instrument insertion channel, 28 shows a metal-coated electrode electrolessly plated on the Teflon resin tube 11, and 30 shows a lead wire for connecting the electrode 28 to the patient electrode plate 14.
つまり、このような構成の内視鏡治療装置の内
視鏡挿入部においては、患部を治療する際に内視
鏡挿入部が体内と触れていると患者が零電位であ
るが為にその個所で流れる第６図の図中の破線で
示す漏れ高周波電流i2は、電気メス導子１０を電
極２８とリード線３０とによつて実線で示すよう
に帰還抑圧される。 In other words, in the endoscope insertion part of the endoscopic treatment device with this configuration, if the endoscope insertion part comes into contact with the body when treating the affected area, the patient will be at zero potential, so that part will be damaged. The leakage high-frequency current i 2 shown by the broken line in FIG. 6 flowing through the electric scalpel conductor 10 is feedback suppressed by the electrode 28 and the lead wire 30 as shown by the solid line.
しかし、これまでの内視鏡治療装置では先の第
５図に示したようにこの電極２８を患者電極プレ
ートに接続するに当たつては、リード線３０を一
旦、連結部３のプラグ３２に一体的に設けられた
連結部接続端子３３を介して高周波電源装置１２
の端子及び患者電極プレート１４に接続するよう
にしてあつた。従つて連結部３には連結部接地端
子３２及びガス注入用口金２０の突出部が形成さ
れており、装置の設置が煩雑であるという問題が
あつた。 However, in conventional endoscopic treatment devices, when connecting the electrode 28 to the patient electrode plate, as shown in FIG. The high frequency power supply device 12 is connected to the high frequency power supply device 12 via the integrally provided connecting part connection terminal 33.
terminal and the patient electrode plate 14. Therefore, the connecting portion 3 is formed with the protruding portions of the connecting portion ground terminal 32 and the gas injection cap 20, which poses a problem in that the installation of the device is complicated.
本考案は、このような事情に鑑みてなされたも
のであり、内視鏡治療装置の連結部の患者電極プ
レートへのアース接続端子及び不燃性ガス供給口
の両者を簡素化した内視鏡治療装置を提案するこ
とを目的としている。
The present invention was developed in view of the above circumstances, and is an endoscopic treatment that simplifies both the ground connection terminal to the patient electrode plate of the connection part of the endoscopic treatment device and the nonflammable gas supply port. The purpose is to propose a device.
本考案は、前記目的を達成する為に、高周波電
気メス装置の電気メス導子を挿通する金属被覆を
施した処置具挿通チヤネルの上記金属被覆電極部
と患者電極プレートとを電気的に接続する接続端
子を具備すると共に上記高周波電気メス装置の使
用時に体腔内へ不燃性ガスを供給できるように不
燃性ガス源に接続されるガス供給口を具備する内
視鏡治療装置において、上記接続端子と上記ガス
供給口とを共通化したことを特徴としている。
In order to achieve the above object, the present invention electrically connects the metal-coated electrode portion of the metal-coated treatment instrument insertion channel through which the electric knife conductor of a high-frequency electric scalpel device is inserted and the patient electrode plate. An endoscopic treatment device comprising a connection terminal and a gas supply port connected to a nonflammable gas source so that nonflammable gas can be supplied into a body cavity when using the high frequency electric scalpel device, the connection terminal and It is characterized by having the same gas supply port as described above.
以下、添付図面に従つて本考案に係る内視鏡治
療装置の好ましい実施例を詳説する。
Hereinafter, preferred embodiments of the endoscopic treatment device according to the present invention will be described in detail with reference to the accompanying drawings.
第１図に、本考案の実施例の内視鏡治療装置の
構造を示す。 FIG. 1 shows the structure of an endoscopic treatment device according to an embodiment of the present invention.
同図に於いて５０は内視鏡を示し、この内視鏡
５０は内視鏡挿入部１と、手許操作部２と、連結
部３とによつて主に構成されている。また、この
内視鏡５０は、処置具挿入チヤンネル１１と、光
学フアイバ束から成るライトガイド６並びにイメ
ージガイド７とを備えている。更に、連結部３の
プラグ３２にはCO2等の不燃性ガス注入用口金２
０が設けられ、このガス注入用口金２０とガス流
出を制御するガス制御バルブ２６とは送気パイプ
２２によつて連結され、送気パイプ２２は内視鏡
挿入部１の先端まで延長されてある。また、連結
部３のリード線３０の一端はガス注入用口金２０
と直接に内部で接続するようにしてある。そし
て、このガス注入用口金２０には、電気的接続用
アダプタ４６が接合されている。 In the figure, 50 indicates an endoscope, and this endoscope 50 is mainly composed of an endoscope insertion section 1, a manual operating section 2, and a connecting section 3. The endoscope 50 also includes a treatment instrument insertion channel 11, a light guide 6 and an image guide 7 made of an optical fiber bundle. Furthermore, the plug 32 of the connecting part 3 is equipped with a cap 2 for injecting nonflammable gas such as CO 2.
This gas injection mouthpiece 20 and a gas control valve 26 for controlling gas outflow are connected by an air supply pipe 22, and the air supply pipe 22 is extended to the distal end of the endoscope insertion section 1. be. Further, one end of the lead wire 30 of the connecting portion 3 is connected to the gas injection cap 20.
It is designed to be directly connected internally. An electrical connection adapter 46 is connected to this gas injection cap 20.
次に第２図で、上述のガス注入用口金２０の具
体的な断面構造を示す。同図に於いて、４０はガ
ス注入用口金２０に刻設した雄ねじ、４２はプラ
グの外壁、４４はリード線３０をろう付したリー
ド線接合部をそれぞれ示す。このような構造のガ
ス注入用口金２０では、ガス注入用口金を銅のよ
うな高電導率の金属で形成することにより、この
ガス注入用口金２０を介して雌ねじを刻設した構
造のアダプタ等で容易に外部に接続することが可
能となる。 Next, FIG. 2 shows a specific cross-sectional structure of the above-mentioned gas injection mouthpiece 20. As shown in FIG. In the figure, reference numeral 40 indicates a male thread formed on the gas injection cap 20, reference numeral 42 indicates an outer wall of the plug, and reference numeral 44 indicates a lead wire joint portion to which the lead wire 30 is brazed. In the gas injection cap 20 having such a structure, the gas injection cap is made of a metal with high conductivity such as copper, and an adapter or the like having a structure in which a female thread is carved through the gas injection cap 20 can be used. This makes it possible to easily connect to the outside.
また、本実施例では従来は連結部３に設けられ
たリード線３０を外部の患者電極プレートに接続
する為に連結部３に専用の連結部端子を設けてい
たが、ガス注入用口金２０を共用することにより
従来の接続端子を省くことができる。 Furthermore, in this embodiment, conventionally, the connecting part 3 was provided with a dedicated connecting part terminal in order to connect the lead wire 30 provided in the connecting part 3 to an external patient electrode plate. By sharing the terminals, the conventional connection terminals can be omitted.
次に、このガス注入用口金２０と接合させ、外
部の端子と接続させる為のアダプタ４６の構造例
について述べる。第３図に、アダプタの具体的な
断面構造を示す。同図において、４６はアダプタ
の本体、２９はリード線をそれぞれ示す。また、
本体には、第２図に示した構造のガス注入用口金
の雄ねじと接合する雌ねじ４８が刻設されてい
る。そして、一端が外部の端子に接続されるリー
ド線３０が、本体４６の内部で接続されている。
尚、本実施例では使用頻度の低いガス注入口は省
いてある。このような構造のアダプタは、第２図
の図中に示した矢印Ａの方向と、第３図の図中に
示す矢印Ａとを同じ方向に一致させて接合するよ
うになつている。また、第１図において処置具挿
入チヤンネル１１内には、高周波ナイフ或いは高
周波スネア等の処置具８を先端に取付けた電気メ
ス導子１０が挿通され、その一端が高周波電源装
置１２のアクテイブ端子１２Ａに接続されてい
る。更に、高周波電源装置１２の他方の端子１２
Ｂには、患者電極プレート１４及び電極２８がリ
ード線２９，３０によつてそれぞれ接続されてい
る。このうち特にリード線３０は連結部３に設け
られたアダプタ４６を介して高周波電源装置１２
の端子１２Ｂに接続されている。そして、ライト
ガイド６の後端は光源装置１７に対向配置されて
おり、一方イメージガイド７の後端は接眼部１８
に接合されている。 Next, a structural example of the adapter 46 for joining the gas injection cap 20 and connecting it to an external terminal will be described. FIG. 3 shows a specific cross-sectional structure of the adapter. In the figure, 46 indicates the main body of the adapter, and 29 indicates a lead wire. Also,
The main body is provided with a female thread 48 that connects with the male thread of the gas injection cap having the structure shown in FIG. A lead wire 30, one end of which is connected to an external terminal, is connected inside the main body 46.
Note that in this embodiment, a gas inlet that is used less frequently is omitted. The adapter having such a structure is designed to be joined with the direction of arrow A shown in FIG. 2 and arrow A shown in FIG. 3 aligned in the same direction. Further, in FIG. 1, an electric scalpel conductor 10 having a treatment instrument 8 such as a high-frequency knife or a high-frequency snare attached to the tip is inserted into the treatment instrument insertion channel 11, and one end thereof is connected to the active terminal 12A of the high-frequency power supply device 12. It is connected to the. Furthermore, the other terminal 12 of the high frequency power supply device 12
A patient electrode plate 14 and an electrode 28 are connected to B by lead wires 29 and 30, respectively. In particular, the lead wire 30 is connected to the high frequency power supply device 12 via an adapter 46 provided in the connecting portion 3.
is connected to terminal 12B of. The rear end of the light guide 6 is arranged to face the light source device 17, while the rear end of the image guide 7 is arranged opposite to the eyepiece section 18.
is joined to.
次に上記構成の内視鏡治療装置の具体的な動作
について述べる。先ず、患者電極プレート１４上
に横たわらせた患者１５の体腔内に挿入部１を挿
入し、光源装置１７から発生する光をライトガイ
ド６を介して体内に導き照明すると共に、体内観
察用イメージガイド６を介して患部１６Ａを接眼
部１８を通して観察する。次に患部１６Ａが例え
ば、同図に示すようなポリープであれば処置具挿
入チヤンネル１１内を自由に動かせる電気メス導
子１０の先端の高周波スネアの輪を上記ポリープ
１６Ａに掛けポリープ切断形状に合わせスネアー
ワイヤーを締め上げる。そして高周波電源装置１
２を動作させ且つ高周波スネアの輪を縮めながら
体極板１４との間に高周波電流i1を流してポリー
プを焼切り落とす。また、この患部治療の際には
電気メス導子１０から体内に漏れる高周波電流i2
は、ガス注入用口金２０に連結したリード線３０
と接続された電極２８によつて充分に帰還されて
いる。 Next, the specific operation of the endoscopic treatment apparatus having the above configuration will be described. First, the insertion section 1 is inserted into the body cavity of a patient 15 who is lying on the patient electrode plate 14, and the light generated from the light source device 17 is guided into the body via the light guide 6 for illumination, and also for internal observation. The affected area 16A is observed through the eyepiece 18 via the image guide 6. Next, if the affected area 16A is, for example, a polyp as shown in the figure, a high-frequency snare ring at the tip of the electric scalpel conductor 10, which can be moved freely within the treatment instrument insertion channel 11, is applied to the polyp 16A and adjusted to the polyp's cutting shape. Tighten the snare wire. And high frequency power supply device 1
2 and while contracting the loop of the high-frequency snare, a high-frequency current i 1 is passed between the body electrode plate 14 and the polyp is burned off. In addition, during this treatment of the affected area, a high frequency current i 2 leaks into the body from the electric scalpel conductor 10.
is a lead wire 30 connected to the gas injection cap 20.
sufficient feedback is provided by the electrode 28 connected to the .
次に他の実施例のアダプタ部の構造について述
べる。第４図に、その具体的な実施例のアダプタ
の断面構造を示す。同図において、４５はガス注
入口を示し、またリード線３０は本体４６の側面
に接続してある。このような構造のアダプタ４６
を用いれば、第１図に示した実施例と同様の効果
があると共にガス注入口４５を併設したことによ
り治療中に必要に応じてガスを患者に注入するこ
とができる長所がある。 Next, the structure of the adapter section of another embodiment will be described. FIG. 4 shows the cross-sectional structure of the adapter of the specific embodiment. In the figure, 45 indicates a gas inlet, and the lead wire 30 is connected to the side surface of the main body 46. Adapter 46 with such structure
If this is used, it has the same effect as the embodiment shown in FIG. 1, and also has the advantage that gas can be injected into the patient as necessary during treatment since the gas inlet 45 is also provided.
以上説明したように本考案に係る内視鏡治療装
置によれば、内視鏡連結部プラグに設けられてい
るガス注入用口金を被覆電極の接続端子として共
用するようにしたので、連結部のプラグの構成が
簡素化された内視鏡治療装置を実現することがで
きる。
As explained above, according to the endoscopic treatment device of the present invention, the gas injection cap provided on the endoscope connection plug is shared as the connection terminal of the covered electrode, so that It is possible to realize an endoscopic treatment device with a simplified plug configuration.
第１図は本考案に係る内視鏡治療装置の概略構
造を示す説明図、第２図は第１図に示したガス注
入用口金の断面構造を示す説明図、第３，４図は
第２図に示したガス注入用口金への接続アダプタ
の断面構造を示す説明図、第５図、第６図は従来
の内視鏡治療装置の構造の概略構造を示す説明図
である。
１……内視鏡挿入部、２……手許操作部、３…
…連結部、８……高周波スネア、１０……電気メ
ス導子、１２……高周波電源、１６Ａ……ポリー
プ、１７……光源装置、２０……ガス注入用口
金、２８……被覆電極、２９，３０……リード
線、３２……プラグ、４６……アダプタ。
FIG. 1 is an explanatory diagram showing the schematic structure of the endoscopic treatment device according to the present invention, FIG. 2 is an explanatory diagram showing the cross-sectional structure of the gas injection mouthpiece shown in FIG. 1, and FIGS. FIG. 2 is an explanatory view showing a cross-sectional structure of a connection adapter to a gas injection mouthpiece shown in FIG. 2, and FIGS. 5 and 6 are explanatory views showing a schematic structure of a conventional endoscopic treatment device. 1... Endoscope insertion section, 2... Hand operation section, 3...
... Connecting part, 8 ... High frequency snare, 10 ... Electric scalpel conductor, 12 ... High frequency power supply, 16A ... Polyp, 17 ... Light source device, 20 ... Gas injection cap, 28 ... Covered electrode, 29 , 30... Lead wire, 32... Plug, 46... Adapter.
Claims (1)
金属被覆を施した処置具挿通チヤネルの上記金属
被覆電極部と患者電極プレートとを電気的に接続
する接続端子を具備すると共に上記高周波電気メ
ス装置の使用時に体腔内へ不燃性ガスを供給でき
るように不燃性ガス源に接続されるガス供給口を
具備する内視鏡治療装置において、上記接続端子
と上記ガス供給口とを共通化したことを特徴とす
る内視鏡治療装置。 A connecting terminal is provided for electrically connecting the metal-coated electrode portion of the treatment instrument insertion channel coated with metal through which the electric knife conductor of the high-frequency electric scalpel device is inserted and the patient electrode plate. An endoscopic treatment device comprising a gas supply port connected to a nonflammable gas source so as to supply nonflammable gas into a body cavity during use, characterized in that the connection terminal and the gas supply port are shared. An endoscopic treatment device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP17783085U JPH03978Y2 (en) | 1985-11-19 | 1985-11-19 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP17783085U JPH03978Y2 (en) | 1985-11-19 | 1985-11-19 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS6284410U JPS6284410U (en) | 1987-05-29 |
| JPH03978Y2 true JPH03978Y2 (en) | 1991-01-14 |
Family
ID=31119397
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP17783085U Expired JPH03978Y2 (en) | 1985-11-19 | 1985-11-19 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH03978Y2 (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2706540B2 (en) * | 1989-11-14 | 1998-01-28 | オリンパス光学工業株式会社 | Ultrasound therapy equipment |
-
1985
- 1985-11-19 JP JP17783085U patent/JPH03978Y2/ja not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| JPS6284410U (en) | 1987-05-29 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| JPS6031689Y2 (en) | High frequency treatment device for endoscope | |
| US5401274A (en) | High-frequency treating instrument | |
| US8267934B2 (en) | Electrosurgical tool | |
| US6827717B2 (en) | Monopolar and bipolar electrode for a urological resectoscope | |
| CN106999243B (en) | RF and/or microwave energy delivery structures and invasive electrosurgical scoping devices | |
| US6893441B2 (en) | Urological electrosurgical resectoscope | |
| US20080033237A1 (en) | High-frequency tool for endoscope | |
| US11096740B2 (en) | Electrode arrangement for a bipolar resectoscope, and resectoscope | |
| CN105250023A (en) | Resectoscope with novel sealing structure | |
| JPS61159953A (en) | Prostate cutting apparatus | |
| JPH0450003Y2 (en) | ||
| WO2021179863A1 (en) | Injection apparatus, snare, and medical device | |
| WO2001054602A3 (en) | Electrosurgical wire knife | |
| JP2024103597A (en) | Endoscopic treatment tools | |
| JP2000271128A (en) | High-frequency biopsy forceps for endoscope | |
| JPH0416649Y2 (en) | ||
| JPH03978Y2 (en) | ||
| JPH0175416U (en) | ||
| JP3244648B2 (en) | Endoscope cautery | |
| KR102689002B1 (en) | Hybrid injector apparatus for endoscope procedure | |
| JPH03195547A (en) | High-frequency cutting tool for endoscope | |
| CN115836911A (en) | Multifunctional high-frequency electrical instrument used with endoscope | |
| US20080125773A1 (en) | Electrode assembly of electrosurgical knife | |
| JP2001061855A (en) | Cauterization apparatus for endoscope | |
| JPH01153148A (en) | Local freezer for medical use |