JPS6426017U - - Google Patents

Info

Publication number
JPS6426017U
JPS6426017U JP12012087U JP12012087U JPS6426017U JP S6426017 U JPS6426017 U JP S6426017U JP 12012087 U JP12012087 U JP 12012087U JP 12012087 U JP12012087 U JP 12012087U JP S6426017 U JPS6426017 U JP S6426017U
Authority
JP
Japan
Prior art keywords
operating wire
sheath
treatment section
twisting
coil
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
JP12012087U
Other languages
Japanese (ja)
Other versions
JPH0428567Y2 (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 JP1987120120U priority Critical patent/JPH0428567Y2/ja
Publication of JPS6426017U publication Critical patent/JPS6426017U/ja
Application granted granted Critical
Publication of JPH0428567Y2 publication Critical patent/JPH0428567Y2/ja
Expired legal-status Critical Current

Links

Description

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

第１図ないし第３図は本考案の第１実施例に係
り、第１図は内視鏡用生検鉗子の全体を示す一部
切欠き正面図、第２図は内視鏡用生検鉗子の先端
側の部分断面図、第３図は体腔内組織を採取する
説明図、第４図は本考案の第２実施例に係る内視
鏡用生検鉗子の先端側の部分断面図、第５図は本
考案の第３実施例を示す内視鏡用生検鉗子の全体
正面図、第６図は本考案の第４実施例に係る内視
鏡用生検鉗子の先端側の部分断面図、第７図は本
考案の第５実施例に係る内視鏡用生検鉗子の先端
側の部分断面図、第８図は本考案の第６実施例に
係る内視鏡用生検鉗子の全体を示す一部切欠き正
面図である。 １……生検鉗子、２……シース、３……処置部
、４……操作部、１２……コイル、１５……操作
ワイヤ。 1 to 3 relate to the first embodiment of the present invention, in which FIG. 1 is a partially cutaway front view showing the entire endoscopic biopsy forceps, and FIG. 2 is a partially cutaway front view of the endoscopic biopsy forceps. FIG. 3 is an explanatory diagram for collecting tissue in a body cavity; FIG. 4 is a partial sectional view of the distal end of an endoscopic biopsy forceps according to the second embodiment of the present invention; FIG. 5 is an overall front view of an endoscopic biopsy forceps according to a third embodiment of the present invention, and FIG. 6 is a distal end portion of an endoscopic biopsy forceps according to a fourth embodiment of the present invention. 7 is a partial cross-sectional view of the distal end side of an endoscopic biopsy forceps according to a fifth embodiment of the present invention, and FIG. 8 is a partial cross-sectional view of an endoscopic biopsy forceps according to a sixth embodiment of the present invention. FIG. 2 is a partially cutaway front view showing the entire forceps. DESCRIPTION OF SYMBOLS 1...biopsy forceps, 2...sheath, 3...treatment section, 4...operation section, 12...coil, 15...operation wire.

Claims (1)

【実用新案登録請求の範囲】[Scope of utility model registration request] 先端に処置部を取付けたシースをコイルにより
構成し、シース内に前記処置部に先端が枢着した
操作ワイヤを挿通した内視鏡用処置具において、
前記シースを構成するコイルの巻き方向と、前記
操作ワイヤの撚り方向とを互いに一致させ、操作
ワイヤを牽引して撚りの戻る状態とすることによ
り処置部を積極的に回動し、操作ワイヤを弛緩す
ることにより再び操作ワイヤに撚りが入ることが
できるようにしたことを特徴とした内視鏡用処置
具。 An endoscopic treatment tool, which comprises a sheath with a treatment section attached to the tip of the coil, and an operating wire whose tip is pivotally attached to the treatment section is inserted into the sheath,
The winding direction of the coil constituting the sheath and the twisting direction of the operating wire are made to match each other, and the operating wire is pulled to untwist, thereby actively rotating the treatment section and twisting the operating wire. An endoscopic treatment instrument characterized in that the operating wire can be twisted again by loosening it.
JP1987120120U 1987-08-04 1987-08-04 Expired JPH0428567Y2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1987120120U JPH0428567Y2 (en) 1987-08-04 1987-08-04

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1987120120U JPH0428567Y2 (en) 1987-08-04 1987-08-04

Publications (2)

Publication Number Publication Date
JPS6426017U true JPS6426017U (en) 1989-02-14
JPH0428567Y2 JPH0428567Y2 (en) 1992-07-10

Family

ID=31365944

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1987120120U Expired JPH0428567Y2 (en) 1987-08-04 1987-08-04

Country Status (1)

Country Link
JP (1) JPH0428567Y2 (en)

Cited By (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH08238245A (en) * 1995-03-02 1996-09-17 Kaijirushi Hamono Kaihatsu Center:Kk Sampling blade structure for treating device for endoscope
JPH08238247A (en) * 1995-03-03 1996-09-17 Kaijirushi Hamono Kaihatsu Center:Kk Treating part structure for treating device for endoscope
JPH08238246A (en) * 1995-03-02 1996-09-17 Kaijirushi Hamono Kaihatsu Center:Kk Sampling blade structure for treating device for endoscope
JP2005087227A (en) * 2003-09-12 2005-04-07 Pentax Corp Endoscopic forceps
JP2005237498A (en) * 2004-02-25 2005-09-08 Pentax Corp Forceps for endoscope
WO2018073951A1 (en) * 2016-10-21 2018-04-26 オリンパス株式会社 Treatment tool rotation mechanism
WO2018073957A1 (en) * 2016-10-21 2018-04-26 オリンパス株式会社 Treatment tool rotation mechanism
WO2019087384A1 (en) * 2017-11-06 2019-05-09 オリンパス株式会社 Treatment tool

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH11104071A (en) * 1997-08-05 1999-04-20 Olympus Optical Co Ltd Treating instrument for endoscope

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5247344U (en) * 1975-10-01 1977-04-04
JPS58136340A (en) * 1982-02-05 1983-08-13 富士写真光機株式会社 Forceps apparatus
JPS61247441A (en) * 1985-04-26 1986-11-04 オリンパス光学工業株式会社 Disposal tool for endoscope
JPS61247442A (en) * 1985-04-26 1986-11-04 オリンパス光学工業株式会社 Disposal tool for endoscope

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5247344U (en) * 1975-10-01 1977-04-04
JPS58136340A (en) * 1982-02-05 1983-08-13 富士写真光機株式会社 Forceps apparatus
JPS61247441A (en) * 1985-04-26 1986-11-04 オリンパス光学工業株式会社 Disposal tool for endoscope
JPS61247442A (en) * 1985-04-26 1986-11-04 オリンパス光学工業株式会社 Disposal tool for endoscope

Cited By (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH08238245A (en) * 1995-03-02 1996-09-17 Kaijirushi Hamono Kaihatsu Center:Kk Sampling blade structure for treating device for endoscope
JPH08238246A (en) * 1995-03-02 1996-09-17 Kaijirushi Hamono Kaihatsu Center:Kk Sampling blade structure for treating device for endoscope
JPH08238247A (en) * 1995-03-03 1996-09-17 Kaijirushi Hamono Kaihatsu Center:Kk Treating part structure for treating device for endoscope
JP2005087227A (en) * 2003-09-12 2005-04-07 Pentax Corp Endoscopic forceps
JP2005237498A (en) * 2004-02-25 2005-09-08 Pentax Corp Forceps for endoscope
WO2018073951A1 (en) * 2016-10-21 2018-04-26 オリンパス株式会社 Treatment tool rotation mechanism
WO2018073957A1 (en) * 2016-10-21 2018-04-26 オリンパス株式会社 Treatment tool rotation mechanism
JPWO2018073951A1 (en) * 2016-10-21 2019-08-15 オリンパス株式会社 Rotating mechanism for treatment instrument
WO2019087384A1 (en) * 2017-11-06 2019-05-09 オリンパス株式会社 Treatment tool
US11382648B2 (en) 2017-11-06 2022-07-12 Olympus Corporation Treatment tool

Also Published As

Publication number Publication date
JPH0428567Y2 (en) 1992-07-10

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