JPH0316901U - - Google Patents

Info

Publication number
JPH0316901U
JPH0316901U JP7854089U JP7854089U JPH0316901U JP H0316901 U JPH0316901 U JP H0316901U JP 7854089 U JP7854089 U JP 7854089U JP 7854089 U JP7854089 U JP 7854089U JP H0316901 U JPH0316901 U JP H0316901U
Authority
JP
Japan
Prior art keywords
rotating body
section
curvature
curved
detection device
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
JP7854089U
Other languages
Japanese (ja)
Other versions
JPH0745201Y2 (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 JP7854089U priority Critical patent/JPH0745201Y2/en
Publication of JPH0316901U publication Critical patent/JPH0316901U/ja
Application granted granted Critical
Publication of JPH0745201Y2 publication Critical patent/JPH0745201Y2/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B1/00—Instruments for performing medical examinations of the interior of cavities or tubes of the body by visual or photographical inspection, e.g. endoscopes; Illuminating arrangements therefor
    • A61B1/005—Flexible endoscopes
    • A61B1/0051—Flexible endoscopes with controlled bending of insertion part
    • A61B1/0052—Constructional details of control elements, e.g. handles
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B1/00—Instruments for performing medical examinations of the interior of cavities or tubes of the body by visual or photographical inspection, e.g. endoscopes; Illuminating arrangements therefor
    • A61B1/005—Flexible endoscopes
    • A61B1/009—Flexible endoscopes with bending or curvature detection of the insertion part

Landscapes

  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Surgery (AREA)
  • Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
  • Biomedical Technology (AREA)
  • Optics & Photonics (AREA)
  • Pathology (AREA)
  • Radiology & Medical Imaging (AREA)
  • Biophysics (AREA)
  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Medical Informatics (AREA)
  • Molecular Biology (AREA)
  • Animal Behavior & Ethology (AREA)
  • General Health & Medical Sciences (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • Instruments For Viewing The Inside Of Hollow Bodies (AREA)

Description

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

第１図ないし第３図は本考案の第１実施例に係
り、第１図は操作部内のスプロケツトとチエーン
とで形成される空間部分に差動トランスを配設し
たことを示す正面図、第２図は第１実施例の全体
構成図、第３図は操作部内に設けた湾曲操作装置
の構造を示す断面図、第４図ないし第６図は本考
案の第２実施例に係り、第４図は第２実施例の全
体構成図、第５図は操作部に設けた湾曲操作装置
の構造を示す断面図、第６図はスプロケツトとチ
エーンとで形成される空間部分にリニア型ポテン
シヨメータを配設したことを示す正面図、第７図
は本考案の第３実施例の主要部を示す正面図、第
８図は第３実施例の変形例の主要部を示す正面図
である。 １……内視鏡装置、２……電子内視鏡、３……
光源ユニツト、４……ビデオ信号処理ユニツト、
５……ビデオプロセツサ、６……モニタ、１２…
…ＣＣＤ、２３……湾曲操作スイツチ部、２４…
…モータ制御ユニツト、２５……湾曲角検出回路
、３８……スプロケツト、３９……チエーン、４
３……連結片、４４……湾曲操作ワイヤ、５１…
…差動トランス、５４……コイル部、５５……コ
ア、５６……アーム。 1 to 3 relate to a first embodiment of the present invention, in which FIG. 1 is a front view showing that a differential transformer is disposed in a space formed by a sprocket and a chain in an operating section, and FIG. 2 is an overall configuration diagram of the first embodiment, FIG. 3 is a cross-sectional view showing the structure of the bending operation device provided in the operating section, and FIGS. 4 to 6 relate to the second embodiment of the present invention. Figure 4 is an overall configuration diagram of the second embodiment, Figure 5 is a sectional view showing the structure of the bending operation device provided in the operation section, and Figure 6 is a linear potentiometer in the space formed by the sprocket and chain. FIG. 7 is a front view showing the main parts of the third embodiment of the present invention, and FIG. 8 is a front view showing the main parts of a modification of the third embodiment. . 1...Endoscope device, 2...Electronic endoscope, 3...
Light source unit, 4... video signal processing unit,
5...Video processor, 6...Monitor, 12...
...CCD, 23...Bending operation switch section, 24...
...Motor control unit, 25...Bending angle detection circuit, 38...Sprocket, 39...Chain, 4
3... Connection piece, 44... Curving operation wire, 51...
... Differential transformer, 54 ... Coil section, 55 ... Core, 56 ... Arm.

Claims (1)

【実用新案登録請求の範囲】 挿入部に形成され、湾曲自在となる湾曲部と、
操作部内に設けられ、牽引操作用回転体と、該回
転体に一部が巻装されて前記湾曲部まで延出され
、前記回転体を回転することにより、前記湾曲部
を湾曲させる牽引部材と、前記湾曲部の湾曲量を
検出する湾曲検出装置とを備えた内視鏡装置にお
いて、 前記湾曲検出装置の少くとも一部を前記回転体
と牽引部材とで囲まれる空間に配設したことを特
徴とする内視鏡装置。[Claims for Utility Model Registration] A curved portion formed in the insertion portion and capable of bending freely;
a rotating body for traction operation provided in the operating section; and a traction member that is partially wound around the rotating body and extends to the curved section, and curves the curved section by rotating the rotating body. , an endoscope apparatus comprising a curvature detection device for detecting the amount of curvature of the curved portion, wherein at least a part of the curvature detection device is disposed in a space surrounded by the rotating body and the traction member. Features of the endoscopic device.
JP7854089U 1989-07-03 1989-07-03 Endoscope device Expired - Lifetime JPH0745201Y2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP7854089U JPH0745201Y2 (en) 1989-07-03 1989-07-03 Endoscope device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP7854089U JPH0745201Y2 (en) 1989-07-03 1989-07-03 Endoscope device

Publications (2)

Publication Number Publication Date
JPH0316901U true JPH0316901U (en) 1991-02-20
JPH0745201Y2 JPH0745201Y2 (en) 1995-10-18

Family

ID=31621905

Family Applications (1)

Application Number Title Priority Date Filing Date
JP7854089U Expired - Lifetime JPH0745201Y2 (en) 1989-07-03 1989-07-03 Endoscope device

Country Status (1)

Country Link
JP (1) JPH0745201Y2 (en)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2002191551A (en) * 2000-12-25 2002-07-09 Asahi Optical Co Ltd Endoscope bending operation device
JP2005028018A (en) * 2003-07-11 2005-02-03 Pentax Corp Endoscope bending operation device
JP2011019549A (en) * 2009-07-13 2011-02-03 Fujifilm Corp Endoscope apparatus, endoscope system, and method of controlling endoscope apparatus
WO2013054907A1 (en) * 2011-10-14 2013-04-18 オリンパス株式会社 Bending operation system

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS63272322A (en) * 1987-05-01 1988-11-09 Olympus Optical Co Ltd Apparatus for detecting curvature of leading end part of endoscope

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS63272322A (en) * 1987-05-01 1988-11-09 Olympus Optical Co Ltd Apparatus for detecting curvature of leading end part of endoscope

Cited By (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2002191551A (en) * 2000-12-25 2002-07-09 Asahi Optical Co Ltd Endoscope bending operation device
JP2005028018A (en) * 2003-07-11 2005-02-03 Pentax Corp Endoscope bending operation device
JP2011019549A (en) * 2009-07-13 2011-02-03 Fujifilm Corp Endoscope apparatus, endoscope system, and method of controlling endoscope apparatus
WO2013054907A1 (en) * 2011-10-14 2013-04-18 オリンパス株式会社 Bending operation system
JP2013085616A (en) * 2011-10-14 2013-05-13 Olympus Corp Bending operation system
CN103874449A (en) * 2011-10-14 2014-06-18 奥林巴斯株式会社 Bending operation system
EP2767211A4 (en) * 2011-10-14 2015-06-03 Olympus Corp Bending operation system
US9829082B2 (en) 2011-10-14 2017-11-28 Olympus Corporation Bending operation system

Also Published As

Publication number Publication date
JPH0745201Y2 (en) 1995-10-18

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