JPS5889011U - 内視鏡用高周波切開器 - Google Patents

内視鏡用高周波切開器

Info

Publication number
JPS5889011U
JPS5889011U JP1981184836U JP18483681U JPS5889011U JP S5889011 U JPS5889011 U JP S5889011U JP 1981184836 U JP1981184836 U JP 1981184836U JP 18483681 U JP18483681 U JP 18483681U JP S5889011 U JPS5889011 U JP S5889011U
Authority
JP
Japan
Prior art keywords
wire
tube
incision
utility
model registration
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
JP1981184836U
Other languages
English (en)
Other versions
JPS6031690Y2 (ja
Inventor
伸一 原田
勝彦 古谷
玉田　一聖
Original Assignee
株式会社　メドス研究所
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　メドス研究所 filed Critical 株式会社　メドス研究所
Priority to JP1981184836U priority Critical patent/JPS6031690Y2/ja
Priority to US06/448,781 priority patent/US4485812A/en
Priority to DE3245814A priority patent/DE3245814C2/de
Publication of JPS5889011U publication Critical patent/JPS5889011U/ja
Application granted granted Critical
Publication of JPS6031690Y2 publication Critical patent/JPS6031690Y2/ja
Expired legal-status Critical Current

Links

Classifications

    • 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
    • A61B18/04—Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body by heating
    • A61B18/12—Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body by heating by passing a current through the tissue to be heated, e.g. high-frequency current
    • A61B18/14—Probes or electrodes therefor
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
    • A61B17/28—Surgical forceps
    • A61B17/29—Forceps for use in minimally invasive surgery
    • A61B2017/2926—Details of heads or jaws
    • A61B2017/2927—Details of heads or jaws the angular position of the head being adjustable with respect to the shaft
    • 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
    • A61B18/04—Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body by heating
    • A61B18/12—Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body by heating by passing a current through the tissue to be heated, e.g. high-frequency current
    • A61B18/14—Probes or electrodes therefor
    • A61B2018/1405—Electrodes having a specific shape
    • A61B2018/1407—Loop
    • 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
    • A61B18/04—Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body by heating
    • A61B18/12—Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body by heating by passing a current through the tissue to be heated, e.g. high-frequency current
    • A61B18/14—Probes or electrodes therefor
    • A61B2018/1405—Electrodes having a specific shape
    • A61B2018/144—Wire
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
    • A61M3/00—Medical syringes, e.g. enemata; Irrigators
    • A61M3/02—Enemata; Irrigators
    • A61M3/0279—Cannula; Nozzles; Tips; their connection means

Landscapes

  • Health & Medical Sciences (AREA)
  • Surgery (AREA)
  • Engineering & Computer Science (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Biomedical Technology (AREA)
  • Otolaryngology (AREA)
  • Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
  • Plasma & Fusion (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)
  • Surgical Instruments (AREA)

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、第２図は従来例を示すもので、それぞれブツシ
ュ式及びプル式の切開器により切開の様子を示す説明図
、第３図は本考案の一実施例を示す断面図、第４図は本
考案による切開器により切開の様子を示した説明図、第
５図は切開に使用しない部分を絶縁材で被覆した実施例
を示す断面図である。

Claims (1)

  1. 【実用新案登録請求の範囲】 １　導電性ワイヤを可撓性チューブの先端近傍に設けた
    前後２つの孔間でチューブ外部に表出し、上記ワイヤの
    一端を上記チューブの後端側の孔を通してチューブ内に
    ワイヤを折り曲げて固定し、更に前孔近傍のチューブ外
    で上記ワイヤを屈曲させた後、他端をチューブ内の操作
    ワイヤに連結し、上記導電性ワイヤの膨出が前孔より出
    入するよう構成した内視鏡用高周波切開器。 ２　実用新案登録請求の範囲第１項記載の切開器におい
    て、膨出したワイヤに屈曲部を有することにより、２つ
    の孔の間の距離を短かくして、切開時に生体組織より受
    ける抵抗に対しワイヤを変形しないようにしたもの。 ３　実用新案登録請求の範囲第１項記載の切開器におい
    て、切開に直接関係のないワイヤの表出部分を絶縁材で
    被覆したもめ。
JP1981184836U 1981-12-11 1981-12-11 内視鏡用高周波切開器 Expired JPS6031690Y2 (ja)

Priority Applications (3)

Application Number Priority Date Filing Date Title
JP1981184836U JPS6031690Y2 (ja) 1981-12-11 1981-12-11 内視鏡用高周波切開器
US06/448,781 US4485812A (en) 1981-12-11 1982-12-10 High frequency incising device
DE3245814A DE3245814C2 (de) 1981-12-11 1982-12-10 Hochfrequenz-chirurgische Vorrichtung in einem Endoskop

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1981184836U JPS6031690Y2 (ja) 1981-12-11 1981-12-11 内視鏡用高周波切開器

Publications (2)

Publication Number Publication Date
JPS5889011U true JPS5889011U (ja) 1983-06-16
JPS6031690Y2 JPS6031690Y2 (ja) 1985-09-21

Family

ID=16160154

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1981184836U Expired JPS6031690Y2 (ja) 1981-12-11 1981-12-11 内視鏡用高周波切開器

Country Status (3)

Country Link
US (1) US4485812A (ja)
JP (1) JPS6031690Y2 (ja)
DE (1) DE3245814C2 (ja)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS62204736A (ja) * 1986-03-03 1987-09-09 旭光学工業株式会社 内視鏡用生検鉗子

Families Citing this family (32)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4724836A (en) * 1985-01-08 1988-02-16 Olympus Optical Co., Ltd. High-frequency incision tool
US4811733A (en) * 1985-03-14 1989-03-14 Baxter Travenol Laboratories, Inc. Electrosurgical device
US4711238A (en) * 1985-03-14 1987-12-08 Cunningham Frank W Meniscal cutting device
US4708137A (en) * 1985-05-20 1987-11-24 Olympus Optical Co., Ltd. High-frequency incision device
US4718419A (en) * 1985-08-05 1988-01-12 Olympus Optical Co., Ltd. Snare assembly for endoscope
DE3643362A1 (de) * 1986-12-18 1988-06-23 Frimberger Erintrud Sonde zur einfuehrung in den menschlichen oder tierischen koerper, insbesondere papillotom
US5226885A (en) * 1988-04-08 1993-07-13 Asahi Kogaku Kogyo Kabushiki Kaisha Medical suction tube and suction control apparatus for endoscope
US5057080A (en) * 1988-04-08 1991-10-15 Asahi Kogaku Kogyo Kabushiki Kaisha Medical suction tube and suction control apparatus for endoscope
DE3836120A1 (de) * 1988-10-22 1990-04-26 Wolf Gmbh Richard Resektoskop mit schneidschlinge
US5024617A (en) * 1989-03-03 1991-06-18 Wilson-Cook Medical, Inc. Sphincterotomy method and device having controlled bending and orientation
FR2670664A1 (fr) * 1990-12-21 1992-06-26 Benhaim Jean Sonde de traitement non-chirurgical en pathologie cardio-vasculaire.
US5662647A (en) * 1991-07-22 1997-09-02 Transamerican Technologies International Electrode assembly for electrosurgical instrument
US5417687A (en) * 1993-04-30 1995-05-23 Medical Scientific, Inc. Bipolar electrosurgical trocar
US5403310A (en) * 1994-02-04 1995-04-04 Fischer; Nathan R. Instrument for electro-surgical excisor for the transformation zone of the uterine cervix and method of using same
US5554159A (en) * 1994-02-04 1996-09-10 Fischer; Nathan R. Instrument for electro-surgical excisor for the transformation zone of the uterine cervix and method of using same
DE4425195C1 (de) * 1994-07-16 1995-11-16 Osypka Peter Katheter mit Mehrfachelektrode
US6017340A (en) * 1994-10-03 2000-01-25 Wiltek Medical Inc. Pre-curved wire guided papillotome having a shape memory tip for controlled bending and orientation
US5957900A (en) * 1996-07-10 1999-09-28 Asahi Kogaku Kogyo Kabushiki Kaisha Treatment accessory for endoscope
US5817091A (en) * 1997-05-20 1998-10-06 Medical Scientific, Inc. Electrosurgical device having a visible indicator
WO1999017669A1 (en) * 1997-10-03 1999-04-15 Boston Scientific Corporation Device and method for facilitating access to a duct within the human body
US5961526A (en) * 1998-02-18 1999-10-05 Boston Scientific Corporation Coaxial needle and severing snare
JP2000237202A (ja) * 1999-02-25 2000-09-05 Olympus Optical Co Ltd 内視鏡用処置具
CA2504135C (en) * 2002-11-01 2012-01-31 C.R. Bard, Inc. Low profile short tapered tip catheter
JP4296082B2 (ja) * 2003-12-10 2009-07-15 Ｈｏｙａ株式会社 内視鏡用高周波スネア
US7907991B2 (en) * 2005-03-02 2011-03-15 C. R. Bard, Inc. System and method for marking body cavities
WO2007088533A2 (en) * 2006-01-31 2007-08-09 Roei Medical Technologies Ltd Cutting wire electrode
US20070265595A1 (en) * 2006-05-09 2007-11-15 Olympus Medical Systems Corp. Treatment tool inserting/withdrawing auxiliary device and medical procedure through endoscope
AU2007254126A1 (en) * 2006-05-19 2007-11-29 Conmed Endoscopic Technologies, Inc. Steerable medical instrument
JP4539629B2 (ja) * 2006-09-15 2010-09-08 株式会社カネカ 体腔挿入用医療装置
US8142431B2 (en) * 2007-06-28 2012-03-27 Cook Medical Technologies Llc Sphincterotome cutting wire improvement
US9345539B2 (en) * 2007-08-17 2016-05-24 Olympus Corporation Treatment device
GB2470716B (en) * 2009-05-18 2013-10-23 Cook Medical Technologies Llc Thrombus retrieval device

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5727445Y2 (ja) * 1973-06-20 1982-06-15
US4181131A (en) * 1977-02-28 1980-01-01 Olympus Optical Co., Ltd. High frequency electrosurgical instrument for cutting human body cavity structures
JPS5917290Y2 (ja) * 1979-06-04 1984-05-21 オリンパス光学工業株式会社 内視鏡用高周波ナイフ

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS62204736A (ja) * 1986-03-03 1987-09-09 旭光学工業株式会社 内視鏡用生検鉗子

Also Published As

Publication number Publication date
DE3245814A1 (de) 1983-06-16
JPS6031690Y2 (ja) 1985-09-21
US4485812A (en) 1984-12-04
DE3245814C2 (de) 1986-05-07

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