JPS58159501U - 伝送用フアイバ−のトラブル検出安全装置 - Google Patents

伝送用フアイバ−のトラブル検出安全装置

Info

Publication number
JPS58159501U
JPS58159501U JP1982056737U JP5673782U JPS58159501U JP S58159501 U JPS58159501 U JP S58159501U JP 1982056737 U JP1982056737 U JP 1982056737U JP 5673782 U JP5673782 U JP 5673782U JP S58159501 U JPS58159501 U JP S58159501U
Authority
JP
Japan
Prior art keywords
power laser
laser beam
transmission fiber
signal
safety 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.)
Pending
Application number
JP1982056737U
Other languages
English (en)
Inventor
土井　譲
正人 原
吉浜　英雄
Original Assignee
旭光学工業株式会社
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 旭光学工業株式会社 filed Critical 旭光学工業株式会社
Priority to JP1982056737U priority Critical patent/JPS58159501U/ja
Priority to US06/477,311 priority patent/US4543477A/en
Publication of JPS58159501U publication Critical patent/JPS58159501U/ja
Pending legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
    • G01M11/00—Testing of optical apparatus; Testing structures by optical methods not otherwise provided for
    • G01M11/30—Testing of optical devices, constituted by fibre optics or optical waveguides
    • G01M11/31—Testing of optical devices, constituted by fibre optics or optical waveguides with a light emitter and a light receiver being disposed at the same side of a fibre or waveguide end-face, e.g. reflectometers
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B18/00—Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body
    • A61B18/18—Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body by applying electromagnetic radiation, e.g. microwaves
    • A61B18/20—Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body by applying electromagnetic radiation, e.g. microwaves using laser
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
    • G02B6/24—Coupling light guides
    • G02B6/42—Coupling light guides with opto-electronic elements
    • G02B6/4296—Coupling light guides with opto-electronic elements coupling with sources of high radiant energy, e.g. high power lasers, high temperature light sources
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B18/00—Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body
    • A61B2018/00636—Sensing and controlling the application of energy
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B18/00—Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body
    • A61B18/18—Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body by applying electromagnetic radiation, e.g. microwaves
    • A61B18/20—Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body by applying electromagnetic radiation, e.g. microwaves using laser
    • A61B18/22—Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body by applying electromagnetic radiation, e.g. microwaves using laser the beam being directed along or through a flexible conduit, e.g. an optical fibre; Couplings or hand-pieces therefor
    • A61B2018/2247—Fibre breakage detection
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
    • G02B6/24—Coupling light guides
    • G02B6/42—Coupling light guides with opto-electronic elements
    • G02B6/4296—Coupling light guides with opto-electronic elements coupling with sources of high radiant energy, e.g. high power lasers, high temperature light sources
    • G02B2006/4297—Coupling light guides with opto-electronic elements coupling with sources of high radiant energy, e.g. high power lasers, high temperature light sources having protection means, e.g. protecting humans against accidental exposure to harmful laser radiation

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。

Description

【図面の簡単な説明】
第１図は本考案の一実施例を示す一部ブロック的な説明
図、第２図は別実施例を示す一部ブ冶ツク的な説明図、
第３図は基準電圧レベルＡ、上限値の電圧レベルＢ１下
限値の電圧レベルＣを示す　　　９７図である。 １・・・レーザー光源、２・・・パワーレーザー光、３
・・・シャッターｉ構、６・・・ファイバー、７ａ・・
・パワーレーザー反射光、７ｂ・・・第２次光、９・・
・検出器。

Claims (1)

    【実用新案登録請求の範囲】
  1. １　パワーレーザー光を出射するレーザー光源と、該レ
    ーザー光源から出射されたパワーレーザー光を伝送用フ
    ァイバーの入射端面に集光させる光学系と、上記パワー
    レーザー光の光路中にあって該パワーレーザー光を遮断
    する装置と、中空のパイプに挿入された上記伝送用ファ
    イバーと、上記パイプとファイバーとの隙間から送気を
    行う送気機構を備えた医療用レーザー装置において、前
    記送気機構の駆動時には、パワーレーザー光の出射端面
    からの反射光の信号或は第２次光の信号を検出して、前
    記パワーレーザー光の遮断装置を作動させることを特徴
    とする伝送用ファイバーのトラブル検出安全装置。□２
    　送気機構の駆動を停止する場合には、前記出射端面か
    らの反射光の信号はカットして、前記第２次光の信号の
    みで前記パワーレーザー光の遮断装置を作動させること
    を特徴とする実用新案登録請求の範囲第１項記載の伝送
    用ファイバーのトラブル検出安全装置。
JP1982056737U 1982-04-19 1982-04-19 伝送用フアイバ−のトラブル検出安全装置 Pending JPS58159501U (ja)

Priority Applications (2)

Application Number Priority Date Filing Date Title
JP1982056737U JPS58159501U (ja) 1982-04-19 1982-04-19 伝送用フアイバ−のトラブル検出安全装置
US06/477,311 US4543477A (en) 1982-04-19 1983-03-21 Safety device for detecting trouble in optical transmission fibers

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1982056737U JPS58159501U (ja) 1982-04-19 1982-04-19 伝送用フアイバ−のトラブル検出安全装置

Publications (1)

Publication Number Publication Date
JPS58159501U true JPS58159501U (ja) 1983-10-24

Family

ID=13035828

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1982056737U Pending JPS58159501U (ja) 1982-04-19 1982-04-19 伝送用フアイバ−のトラブル検出安全装置

Country Status (2)

Country Link
US (1) US4543477A (ja)
JP (1) JPS58159501U (ja)

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JPS60233878A (ja) * 1984-05-02 1985-11-20 Tokyo Optical Co Ltd レ−ザの安全装置
JPS6214844A (ja) * 1985-07-11 1987-01-23 旭光学工業株式会社 レ−ザフアイバの接続装置
US4671938A (en) * 1985-09-09 1987-06-09 Ciba-Corning Diagnostics, Corp. Immunoassay apparatus
US4844869A (en) * 1985-09-09 1989-07-04 Ord, Inc. Immunoassay apparatus
US4994059A (en) * 1986-05-09 1991-02-19 Gv Medical, Inc. Laser catheter feedback system
US4812641A (en) * 1987-02-03 1989-03-14 General Electric Company High power optical fiber failure detection system
US5057099A (en) * 1987-02-27 1991-10-15 Xintec Corporation Method for laser surgery
US5154707A (en) * 1987-02-27 1992-10-13 Rink Dan L Method and apparatus for external control of surgical lasers
US4883054A (en) * 1987-12-09 1989-11-28 Fuller Research Corporation Optical fiber break detector
GB8801744D0 (en) * 1988-01-27 1988-02-24 Startronic Uk Ltd Optical detection & control system
DE3828107A1 (de) * 1988-08-18 1990-03-01 Aesculap Ag Verfahren und vorrichtung zur ueberwachung von lichtenergie uebertragenden optischen fibern
US5012087A (en) * 1989-04-13 1991-04-30 General Electric Company Fiber optic safety system
US4989971A (en) * 1989-07-14 1991-02-05 Tektronix, Inc. Automatic mask trigger for an optical time domain reflectometer
DE3929562C2 (de) * 1989-09-06 1993-12-09 Wolf Gmbh Richard Lichtquellengerät für ein Endoskop
US5104391A (en) * 1990-10-30 1992-04-14 Advanced Cardiovascular Systems Optical fiber breakage detection system
US5275594A (en) * 1990-11-09 1994-01-04 C. R. Bard, Inc. Angioplasty system having means for identification of atherosclerotic plaque
US5229593A (en) * 1991-10-08 1993-07-20 International Business Machines Corporation Apparatus and method for safe, free space laser communication
GB9306090D0 (en) * 1993-03-24 1993-05-12 Bt & D Technologies Ltd Optical responder
JPH08555A (ja) * 1994-06-16 1996-01-09 Fuji Photo Optical Co Ltd 内視鏡の照明装置
US5451765A (en) * 1994-10-31 1995-09-19 Gerber; Peter Eye safety protection system for a laser transmission system wherein laser energy scattered back along the beam path is detected
US6236015B1 (en) * 1995-10-31 2001-05-22 Hewlett-Packard Company Method for predicting and avoiding a bad bond when utilizing fiber push connect laser bonding
US5923416A (en) * 1997-03-20 1999-07-13 Hartford Hospital Automated method and apparatus for evaluating the performance characteristics of endoscopes
JPH11194068A (ja) * 1997-12-29 1999-07-21 Morita Mfg Co Ltd レーザ光伝送管の破損検出装置及び方法
DE19906769A1 (de) * 1998-02-19 1999-12-16 Leica Microsystems Überlastschutz zur Vermeidung einer Beschädigung optischer Komponenten
US6437285B1 (en) 1998-06-02 2002-08-20 General Lasertronics Corporation Method and apparatus for treating interior cylindrical surfaces and ablating surface material thereon
US6734411B1 (en) 2000-09-29 2004-05-11 Lucent Technologies Inc. Method and apparatus for controlling power levels of optical signals in optical fiber interconnects
US6932809B2 (en) 2002-05-14 2005-08-23 Cardiofocus, Inc. Safety shut-off device for laser surgical instruments employing blackbody emitters
GB0217273D0 (en) * 2002-07-25 2002-09-04 Diomed Ltd Laser system
US6767320B2 (en) * 2002-08-13 2004-07-27 Inner Vision Imaging, L.L.C. Laser endoscope with safety device
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US7633033B2 (en) * 2004-01-09 2009-12-15 General Lasertronics Corporation Color sensing for laser decoating
US7800014B2 (en) 2004-01-09 2010-09-21 General Lasertronics Corporation Color sensing for laser decoating
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US20070049911A1 (en) * 2005-08-26 2007-03-01 Brown Joe D Endovascular method and apparatus with feedback
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US7869016B2 (en) * 2007-05-17 2011-01-11 Ams Research Corporation Fiber damage detection and protection device
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US20090259220A1 (en) * 2008-04-09 2009-10-15 Angiodynamics, Inc. Treatment Devices and Methods
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US8638428B2 (en) 2010-06-01 2014-01-28 Joe Denton Brown Method and apparatus for using optical feedback to detect fiber breakdown during surgical laser procedures
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JPS5640737A (en) * 1979-09-11 1981-04-17 Asahi Optical Co Ltd Damage detector for optical fiber for laser power transmission
JPS5729346A (en) * 1980-07-31 1982-02-17 Medos Kenkyusho Kk Detection safety device for trouble of fiber for transmitting laser power

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JPS5640737A (en) * 1979-09-11 1981-04-17 Asahi Optical Co Ltd Damage detector for optical fiber for laser power transmission
JPS5729346A (en) * 1980-07-31 1982-02-17 Medos Kenkyusho Kk Detection safety device for trouble of fiber for transmitting laser power

Also Published As

Publication number Publication date
US4543477A (en) 1985-09-24

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