WO1991002561A1 - Dispositif pour faisceaux laser d'irradiation - Google Patents
Dispositif pour faisceaux laser d'irradiation Download PDFInfo
- Publication number
- WO1991002561A1 WO1991002561A1 PCT/JP1990/001079 JP9001079W WO9102561A1 WO 1991002561 A1 WO1991002561 A1 WO 1991002561A1 JP 9001079 W JP9001079 W JP 9001079W WO 9102561 A1 WO9102561 A1 WO 9102561A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- laser light
- probe
- transmitting body
- laser
- powder
- Prior art date
Links
Classifications
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61N—ELECTROTHERAPY; MAGNETOTHERAPY; RADIATION THERAPY; ULTRASOUND THERAPY
- A61N5/00—Radiation therapy
- A61N5/06—Radiation therapy using light
- A61N5/0601—Apparatus for use inside the body
-
- 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
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B2017/00017—Electrical control of surgical instruments
- A61B2017/00022—Sensing or detecting at the treatment site
- A61B2017/00084—Temperature
- A61B2017/00092—Temperature using thermocouples
-
- 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
- A61B2018/2255—Optical elements at the distal end of probe tips
- A61B2018/2261—Optical elements at the distal end of probe tips with scattering, diffusion or dispersion of light
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61N—ELECTROTHERAPY; MAGNETOTHERAPY; RADIATION THERAPY; ULTRASOUND THERAPY
- A61N5/00—Radiation therapy
- A61N5/06—Radiation therapy using light
- A61N2005/063—Radiation therapy using light comprising light transmitting means, e.g. optical fibres
Description
Claims
Priority Applications (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE69029257T DE69029257T2 (de) | 1989-08-24 | 1990-08-23 | Anordnung zur bestrahlung von laserstrahlen |
EP90912470A EP0439629B1 (en) | 1989-08-24 | 1990-08-23 | Device for irradiating laser beams |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP1217869A JP2882814B2 (ja) | 1989-08-24 | 1989-08-24 | レーザ光の照射装置 |
JP1/217869 | 1989-08-24 |
Publications (1)
Publication Number | Publication Date |
---|---|
WO1991002561A1 true WO1991002561A1 (fr) | 1991-03-07 |
Family
ID=16711045
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/JP1990/001079 WO1991002561A1 (fr) | 1989-08-24 | 1990-08-23 | Dispositif pour faisceaux laser d'irradiation |
Country Status (10)
Country | Link |
---|---|
US (1) | US5209748A (ja) |
EP (1) | EP0439629B1 (ja) |
JP (1) | JP2882814B2 (ja) |
CN (1) | CN1049612A (ja) |
AT (1) | ATE145564T1 (ja) |
AU (1) | AU6184890A (ja) |
CA (1) | CA2037924A1 (ja) |
DE (1) | DE69029257T2 (ja) |
WO (1) | WO1991002561A1 (ja) |
ZA (1) | ZA906664B (ja) |
Cited By (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO1993021841A1 (en) * | 1992-04-24 | 1993-11-11 | Surgical Laser Technologies, Inc. | Medical device |
US5520681A (en) * | 1992-04-24 | 1996-05-28 | Surgical Laser Technologies, Inc. | Light energy emitting probe with inclusions distributed within and throughout probe's tip portion |
EP1116476A3 (en) * | 1991-04-05 | 2001-08-22 | Indigo Medical, Incorporated | Apparatus using a laser lucent needle |
WO2021070476A1 (ja) * | 2019-10-07 | 2021-04-15 | 朝日インテック株式会社 | カテーテル、及び、光照射デバイス |
EP4268754A1 (en) * | 2022-04-28 | 2023-11-01 | Oberon GmbH | Waveguide for treating inner walls of inner pathways of a human body |
Families Citing this family (94)
Publication number | Priority date | Publication date | Assignee | Title |
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US5348552A (en) * | 1991-08-30 | 1994-09-20 | Hoya Corporation | Laser surgical unit |
DE69230409T2 (de) * | 1992-06-12 | 2000-08-31 | Miravant Syst Inc | Diffusionsspitze für eine optische faser |
DE4221364A1 (de) * | 1992-06-29 | 1994-01-05 | Raimund Dr Kaufmann | Sonde zum Erwärmen von Körpergewebe |
WO1994002077A2 (en) * | 1992-07-15 | 1994-02-03 | Angelase, Inc. | Ablation catheter system |
US5373571A (en) * | 1993-03-16 | 1994-12-13 | Spectran Specialty Optics Company | Fiber optic diffuser tip |
JPH08509642A (ja) * | 1993-04-28 | 1996-10-15 | フォーカル,インコーポレイテッド | 管腔内フォトサーモフォーミングの装置およびその方法 |
JP2591032Y2 (ja) * | 1993-12-20 | 1999-02-24 | 株式会社モリテックス | 光ファイバレーザ導光拡散プローブ |
US5411016A (en) | 1994-02-22 | 1995-05-02 | Scimed Life Systems, Inc. | Intravascular balloon catheter for use in combination with an angioscope |
ES2178663T3 (es) * | 1994-03-25 | 2003-01-01 | Novartis Ag | Difusor de luz y proceso para la fabricacion de un difusor de luz. |
US5496309A (en) * | 1994-05-06 | 1996-03-05 | Trimedyne, Inc. | Catheter device utilizing a laser beam laterally directed by a high index prism in a liquid medium |
US5665063A (en) * | 1994-06-24 | 1997-09-09 | Focal, Inc. | Methods for application of intraluminal photopolymerized gels |
US5549600A (en) * | 1994-07-01 | 1996-08-27 | Cynosure, Inc. | Surgical laser probe with thermal cutting |
US5431647A (en) * | 1994-07-13 | 1995-07-11 | Pioneer Optics Company | Fiberoptic cylindrical diffuser |
US8025661B2 (en) | 1994-09-09 | 2011-09-27 | Cardiofocus, Inc. | Coaxial catheter instruments for ablation with radiant energy |
US5908415A (en) * | 1994-09-09 | 1999-06-01 | Rare Earth Medical, Inc. | Phototherapy methods and apparatus |
US5637877A (en) * | 1995-06-06 | 1997-06-10 | Rare Earth Medical, Inc. | Ultraviolet sterilization of instrument lumens |
JP3675482B2 (ja) * | 1994-09-09 | 2005-07-27 | カーディオフォーカス・インコーポレイテッド | 光線治療装置 |
US5632767A (en) * | 1994-09-09 | 1997-05-27 | Rare Earth Medical, Inc. | Loop diffusers for diffusion of optical radiation |
US6423055B1 (en) | 1999-07-14 | 2002-07-23 | Cardiofocus, Inc. | Phototherapeutic wave guide apparatus |
US5643253A (en) * | 1995-06-06 | 1997-07-01 | Rare Earth Medical, Inc. | Phototherapy apparatus with integral stopper device |
DE4443964C1 (de) * | 1994-12-09 | 1996-04-04 | Schwarzmaier Hans Joachim Dr | Vorrichtung zum Bestrahlen von Körpergewebe mit Laserlicht |
US5782771A (en) * | 1995-04-17 | 1998-07-21 | Hussman; Karl L. | Dual, fused, and grooved optical localization fibers |
FR2734468B1 (fr) * | 1995-05-22 | 1997-12-19 | Choukroun Pierre Louis | Instrument destine a l'exploration per-operatoire et a l'extraction des varices en s'aidant d'une transillumination des vaisseaux a travers les tissus a l'aide de fibre optique a diffusion laterale |
US5658275A (en) * | 1995-06-07 | 1997-08-19 | Trimedyne, Inc. | Surgical laser instrument |
US5779673A (en) * | 1995-06-26 | 1998-07-14 | Focal, Inc. | Devices and methods for application of intraluminal photopolymerized gels |
US6302878B1 (en) * | 1995-06-27 | 2001-10-16 | S.L.T. Japan Co., Ltd. | System for laser light irradiation to living body |
AU718841B2 (en) * | 1995-10-31 | 2000-04-20 | Indigo Medical, Incorporated | Light-diffusing device for an optical fiber, methods of producing and using same, and apparatus for diffusing light from an optical fiber |
US5948008A (en) * | 1995-12-28 | 1999-09-07 | S.L.T. Japan Co., Ltd. | Apparatus for treatment of lumbar disc herniation |
US5876426A (en) * | 1996-06-13 | 1999-03-02 | Scimed Life Systems, Inc. | System and method of providing a blood-free interface for intravascular light delivery |
US5797868A (en) * | 1996-07-25 | 1998-08-25 | Cordis Corporation | Photodynamic therapy balloon catheter |
US6004315A (en) * | 1996-09-16 | 1999-12-21 | Focal, Inc. | Optical fiber diffuser and method of making |
US7036516B1 (en) * | 1996-10-30 | 2006-05-02 | Xantech Pharmaceuticals, Inc. | Treatment of pigmented tissues using optical energy |
US20060095097A1 (en) * | 1996-10-30 | 2006-05-04 | Provectus Devicetech, Inc. | Treatment of pigmented tissue using optical energy |
US5968038A (en) * | 1996-10-31 | 1999-10-19 | University Of South Florida | Laser powered heating elements |
JPH10229989A (ja) * | 1997-02-20 | 1998-09-02 | Olympus Optical Co Ltd | レーザプローブ |
FR2767703A1 (fr) * | 1997-09-04 | 1999-03-05 | Medlight Sa | Dispositif pour l'irradiation de cavites interieures de l'organisme |
DE29724780U1 (de) * | 1997-09-25 | 2004-02-26 | Ruschke, Thomas | Vorrichtung zur kohärenten Verstärkung elektromagnetischer Schwingungen |
US6332092B1 (en) * | 1998-07-08 | 2001-12-18 | Lifespex, Incorporated | Optical probe having and methods for uniform light irradiation and/or light collection over a volume |
US6454789B1 (en) * | 1999-01-15 | 2002-09-24 | Light Science Corporation | Patient portable device for photodynamic therapy |
EP1279374A1 (en) * | 1999-02-26 | 2003-01-29 | Nidek Co., Ltd | Laser depilation apparatus |
US6339470B1 (en) * | 1999-04-26 | 2002-01-15 | Endovasix, Inc. | Apparatus and method for aligning an energy beam |
US6516104B1 (en) * | 1999-06-25 | 2003-02-04 | Kabushiki Kaisha Toshiba | Optical wiring device |
US7935108B2 (en) | 1999-07-14 | 2011-05-03 | Cardiofocus, Inc. | Deflectable sheath catheters |
US8900219B2 (en) | 1999-07-14 | 2014-12-02 | Cardiofocus, Inc. | System and method for visualizing tissue during ablation procedures |
US8540704B2 (en) | 1999-07-14 | 2013-09-24 | Cardiofocus, Inc. | Guided cardiac ablation catheters |
US9033961B2 (en) | 1999-07-14 | 2015-05-19 | Cardiofocus, Inc. | Cardiac ablation catheters for forming overlapping lesions |
PT1844723E (pt) | 2000-02-03 | 2011-12-20 | Baylor College Medicine | Sistema de ablação de nervo intra-ósseo |
US6464693B1 (en) * | 2000-03-06 | 2002-10-15 | Plc Medical Systems, Inc. | Myocardial revascularization |
SE522697C2 (sv) * | 2001-11-14 | 2004-03-02 | Spectracure Ab | Terapi- och diagnossystem med fördelare för distribution av strålning |
DE10256139A1 (de) | 2002-04-24 | 2003-11-20 | Univ Muenchen L Maximilians | Lichtapplikator und Verfahren zur Herstellung eines Streukörpers |
EP1496993B1 (de) * | 2002-04-24 | 2010-08-11 | Ludwig-Maximilians-Universität | Lichtapplikator und verfahren zur herstellung eines streukörpers |
KR20050026404A (ko) | 2002-06-19 | 2005-03-15 | 팔로마 메디칼 테크놀로지스, 인코포레이티드 | 깊이로 조직을 광열 치료하기 위한 방법 및 장치 |
AU2002951465A0 (en) * | 2002-09-18 | 2002-10-03 | Poly Optics Australia Pty Ltd | Light emitting device |
US8808284B2 (en) | 2008-09-26 | 2014-08-19 | Relievant Medsystems, Inc. | Systems for navigating an instrument through bone |
US6907884B2 (en) | 2002-09-30 | 2005-06-21 | Depay Acromed, Inc. | Method of straddling an intraosseous nerve |
US8361067B2 (en) | 2002-09-30 | 2013-01-29 | Relievant Medsystems, Inc. | Methods of therapeutically heating a vertebral body to treat back pain |
US8613744B2 (en) | 2002-09-30 | 2013-12-24 | Relievant Medsystems, Inc. | Systems and methods for navigating an instrument through bone |
US7258690B2 (en) | 2003-03-28 | 2007-08-21 | Relievant Medsystems, Inc. | Windowed thermal ablation probe |
ATE442186T1 (de) * | 2004-05-03 | 2009-09-15 | Woodwelding Ag | Lichtdiffusor und verfahren zu dessen herstellung |
US8568395B2 (en) | 2004-05-03 | 2013-10-29 | Woodwelding Ag | Light diffuser and process for producing the same |
US7356225B2 (en) * | 2004-07-22 | 2008-04-08 | Ondine International Ltd | Fiber optic probe tip |
US7856985B2 (en) | 2005-04-22 | 2010-12-28 | Cynosure, Inc. | Method of treatment body tissue using a non-uniform laser beam |
US20070038203A1 (en) * | 2005-07-11 | 2007-02-15 | Mcintyre Jon T | Materials and methods for ablation of the endometrium |
US7586957B2 (en) | 2006-08-02 | 2009-09-08 | Cynosure, Inc | Picosecond laser apparatus and methods for its operation and use |
WO2008154000A1 (en) * | 2007-06-08 | 2008-12-18 | Cynosure, Inc. | Thermal surgery safety suite |
EP2116207A1 (en) * | 2008-05-07 | 2009-11-11 | Institut National De La Sante Et De La Recherche Medicale | Diffusing tip |
US10028753B2 (en) | 2008-09-26 | 2018-07-24 | Relievant Medsystems, Inc. | Spine treatment kits |
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WO2011041635A2 (en) * | 2009-10-02 | 2011-04-07 | Cardiofocus, Inc. | Cardiac ablation system with inflatable member having multiple inflation settings |
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US8696653B2 (en) | 2009-10-02 | 2014-04-15 | Cardiofocus, Inc. | Cardiac ablation system with pulsed aiming light |
US8702688B2 (en) | 2009-10-06 | 2014-04-22 | Cardiofocus, Inc. | Cardiac ablation image analysis system and process |
US10390877B2 (en) | 2011-12-30 | 2019-08-27 | Relievant Medsystems, Inc. | Systems and methods for treating back pain |
US9375282B2 (en) | 2012-03-26 | 2016-06-28 | Covidien Lp | Light energy sealing, cutting and sensing surgical device |
KR102183581B1 (ko) | 2012-04-18 | 2020-11-27 | 싸이노슈어, 엘엘씨 | 피코초 레이저 장치 및 그를 사용한 표적 조직의 치료 방법 |
US9833285B2 (en) | 2012-07-17 | 2017-12-05 | Covidien Lp | Optical sealing device with cutting ability |
US10226297B2 (en) | 2012-09-06 | 2019-03-12 | Covidien Lp | Medical devices and methods incorporating frustrated total internal reflection for energy-efficient sealing and cutting of tissue using light energy |
US10231782B2 (en) | 2012-09-06 | 2019-03-19 | Covidien Lp | Medical devices and methods incorporating frustrated total internal reflection for energy-efficient sealing and cutting of tissue using light energy |
US10588691B2 (en) | 2012-09-12 | 2020-03-17 | Relievant Medsystems, Inc. | Radiofrequency ablation of tissue within a vertebral body |
JP6195625B2 (ja) | 2012-11-05 | 2017-09-13 | リリーバント メドシステムズ、インコーポレイテッド | 骨を通して湾曲経路を作り、骨内で神経を調節するシステム及び方法 |
EP2973894A2 (en) | 2013-03-15 | 2016-01-20 | Cynosure, Inc. | Picosecond optical radiation systems and methods of use |
US9724151B2 (en) | 2013-08-08 | 2017-08-08 | Relievant Medsystems, Inc. | Modulating nerves within bone using bone fasteners |
EP3137007A4 (en) | 2014-04-28 | 2017-09-27 | Cardiofocus, Inc. | System and method for visualizing tissue with an icg dye composition during ablation procedures |
US10154888B2 (en) | 2014-12-03 | 2018-12-18 | Cardiofocus, Inc. | System and method for visual confirmation of pulmonary vein isolation during abalation procedures |
JP7053468B2 (ja) | 2016-01-05 | 2022-04-12 | カーディオフォーカス,インコーポレーテッド | 自動化されたスイープするアブレーションエネルギー構成要素を有するアブレーションシステム |
US10813695B2 (en) | 2017-01-27 | 2020-10-27 | Covidien Lp | Reflectors for optical-based vessel sealing |
WO2018154693A1 (ja) * | 2017-02-23 | 2018-08-30 | オリンパス株式会社 | 内視鏡 |
USD851245S1 (en) | 2017-04-14 | 2019-06-11 | Cardiofocus, Inc. | Compliant balloon |
EP3740147B1 (en) | 2018-01-15 | 2024-03-27 | Cardiofocus, Inc. | Ablation system with automated ablation energy element |
CA3092248A1 (en) | 2018-02-26 | 2019-08-29 | Mirko Mirkov | Q-switched cavity dumped sub-nanosecond laser |
CN114587577A (zh) * | 2018-06-19 | 2022-06-07 | 华科精准(北京)医疗科技有限公司 | 用于激光消融的装置 |
CN109567931A (zh) * | 2018-12-07 | 2019-04-05 | 中聚科技股份有限公司 | 一种末端带光热材料的可更换激光刀头及激光治疗装置 |
WO2021050767A1 (en) | 2019-09-12 | 2021-03-18 | Relievant Medsystems, Inc. | Systems and methods for tissue modulation |
US11163127B2 (en) * | 2019-10-01 | 2021-11-02 | Ii-Vi Delaware, Inc. | Protective conduit for high-power laser applications in light guide cables |
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1989
- 1989-08-24 JP JP1217869A patent/JP2882814B2/ja not_active Expired - Lifetime
-
1990
- 1990-08-22 ZA ZA906664A patent/ZA906664B/xx unknown
- 1990-08-23 EP EP90912470A patent/EP0439629B1/en not_active Expired - Lifetime
- 1990-08-23 WO PCT/JP1990/001079 patent/WO1991002561A1/ja active IP Right Grant
- 1990-08-23 CA CA002037924A patent/CA2037924A1/en not_active Abandoned
- 1990-08-23 AT AT90912470T patent/ATE145564T1/de not_active IP Right Cessation
- 1990-08-23 AU AU61848/90A patent/AU6184890A/en not_active Abandoned
- 1990-08-23 DE DE69029257T patent/DE69029257T2/de not_active Expired - Fee Related
- 1990-08-24 CN CN90107189A patent/CN1049612A/zh active Pending
-
1992
- 1992-06-16 US US07/899,043 patent/US5209748A/en not_active Expired - Fee Related
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JPS6113A (ja) * | 1982-09-27 | 1986-01-06 | ヘルス・リサーチ・インコーポレーテツド | 腫瘍治療用感光性薬物、その製造方法および装置 |
JPS6031742A (ja) * | 1983-07-29 | 1985-02-18 | オリンパス光学工業株式会社 | レ−ザプロ−ブ |
JPS61181455A (ja) * | 1985-02-08 | 1986-08-14 | オリンパス光学工業株式会社 | レ−ザプロ−ブ |
JPS61257638A (ja) * | 1985-03-22 | 1986-11-15 | マサチユ−セツツ・インステチユ−ト・オブ・テクノロジ− | レ−ザ−による血管手術用カテ−テル |
JPS61268245A (ja) * | 1985-05-22 | 1986-11-27 | シ−・ア−ル・バ−ド・インコ−ポレ−テツド | レ−ザ−・カテ−テル |
JPS6234553A (ja) * | 1985-07-31 | 1987-02-14 | シ−・ア−ル・バ−ド・インコ−ポレ−テツド | 生体組織の外科的除去装置及び方法 |
JPH01135370A (ja) * | 1987-11-20 | 1989-05-29 | Olympus Optical Co Ltd | レーザプローブ |
JPH0239003A (ja) * | 1988-07-28 | 1990-02-08 | Mitsubishi Cable Ind Ltd | レーザー導光用ファイバ |
JPH0298373A (ja) * | 1988-10-05 | 1990-04-10 | Norio Daikuzono | レーザ光による加温装置 |
Cited By (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP1116476A3 (en) * | 1991-04-05 | 2001-08-22 | Indigo Medical, Incorporated | Apparatus using a laser lucent needle |
EP1405608A1 (en) * | 1991-04-05 | 2004-04-07 | Indigo Medical, Incorporated | Apparatus using a laser lucent needle |
WO1993021841A1 (en) * | 1992-04-24 | 1993-11-11 | Surgical Laser Technologies, Inc. | Medical device |
US5520681A (en) * | 1992-04-24 | 1996-05-28 | Surgical Laser Technologies, Inc. | Light energy emitting probe with inclusions distributed within and throughout probe's tip portion |
US5807390A (en) * | 1992-04-24 | 1998-09-15 | Surgical Laser Technologies, Inc. | Light energy emitting probe with light-affecting inclusions distributed throughout |
WO2021070476A1 (ja) * | 2019-10-07 | 2021-04-15 | 朝日インテック株式会社 | カテーテル、及び、光照射デバイス |
EP4268754A1 (en) * | 2022-04-28 | 2023-11-01 | Oberon GmbH | Waveguide for treating inner walls of inner pathways of a human body |
WO2023209085A1 (en) * | 2022-04-28 | 2023-11-02 | Oberon Gmbh Fiber Technologies | Waveguide for treating inner walls of inner pathways of a human body |
Also Published As
Publication number | Publication date |
---|---|
DE69029257D1 (de) | 1997-01-09 |
JP2882814B2 (ja) | 1999-04-12 |
CA2037924A1 (en) | 1991-02-25 |
EP0439629B1 (en) | 1996-11-27 |
DE69029257T2 (de) | 1997-07-03 |
CN1049612A (zh) | 1991-03-06 |
US5209748A (en) | 1993-05-11 |
ZA906664B (en) | 1991-06-26 |
EP0439629A1 (en) | 1991-08-07 |
JPH0380845A (ja) | 1991-04-05 |
EP0439629A4 (en) | 1992-05-06 |
AU6184890A (en) | 1991-04-03 |
ATE145564T1 (de) | 1996-12-15 |
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