JPS5877704U - Structure to prevent backflow of forceps inlet in endoscope - Google Patents
Structure to prevent backflow of forceps inlet in endoscopeInfo
- Publication number
- JPS5877704U JPS5877704U JP17322681U JP17322681U JPS5877704U JP S5877704 U JPS5877704 U JP S5877704U JP 17322681 U JP17322681 U JP 17322681U JP 17322681 U JP17322681 U JP 17322681U JP S5877704 U JPS5877704 U JP S5877704U
- Authority
- JP
- Japan
- Prior art keywords
- endoscope
- forceps
- prevent backflow
- forceps inlet
- tube
- 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
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
第１図は内視鏡全体の一部破断側面図、第２図Ａはチュ
ーブが開いた状態の拡大断面図、Ｂはチューブが閉じた
状態の拡大断面図、第３図Ａは溝部のないチューブの拡
大断面図、Ｂはそのチューブが閉じた状態の拡大断面図
、第４図は蓋板の平面図である。
２・・・チューブ、３・・・鉗子口、４・・・鉗子導入
管、５・・・通孔部、６・・・溝部、７・・・蓋板。Figure 1 is a partially cutaway side view of the entire endoscope, Figure 2A is an enlarged sectional view with the tube open, B is an enlarged sectional view with the tube closed, and Figure 3A is without the groove. B is an enlarged sectional view of the tube in a closed state, and FIG. 4 is a plan view of the lid plate. 2... Tube, 3... Forceps port, 4... Forceps introduction tube, 5... Through hole, 6... Groove, 7... Lid plate.
Claims (1)
また（′まプラスチック等による柔軟性がある弾性部材
製により、その直径方向の内壁に溝部を形成したチュー
ブを設けて常時はその磁力によって閉止しているように
したことを特徴とする内視鏡における鉗子導入口の逆流
出防止構造。A tube made of a flexible elastic material such as magnetic rubber or plastic is provided between the forceps introduction port and the forceps introduction tube, and the tube has grooves formed on its diametrical inner wall. A backflow prevention structure for a forceps inlet in an endoscope, characterized in that the forceps inlet is closed by magnetic force.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP17322681U JPS5877704U (en) | 1981-11-24 | 1981-11-24 | Structure to prevent backflow of forceps inlet in endoscope |
| DE19823242870 DE3242870A1 (en) | 1981-11-20 | 1982-11-19 | Arrangement for prevention of a return flow through the forceps insertion opening of an endoscope |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP17322681U JPS5877704U (en) | 1981-11-24 | 1981-11-24 | Structure to prevent backflow of forceps inlet in endoscope |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS5877704U true JPS5877704U (en) | 1983-05-26 |
Family
ID=29965093
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP17322681U Pending JPS5877704U (en) | 1981-11-20 | 1981-11-24 | Structure to prevent backflow of forceps inlet in endoscope |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS5877704U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2002204779A (en) * | 2001-01-10 | 2002-07-23 | Asahi Optical Co Ltd | Endoscope forceps stopper |
-
1981
- 1981-11-24 JP JP17322681U patent/JPS5877704U/en active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2002204779A (en) * | 2001-01-10 | 2002-07-23 | Asahi Optical Co Ltd | Endoscope forceps stopper |
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