ATE376711T1 - Spektroskopisches kathetersystem mit breit abstimmbarer quelle - Google Patents

Spektroskopisches kathetersystem mit breit abstimmbarer quelle

Info

Publication number
ATE376711T1
ATE376711T1 AT03798720T AT03798720T ATE376711T1 AT E376711 T1 ATE376711 T1 AT E376711T1 AT 03798720 T AT03798720 T AT 03798720T AT 03798720 T AT03798720 T AT 03798720T AT E376711 T1 ATE376711 T1 AT E376711T1
Authority
AT
Austria
Prior art keywords
catheter system
gain
gain media
spectroscopic catheter
spectroscopic
Prior art date
Application number
AT03798720T
Other languages
English (en)
Inventor
A Korn
Original Assignee
Infraredx Inc
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 Infraredx Inc filed Critical Infraredx Inc
Application granted granted Critical
Publication of ATE376711T1 publication Critical patent/ATE376711T1/de

Links

Classifications

    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B5/00—Measuring for diagnostic purposes; Identification of persons
    • A61B5/0059—Measuring for diagnostic purposes; Identification of persons using light, e.g. diagnosis by transillumination, diascopy, fluorescence
    • A61B5/0082—Measuring for diagnostic purposes; Identification of persons using light, e.g. diagnosis by transillumination, diascopy, fluorescence adapted for particular medical purposes
    • A61B5/0084—Measuring for diagnostic purposes; Identification of persons using light, e.g. diagnosis by transillumination, diascopy, fluorescence adapted for particular medical purposes for introduction into the body, e.g. by catheters
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B5/00—Measuring for diagnostic purposes; Identification of persons
    • A61B5/0059—Measuring for diagnostic purposes; Identification of persons using light, e.g. diagnosis by transillumination, diascopy, fluorescence
    • A61B5/0075—Measuring for diagnostic purposes; Identification of persons using light, e.g. diagnosis by transillumination, diascopy, fluorescence by spectroscopy, i.e. measuring spectra, e.g. Raman spectroscopy, infrared absorption spectroscopy
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B5/00—Measuring for diagnostic purposes; Identification of persons
    • A61B5/0059—Measuring for diagnostic purposes; Identification of persons using light, e.g. diagnosis by transillumination, diascopy, fluorescence
    • A61B5/0082—Measuring for diagnostic purposes; Identification of persons using light, e.g. diagnosis by transillumination, diascopy, fluorescence adapted for particular medical purposes
    • A61B5/0084—Measuring for diagnostic purposes; Identification of persons using light, e.g. diagnosis by transillumination, diascopy, fluorescence adapted for particular medical purposes for introduction into the body, e.g. by catheters
    • A61B5/0086—Measuring for diagnostic purposes; Identification of persons using light, e.g. diagnosis by transillumination, diascopy, fluorescence adapted for particular medical purposes for introduction into the body, e.g. by catheters using infrared radiation
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01S—DEVICES USING THE PROCESS OF LIGHT AMPLIFICATION BY STIMULATED EMISSION OF RADIATION [LASER] TO AMPLIFY OR GENERATE LIGHT; DEVICES USING STIMULATED EMISSION OF ELECTROMAGNETIC RADIATION IN WAVE RANGES OTHER THAN OPTICAL
    • H01S5/00—Semiconductor lasers
    • H01S5/06—Arrangements for controlling the laser output parameters, e.g. by operating on the active medium
    • H01S5/068—Stabilisation of laser output parameters
    • H01S5/0683—Stabilisation of laser output parameters by monitoring the optical output parameters
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01S—DEVICES USING THE PROCESS OF LIGHT AMPLIFICATION BY STIMULATED EMISSION OF RADIATION [LASER] TO AMPLIFY OR GENERATE LIGHT; DEVICES USING STIMULATED EMISSION OF ELECTROMAGNETIC RADIATION IN WAVE RANGES OTHER THAN OPTICAL
    • H01S5/00—Semiconductor lasers
    • H01S5/06—Arrangements for controlling the laser output parameters, e.g. by operating on the active medium
    • H01S5/068—Stabilisation of laser output parameters
    • H01S5/0683—Stabilisation of laser output parameters by monitoring the optical output parameters
    • H01S5/0687—Stabilising the frequency of the laser
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01S—DEVICES USING THE PROCESS OF LIGHT AMPLIFICATION BY STIMULATED EMISSION OF RADIATION [LASER] TO AMPLIFY OR GENERATE LIGHT; DEVICES USING STIMULATED EMISSION OF ELECTROMAGNETIC RADIATION IN WAVE RANGES OTHER THAN OPTICAL
    • H01S5/00—Semiconductor lasers
    • H01S5/10—Construction or shape of the optical resonator, e.g. extended or external cavity, coupled cavities, bent-guide, varying width, thickness or composition of the active region
    • H01S5/14—External cavity lasers
    • H01S5/141—External cavity lasers using a wavelength selective device, e.g. a grating or etalon
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01S—DEVICES USING THE PROCESS OF LIGHT AMPLIFICATION BY STIMULATED EMISSION OF RADIATION [LASER] TO AMPLIFY OR GENERATE LIGHT; DEVICES USING STIMULATED EMISSION OF ELECTROMAGNETIC RADIATION IN WAVE RANGES OTHER THAN OPTICAL
    • H01S5/00—Semiconductor lasers
    • H01S5/10—Construction or shape of the optical resonator, e.g. extended or external cavity, coupled cavities, bent-guide, varying width, thickness or composition of the active region
    • H01S5/14—External cavity lasers
    • H01S5/146—External cavity lasers using a fiber as external cavity
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01S—DEVICES USING THE PROCESS OF LIGHT AMPLIFICATION BY STIMULATED EMISSION OF RADIATION [LASER] TO AMPLIFY OR GENERATE LIGHT; DEVICES USING STIMULATED EMISSION OF ELECTROMAGNETIC RADIATION IN WAVE RANGES OTHER THAN OPTICAL
    • H01S5/00—Semiconductor lasers
    • H01S5/40—Arrangement of two or more semiconductor lasers, not provided for in groups H01S5/02 - H01S5/30
    • H01S5/4025—Array arrangements, e.g. constituted by discrete laser diodes or laser bar
    • H01S5/4031—Edge-emitting structures
    • H01S5/4062—Edge-emitting structures with an external cavity or using internal filters, e.g. Talbot filters
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01S—DEVICES USING THE PROCESS OF LIGHT AMPLIFICATION BY STIMULATED EMISSION OF RADIATION [LASER] TO AMPLIFY OR GENERATE LIGHT; DEVICES USING STIMULATED EMISSION OF ELECTROMAGNETIC RADIATION IN WAVE RANGES OTHER THAN OPTICAL
    • H01S5/00—Semiconductor lasers
    • H01S5/40—Arrangement of two or more semiconductor lasers, not provided for in groups H01S5/02 - H01S5/30
    • H01S5/4025—Array arrangements, e.g. constituted by discrete laser diodes or laser bar
    • H01S5/4087—Array arrangements, e.g. constituted by discrete laser diodes or laser bar emitting more than one wavelength

Landscapes

  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Physics & Mathematics (AREA)
  • Medical Informatics (AREA)
  • Surgery (AREA)
  • Engineering & Computer Science (AREA)
  • Biomedical Technology (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Biophysics (AREA)
  • Molecular Biology (AREA)
  • Pathology (AREA)
  • Animal Behavior & Ethology (AREA)
  • General Health & Medical Sciences (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Investigating Or Analysing Materials By Optical Means (AREA)
  • Laser Surgery Devices (AREA)
AT03798720T 2002-09-27 2003-09-12 Spektroskopisches kathetersystem mit breit abstimmbarer quelle ATE376711T1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US10/259,076 US7535935B2 (en) 2002-09-27 2002-09-27 Spectroscopic catheter system with widely tunable source and method of operation

Publications (1)

Publication Number Publication Date
ATE376711T1 true ATE376711T1 (de) 2007-11-15

Family

ID=32029421

Family Applications (1)

Application Number Title Priority Date Filing Date
AT03798720T ATE376711T1 (de) 2002-09-27 2003-09-12 Spektroskopisches kathetersystem mit breit abstimmbarer quelle

Country Status (6)

Country Link
US (1) US7535935B2 (de)
EP (1) EP1547217B1 (de)
AT (1) ATE376711T1 (de)
AU (1) AU2003266156A1 (de)
DE (1) DE60317085T2 (de)
WO (1) WO2004030169A1 (de)

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CN100446723C (zh) 2001-06-19 2008-12-31 宾夕法尼亚大学理事会 用于侵入性导管定位的光导系统
US7992573B2 (en) * 2001-06-19 2011-08-09 The Trustees Of The University Of Pennsylvania Optically guided system for precise placement of a medical catheter in a patient
AU2003258062A1 (en) * 2002-08-05 2004-02-23 Infraredx, Inc. Near-infrared spectroscopic analysis of blood vessel walls
US7297154B2 (en) * 2003-02-24 2007-11-20 Maxwell Sensors Inc. Optical apparatus for detecting and treating vulnerable plaque
EP1794855A1 (de) * 2004-09-29 2007-06-13 Axsun Technologies, Inc. Verfahren und system zur geräuschesteuerung in system zur halbleiterspektroskopie
US20080039715A1 (en) * 2004-11-04 2008-02-14 Wilson David F Three-dimensional optical guidance for catheter placement
US7310357B2 (en) * 2005-03-02 2007-12-18 Infraredx, Inc. Providing low-coherence light
JP2008545500A (ja) * 2005-06-07 2008-12-18 コーニンクレッカ フィリップス エレクトロニクス エヌ ヴィ レーザ光学フィードバック断層撮影センサ及び方法
EP1891721A1 (de) * 2005-06-08 2008-02-27 Hentze-Lissotschenko Patentverwaltungs GmbH & Co.KG Optische bestrahlungsvorrichtung für die polarisation von alkaliatomen sowie eine vorrichtung zur hyperpolarisation von edelgasen
US8954134B2 (en) * 2005-09-13 2015-02-10 Children's Medical Center Corporation Light-guided transluminal catheter
US20070073160A1 (en) 2005-09-13 2007-03-29 Children's Medical Center Corporation Light-guided transluminal catheter
EP1942793A2 (de) * 2005-09-30 2008-07-16 Cornova, Inc. Systeme und verfahren zur untersuchung und behandlung von körperlumen
US20070270717A1 (en) * 2005-09-30 2007-11-22 Cornova, Inc. Multi-faceted optical reflector
DE102006019127A1 (de) * 2006-04-25 2007-10-31 Carl Zeiss Meditec Ag Multiwellenlängen-Lasersystem und Verfahren für ophthalmologische Anwendungen
WO2009089372A2 (en) * 2008-01-08 2009-07-16 Cornova, Inc. Systems and methods for analysis and treatment of a body lumen
JP5186791B2 (ja) * 2007-04-13 2013-04-24 住友電気工業株式会社 孔体内検査装置
WO2008157760A1 (en) * 2007-06-21 2008-12-24 Cornova, Inc. Systems and methods for guiding the analysis and treatment of a body lumen
US20090175576A1 (en) * 2008-01-08 2009-07-09 Cornova, Inc. Shaped fiber ends and methods of making same
WO2010045437A2 (en) * 2008-10-15 2010-04-22 Cornova, Inc. Systems and methods for analysis and treatment of an occluded body lumen
WO2010135601A2 (en) * 2009-05-20 2010-11-25 Cornova, Inc. Systems and methods for analysis and treatment of a body lumen
US8665450B2 (en) 2009-10-02 2014-03-04 Axsun Technologies, Inc. Integrated dual swept source for OCT medical imaging
US8687666B2 (en) 2010-12-28 2014-04-01 Axsun Technologies, Inc. Integrated dual swept source for OCT medical imaging
US8958867B2 (en) 2011-08-29 2015-02-17 Infraredx, Inc. Detection of lipid core plaque cap thickness
US9464883B2 (en) 2013-06-23 2016-10-11 Eric Swanson Integrated optical coherence tomography systems and methods
US9683928B2 (en) * 2013-06-23 2017-06-20 Eric Swanson Integrated optical system and components utilizing tunable optical sources and coherent detection and phased array for imaging, ranging, sensing, communications and other applications
US9885557B2 (en) * 2013-10-11 2018-02-06 Case Western Reserve University Polarization sensitive optical coherence tomography using multiple polarization sensitive semiconductor optical amplifiers
US10776654B2 (en) 2015-03-10 2020-09-15 Infraredx, Inc. Assessment of lipid core plaque integrity
WO2018215388A1 (en) * 2017-05-22 2018-11-29 Uab Brolis Semiconductors Tunable hybrid iii-v/ iv laser sensor system-on-a-chip for real-time monitoring of a blood constituent concentration level
WO2023287613A1 (en) * 2021-07-13 2023-01-19 Boston Scientific Scimed, Inc. Systems and methods utilizing raman spectroscopy for in vivo analysis
US12085387B1 (en) 2023-09-23 2024-09-10 Hamamatsu Photonics K.K. Optical coherence tomography system for subsurface inspection

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Also Published As

Publication number Publication date
WO2004030169A1 (en) 2004-04-08
US7535935B2 (en) 2009-05-19
US20040064022A1 (en) 2004-04-01
DE60317085T2 (de) 2008-08-14
EP1547217A1 (de) 2005-06-29
AU2003266156A1 (en) 2004-04-19
EP1547217B1 (de) 2007-10-24
DE60317085D1 (de) 2007-12-06

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