JPS5877701U - Backflow prevention structure of forceps introduction port in endoscope - Google Patents

Backflow prevention structure of forceps introduction port in endoscope

Info

Publication number
JPS5877701U
JPS5877701U JP17202181U JP17202181U JPS5877701U JP S5877701 U JPS5877701 U JP S5877701U JP 17202181 U JP17202181 U JP 17202181U JP 17202181 U JP17202181 U JP 17202181U JP S5877701 U JPS5877701 U JP S5877701U
Authority
JP
Japan
Prior art keywords
endoscope
valve seat
introduction port
backflow prevention
prevention structure
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.)
Granted
Application number
JP17202181U
Other languages
Japanese (ja)
Other versions
JPS6245682Y2 (en
Inventor
吉橋　徳三郎
Original Assignee
株式会社町田製作所
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 by 株式会社町田製作所 filed Critical 株式会社町田製作所
Priority to JP17202181U priority Critical patent/JPS5877701U/en
Priority to DE19823242870 priority patent/DE3242870A1/en
Publication of JPS5877701U publication Critical patent/JPS5877701U/en
Application granted granted Critical
Publication of JPS6245682Y2 publication Critical patent/JPS6245682Y2/ja
Granted legal-status Critical Current

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

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

第１図は一部を破断した内視鏡の全体側面図、第２図は
要部拡大断面図、第３図は板パラキシの平面図である。 １・・・基体、２・・・鉗子導入口、４・・・枠体、７
・・・支持体、９・・・弁座、ｊＯ・・・蓋板。FIG. 1 is an overall side view of the endoscope with a portion cut away, FIG. 2 is an enlarged sectional view of the main part, and FIG. 3 is a plan view of the plate paralysis. 1... Base body, 2... Forceps introduction port, 4... Frame body, 7
... Support body, 9... Valve seat, jO... Lid plate.

Claims (1)

【実用新案登録請求の範囲】[Scope of utility model registration request] 鉗子導入口を構成する基材に弁座を取付けた支持体と、
該弁座に当接するように一側を回動自在に軸支した蓋板
とを設け、その支持体、弁座もしくは蓋板のうちの少な
くとも１つを磁石とし、他の支持体もしくは蓋板を鉄等
の磁性体製として常時磁力によって蓋板が弁座に当接し
て水密を保つようにして上記基材を柄部に取付けた枠体
内に設置したことを特徴とする内視鏡における鉗子導入
口部の逆流出防止構造。A support member having a valve seat attached to a base material constituting a forceps introduction port;
A lid plate rotatably supported on one side so as to come into contact with the valve seat is provided, at least one of the support, the valve seat, or the lid plate is a magnet, and the other support or the lid plate is provided. A forceps for an endoscope, characterized in that the base material is made of a magnetic material such as iron and is installed in a frame body attached to the handle so that the cover plate is constantly in contact with the valve seat due to magnetic force to maintain watertightness. Backflow prevention structure at the inlet.
JP17202181U 1981-11-20 1981-11-20 Backflow prevention structure of forceps introduction port in endoscope Granted JPS5877701U (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
JP17202181U JPS5877701U (en) 1981-11-20 1981-11-20 Backflow prevention structure of forceps introduction port 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
JP17202181U JPS5877701U (en) 1981-11-20 1981-11-20 Backflow prevention structure of forceps introduction port in endoscope

Publications (2)

Publication Number Publication Date
JPS5877701U true JPS5877701U (en) 1983-05-26
JPS6245682Y2 JPS6245682Y2 (en) 1987-12-07

Family

ID=29963929

Family Applications (1)

Application Number Title Priority Date Filing Date
JP17202181U Granted JPS5877701U (en) 1981-11-20 1981-11-20 Backflow prevention structure of forceps introduction port in endoscope

Country Status (1)

Country Link
JP (1) JPS5877701U (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6034801U (en) * 1983-08-15 1985-03-09 株式会社　町田製作所 Backflow prevention structure of forceps introduction port in endoscope

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6034801U (en) * 1983-08-15 1985-03-09 株式会社　町田製作所 Backflow prevention structure of forceps introduction port in endoscope

Also Published As

Publication number Publication date
JPS6245682Y2 (en) 1987-12-07

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