DE69938250D1 - Interferometer für optische kohärenzdomainreflektometrie und optische kohärenztomografie mittels nichtreziproken optischen elementen - Google Patents

Interferometer für optische kohärenzdomainreflektometrie und optische kohärenztomografie mittels nichtreziproken optischen elementen

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Publication number
DE69938250D1
DE69938250D1 DE69938250T DE69938250T DE69938250D1 DE 69938250 D1 DE69938250 D1 DE 69938250D1 DE 69938250 T DE69938250 T DE 69938250T DE 69938250 T DE69938250 T DE 69938250T DE 69938250 D1 DE69938250 D1 DE 69938250D1
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Germany
Prior art keywords
optical coherence
optical
interferometers
reciprocal
domain reflectometry
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Expired - Lifetime
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DE69938250T
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English (en)
Other versions
DE69938250T2 (de
Inventor
Joseph A Izatt
Andrew Rollins
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Publication of DE69938250T2 publication Critical patent/DE69938250T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
    • G01B9/00—Measuring instruments characterised by the use of optical techniques
    • G01B9/02—Interferometers
    • G01B9/0209—Low-coherence interferometers
    • G01B9/02091—Tomographic interferometers, e.g. based on optical coherence
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
    • G01B9/00—Measuring instruments characterised by the use of optical techniques
    • G01B9/02—Interferometers
    • G01B9/02015—Interferometers characterised by the beam path configuration
    • G01B9/02022—Interferometers characterised by the beam path configuration contacting one object by grazing incidence
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
    • G01N21/17—Systems in which incident light is modified in accordance with the properties of the material investigated
    • G01N21/47—Scattering, i.e. diffuse reflection
    • G01N21/4795—Scattering, i.e. diffuse reflection spatially resolved investigating of object in scattering medium
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
    • G01B2290/00—Aspects of interferometers not specifically covered by any group under G01B9/02
    • G01B2290/35—Mechanical variable delay line
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
    • G01B2290/00—Aspects of interferometers not specifically covered by any group under G01B9/02
    • G01B2290/70—Using polarization in the interferometer

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  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • General Health & Medical Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • Radiology & Medical Imaging (AREA)
  • Optics & Photonics (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
  • Analytical Chemistry (AREA)
  • Biochemistry (AREA)
  • Immunology (AREA)
  • Pathology (AREA)
  • Investigating Or Analysing Materials By Optical Means (AREA)
  • Instruments For Measurement Of Length By Optical Means (AREA)
  • Length Measuring Devices By Optical Means (AREA)
DE69938250T 1998-09-11 1999-09-10 Interferometer für optische kohärenzdomainreflektometrie und optische kohärenztomografie mittels nichtreziproken optischen elementen Expired - Lifetime DE69938250T2 (de)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US10003298P 1998-09-11 1998-09-11
US100032P 1998-09-11
PCT/US1999/020670 WO2000016034A1 (en) 1998-09-11 1999-09-10 Interferometers for optical coherence domain reflectometry and optical coherence tomography using nonreciprocal optical elements

Publications (2)

Publication Number Publication Date
DE69938250D1 true DE69938250D1 (de) 2008-04-10
DE69938250T2 DE69938250T2 (de) 2009-03-12

Family

ID=22277773

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69938250T Expired - Lifetime DE69938250T2 (de) 1998-09-11 1999-09-10 Interferometer für optische kohärenzdomainreflektometrie und optische kohärenztomografie mittels nichtreziproken optischen elementen

Country Status (6)

Country Link
US (3) US6657727B1 (de)
EP (1) EP1125095B1 (de)
JP (1) JP2003524758A (de)
AU (1) AU6139499A (de)
DE (1) DE69938250T2 (de)
WO (1) WO2000016034A1 (de)

Families Citing this family (122)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6687010B1 (en) * 1999-09-09 2004-02-03 Olympus Corporation Rapid depth scanning optical imaging device
US7242833B2 (en) * 2000-07-10 2007-07-10 University Health Network Method and apparatus for high resolution coherent optical imaging
AU1210502A (en) * 2000-10-31 2002-05-15 Forskningsct Riso Optical amplification in coherent optical frequency modulated continuous wave reflectometry
JP2002250675A (ja) * 2001-02-26 2002-09-06 Ando Electric Co Ltd 低コヒーレントリフレクトメータ
US6934035B2 (en) * 2001-12-18 2005-08-23 Massachusetts Institute Of Technology System and method for measuring optical distance
US7557929B2 (en) 2001-12-18 2009-07-07 Massachusetts Institute Of Technology Systems and methods for phase measurements
JP4462806B2 (ja) * 2002-02-22 2010-05-12 日本電気株式会社 量子暗号鍵配布システム
GB0210213D0 (en) * 2002-05-03 2002-06-12 Univ Cranfield 9Improved fizean interferometer designs fpr optical coherence tomography
US7031580B2 (en) * 2003-02-20 2006-04-18 Intel Corporation Restoring optical pulses
US7474407B2 (en) 2003-02-20 2009-01-06 Applied Science Innovations Optical coherence tomography with 3d coherence scanning
KR100794817B1 (ko) * 2003-05-08 2008-01-15 시옵티컬 인코포레이티드 고속 실리콘-기반 전기-광학 변조기
US6927860B2 (en) 2003-05-19 2005-08-09 Oti Ophthalmic Technologies Inc. Optical mapping apparatus with optimized OCT configuration
WO2004111929A2 (en) * 2003-05-28 2004-12-23 Duke University Improved system for fourier domain optical coherence tomography
US7110095B2 (en) * 2003-08-11 2006-09-19 Joanna A Szydlo-Moore Multiple adaptable 3-dimensional ultra-high speed scanning system for organic and inorganic surface topography and spectrometry
JP4187160B2 (ja) * 2003-09-10 2008-11-26 フジノン株式会社 断層映像装置
US7145661B2 (en) * 2003-12-31 2006-12-05 Carl Zeiss Meditec, Inc. Efficient optical coherence tomography (OCT) system and method for rapid imaging in three dimensions
WO2005077256A1 (en) * 2004-02-06 2005-08-25 Optovue, Inc. Optical apparatus and methods for performing eye examinations
EP1713377A1 (de) * 2004-02-10 2006-10-25 Optovue, Inc. Hochleistungsfähige interferometrie mit niedriger kohärenz
EP1722669A4 (de) * 2004-02-27 2009-05-27 Optiscan Pty Ltd Optisches element
JP4556463B2 (ja) * 2004-03-25 2010-10-06 有限会社グローバルファイバオプティックス 複屈折率測定装置
US7126693B2 (en) * 2004-03-29 2006-10-24 Carl Zeiss Meditec, Inc. Simple high efficiency optical coherence domain reflectometer design
JP4688094B2 (ja) * 2004-11-02 2011-05-25 株式会社松風 光コヒーレンストモグラフィー装置
US7388672B2 (en) * 2004-11-19 2008-06-17 Carl Ziess Meditec, Inc. High efficiency balanced detection interferometer
US7456957B2 (en) * 2005-08-03 2008-11-25 Carl Zeiss Meditec, Inc. Littrow spectrometer and a spectral domain optical coherence tomography system with a Littrow spectrometer
US7330270B2 (en) * 2005-01-21 2008-02-12 Carl Zeiss Meditec, Inc. Method to suppress artifacts in frequency-domain optical coherence tomography
US7342659B2 (en) * 2005-01-21 2008-03-11 Carl Zeiss Meditec, Inc. Cross-dispersed spectrometer in a spectral domain optical coherence tomography system
US7167293B2 (en) * 2005-01-28 2007-01-23 Sioptical, Inc. Silicon-based electro-optic phase modulator with reduced residual amplitude modulation
US7369953B2 (en) * 2005-03-17 2008-05-06 The Board Of Trustees Of The Leland Stanford Junior University Femtosecond spectroscopy using minimum phase functions
US7493227B2 (en) * 2005-03-17 2009-02-17 The Board Of Trustees Of The Leland Stanford Junior University Method for determining the complex scattering function of an optical coherence tomography sample
EP1866616B1 (de) 2005-04-05 2013-01-16 The Board Of Trustees Of The Leland Stanford Junior University Optische bildverarbeitung unter verwendung von minimalphasenfunktionen
US7391520B2 (en) * 2005-07-01 2008-06-24 Carl Zeiss Meditec, Inc. Fourier domain optical coherence tomography employing a swept multi-wavelength laser and a multi-channel receiver
US7810395B2 (en) * 2005-12-22 2010-10-12 Total Wire Corporation Ultrasonic pressure sensor and method of operating the same
US20070237527A1 (en) * 2006-03-31 2007-10-11 Sanjay Dabral Optical debug mechanism
US20080004527A1 (en) * 2006-04-05 2008-01-03 Coleman D Jackson High-resolution ultrasound spectral and wavelet analysis of vascular tissue
US7869054B2 (en) * 2006-05-26 2011-01-11 Medeikon Corporation Polarization insensitive multiple probe
US7488930B2 (en) * 2006-06-02 2009-02-10 Medeikon Corporation Multi-channel low coherence interferometer
US20070291277A1 (en) 2006-06-20 2007-12-20 Everett Matthew J Spectral domain optical coherence tomography system
US7508523B2 (en) * 2006-07-24 2009-03-24 National Research Council Of Canada Interferometric system for complex image extraction
US20080094608A1 (en) * 2006-10-23 2008-04-24 The Regents Of The University Of California Laser velocimetry system
JP2008128709A (ja) * 2006-11-17 2008-06-05 Fujifilm Corp 光断層画像化装置
RU2483674C2 (ru) * 2007-04-26 2013-06-10 Конинклейке Филипс Электроникс Н.В. Система определения местоположения
US8134554B1 (en) 2007-05-04 2012-03-13 Topcon Medical Systems, Inc. Method and apparatus for spatially mapping three-dimensional optical coherence tomography data with two-dimensional images
JP5156291B2 (ja) * 2007-07-31 2013-03-06 浜松ホトニクス株式会社 フローセル中を流れるサンプルの光学的特性計測装置
ES2673575T3 (es) 2007-09-06 2018-06-22 Alcon Lensx, Inc. Fijación de objetivo precisa de foto-disrupción quirúrgica
US8076624B1 (en) 2007-09-19 2011-12-13 Barchers Jeffrey D Non-cooperative laser target enhancement system and method
EP3338549A1 (de) * 2007-11-20 2018-06-27 Pioneer Surgical Orthobiologics, Inc. Kryokonservierung von zellen mittels kreuzvernetzter bioaktiver hydrogel-matrixpartikel
US8348429B2 (en) 2008-03-27 2013-01-08 Doheny Eye Institute Optical coherence tomography device, method, and system
US11839430B2 (en) 2008-03-27 2023-12-12 Doheny Eye Institute Optical coherence tomography-based ophthalmic testing methods, devices and systems
US9125562B2 (en) 2009-07-01 2015-09-08 Avinger, Inc. Catheter-based off-axis optical coherence tomography imaging system
US8062316B2 (en) 2008-04-23 2011-11-22 Avinger, Inc. Catheter system and method for boring through blocked vascular passages
US8718743B2 (en) * 2008-04-24 2014-05-06 Duke University Methods for single-pass volumetric bidirectional blood flow imaging spectral domain optical coherence tomography using a modified hilbert transform
JP5538368B2 (ja) * 2008-05-15 2014-07-02 アクサン・テクノロジーズ・インコーポレーテッド Ｏｃｔの結合プローブおよび一体化システム
DE102008029479A1 (de) * 2008-06-20 2009-12-24 Carl Zeiss Meditec Ag Kurzkohärenz-Interferometerie zur Abstandsmessung
US8820931B2 (en) 2008-07-18 2014-09-02 Doheny Eye Institute Optical coherence tomography-based ophthalmic testing methods, devices and systems
US8133127B1 (en) * 2008-07-21 2012-03-13 Synder Terrance W Sports training device and methods of use
US8392138B2 (en) * 2008-08-08 2013-03-05 The Regents Of The University Of Colorado System and method for correcting sampling errors associated with radiation source tuning rate fluctuations in swept-wavelength interferometry
DE102008063225A1 (de) 2008-12-23 2010-07-01 Carl Zeiss Meditec Ag Vorrichtung zur Swept Source Optical Coherence Domain Reflectometry
US8797551B2 (en) * 2009-11-09 2014-08-05 Netra Systems Inc Compact, affordable optical test, measurement or imaging device
JP2010206709A (ja) * 2009-03-05 2010-09-16 Fujitsu Optical Components Ltd 光受信器、光受信方法及び光伝送システム
EP2424608B1 (de) 2009-04-28 2014-03-19 Avinger, Inc. Trägerkatheter für führungsdraht
EP2427723B1 (de) * 2009-05-04 2018-12-19 Duke University Verfahren und computerprogrammprodukte für quantitative 3d-bild-korrektur und berechnung klinischer parameter in der optischen kohärenztomografie
US8599383B2 (en) * 2009-05-06 2013-12-03 The Regents Of The University Of California Optical cytometry
JP6101078B2 (ja) * 2009-05-28 2017-03-29 アビンガー・インコーポレイテッドＡｖｉｎｇｅｒ， Ｉｎｃ． バイオイメージングのための光コヒーレンストモグラフィ
WO2011003006A2 (en) 2009-07-01 2011-01-06 Avinger, Inc. Atherectomy catheter with laterally-displaceable tip
JP5325679B2 (ja) * 2009-07-03 2013-10-23 富士フイルム株式会社 低コヒーレンス光源を用いた動的光散乱測定装置及び光散乱強度測定方法
US9089331B2 (en) 2009-07-31 2015-07-28 Case Western Reserve University Characterizing ablation lesions using optical coherence tomography (OCT)
US8144334B2 (en) * 2009-09-29 2012-03-27 The United States Of America As Represented By The Secretary Of The Army Fiber-optic, digital system for laser Doppler vibrometers (LDVs)
US9492322B2 (en) 2009-11-16 2016-11-15 Alcon Lensx, Inc. Imaging surgical target tissue by nonlinear scanning
US8265364B2 (en) 2010-02-05 2012-09-11 Alcon Lensx, Inc. Gradient search integrated with local imaging in laser surgical systems
US8414564B2 (en) 2010-02-18 2013-04-09 Alcon Lensx, Inc. Optical coherence tomographic system for ophthalmic surgery
EP2547982B1 (de) 2010-03-17 2017-09-13 Lightlab Imaging, Inc. Intensitätsrauschreduktionsverfahren und vorrichtung für interferometrische erfassungs- und bildgebungssysteme
US8398236B2 (en) 2010-06-14 2013-03-19 Alcon Lensx, Inc. Image-guided docking for ophthalmic surgical systems
US10548478B2 (en) 2010-07-01 2020-02-04 Avinger, Inc. Balloon atherectomy catheters with imaging
JP2013531542A (ja) 2010-07-01 2013-08-08 アビンガー・インコーポレイテッド 長手方向に移動可能なドライブシャフトを有するアテローム切除カテーテル
US11382653B2 (en) 2010-07-01 2022-07-12 Avinger, Inc. Atherectomy catheter
WO2014039096A1 (en) 2012-09-06 2014-03-13 Avinger, Inc. Re-entry stylet for catheter
US9532708B2 (en) 2010-09-17 2017-01-03 Alcon Lensx, Inc. Electronically controlled fixation light for ophthalmic imaging systems
US9279659B2 (en) 2011-01-21 2016-03-08 Duke University Systems and methods for complex conjugate artifact resolved optical coherence tomography
CA2831306C (en) 2011-03-28 2018-11-20 Avinger, Inc. Occlusion-crossing devices, imaging, and atherectomy devices
US9949754B2 (en) 2011-03-28 2018-04-24 Avinger, Inc. Occlusion-crossing devices
JP5504199B2 (ja) * 2011-03-30 2014-05-28 株式会社フジクラ 位相シフト干渉計
US8459794B2 (en) 2011-05-02 2013-06-11 Alcon Lensx, Inc. Image-processor-controlled misalignment-reduction for ophthalmic systems
US9622913B2 (en) 2011-05-18 2017-04-18 Alcon Lensx, Inc. Imaging-controlled laser surgical system
WO2012168239A1 (en) 2011-06-06 2012-12-13 Carl Zeiss Meditec Ag Systems and methods for improved balanced detection in optical coherence tomography imaging
JP6144679B2 (ja) 2011-08-02 2017-06-07 ザ リージェンツ オブ ザ ユニバーシティ オブ カリフォルニア 生細胞干渉法を介した急速超並列単細胞薬物反応測定法
WO2013023210A1 (en) * 2011-08-11 2013-02-14 University Of Washington Through Its Center For Commercialization Methods and systems for integrated imaging using optical coherence tomography and photoacoustic imaging
US8398238B1 (en) 2011-08-26 2013-03-19 Alcon Lensx, Inc. Imaging-based guidance system for ophthalmic docking using a location-orientation analysis
WO2013059363A1 (en) 2011-10-17 2013-04-25 Avinger, Inc. Atherectomy catheters and non-contact actuation mechanism for catheters
US9345406B2 (en) 2011-11-11 2016-05-24 Avinger, Inc. Occlusion-crossing devices, atherectomy devices, and imaging
US9066784B2 (en) 2011-12-19 2015-06-30 Alcon Lensx, Inc. Intra-surgical optical coherence tomographic imaging of cataract procedures
US9023016B2 (en) 2011-12-19 2015-05-05 Alcon Lensx, Inc. Image processor for intra-surgical optical coherence tomographic imaging of laser cataract procedures
EP2849636B1 (de) 2012-05-14 2020-04-22 Avinger, Inc. Optische kohärenztomografie mit gradientenindexfaser für biologische bildgebung
US11406412B2 (en) 2012-05-14 2022-08-09 Avinger, Inc. Atherectomy catheters with imaging
EP2849660B1 (de) 2012-05-14 2021-08-25 Avinger, Inc. Antriebsanordnungen für atherektomiekatheter
US9498247B2 (en) 2014-02-06 2016-11-22 Avinger, Inc. Atherectomy catheters and occlusion crossing devices
US11284916B2 (en) 2012-09-06 2022-03-29 Avinger, Inc. Atherectomy catheters and occlusion crossing devices
US9400169B2 (en) 2012-12-06 2016-07-26 Lehigh University Apparatus and method for space-division multiplexing optical coherence tomography
TWI465686B (zh) * 2013-01-17 2014-12-21 Univ Nat Yang Ming 平衡偵測光譜域光學同調斷層掃描系統
US10772497B2 (en) 2014-09-12 2020-09-15 Envision Diagnostics, Inc. Medical interfaces and other medical devices, systems, and methods for performing eye exams
US9226856B2 (en) 2013-03-14 2016-01-05 Envision Diagnostics, Inc. Inflatable medical interfaces and other medical devices, systems, and methods
WO2014142958A1 (en) 2013-03-15 2014-09-18 Avinger, Inc. Optical pressure sensor assembly
EP2967507B1 (de) 2013-03-15 2018-09-05 Avinger, Inc. Gewebeentnahmevorrichtung für einen katheter
EP2967371B1 (de) 2013-03-15 2024-05-15 Avinger, Inc. Vorrichtungen zur durchquerung einer chronischen totalen okklusion mit bildgebung
ES2671799T3 (es) 2013-05-24 2018-06-08 The Regents Of The University Of California Identificación de linfocitos T deseables por cambio en respuestas de masa
WO2015006353A1 (en) 2013-07-08 2015-01-15 Avinger, Inc. Identification of elastic lamina to guide interventional therapy
US10130259B2 (en) 2014-02-05 2018-11-20 British Columbia Cancer Agency Branch Systems for optical imaging of biological tissues
CN106102608B (zh) 2014-02-06 2020-03-24 阿维格公司 旋切术导管和闭塞穿越设备
AU2014384702B2 (en) * 2014-02-28 2017-04-20 Halliburton Energy Services, Inc. Interferometric high fidelity optical phase demodulation
JP6357346B2 (ja) * 2014-05-02 2018-07-11 株式会社トーメーコーポレーション 眼科装置
CN107106190B (zh) 2014-07-08 2020-02-28 阿维格公司 高速慢性全闭塞部横穿装置
US9778020B2 (en) 2015-05-22 2017-10-03 Carl Zeiss Meditec, Inc. Efficient interferometer designs for optical coherence tomography
EP3322338A4 (de) 2015-07-13 2019-03-13 Avinger, Inc. Mikrogeformte anamorphotische reflektorlinse für bildgeführte therapeutische/diagnosekatheter
EP3349642B1 (de) 2015-09-17 2020-10-21 Envision Diagnostics, Inc. Medizinische schnittstellen und andere medizinische vorrichtungen, systeme und verfahren zur durchführung von augenuntersuchungen
JP6927986B2 (ja) 2016-01-25 2021-09-01 アビンガー・インコーポレイテッドＡｖｉｎｇｅｒ， Ｉｎｃ． 遅延補正を備えたｏｃｔイメージングカテーテル
EP3435892B1 (de) 2016-04-01 2024-04-03 Avinger, Inc. Atherektomiekatheter mit gezahntem schneidwerkzeug
EP3448234A4 (de) 2016-04-30 2019-05-01 Envision Diagnostics, Inc. Medizinprodukte, systeme und verfahren zur durchführung von augenuntersuchungen und augenverfolgung
WO2017210466A1 (en) 2016-06-03 2017-12-07 Avinger, Inc. Catheter device with detachable distal end
EP3478190B1 (de) 2016-06-30 2023-03-15 Avinger, Inc. Atherektomiekatheter mit formbarer distaler spitze
US10782117B2 (en) * 2017-08-31 2020-09-22 Canon U.S.A., Inc. Optical delay line for coherence imaging
EP4007518A1 (de) 2019-08-01 2022-06-08 Carl Zeiss Meditec, Inc. Ophthalmische abbildung mit k-spiegel-abtastung, effizienter interferometrie und pupillenausrichtung durch räumliche frequenzanalyse
WO2021076356A1 (en) 2019-10-18 2021-04-22 Avinger, Inc. Occlusion-crossing devices
JPWO2023042375A1 (de) * 2021-09-17 2023-03-23

Family Cites Families (23)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4063549A (en) 1975-12-22 1977-12-20 Technicon Instruments Corporation Ultrasonic method and apparatus for imaging and characterization of bodies
US5200819A (en) 1988-05-27 1993-04-06 The University Of Connecticut Multi-dimensional imaging system for endoscope
DD298677A5 (de) 1989-11-16 1992-03-05 ��������`������������@�������@�������@M�������]k�� Verfahren zur bestimmung des volumenflusses
SE466987B (sv) 1990-10-18 1992-05-11 Stiftelsen Ct Foer Dentaltekni Anordning foer djupselektiv icke-invasiv, lokal maetning av elektrisk impedans i organiska och biologiska material samt prob foer maetning av elektrisk impedans
US6501551B1 (en) * 1991-04-29 2002-12-31 Massachusetts Institute Of Technology Fiber optic imaging endoscope interferometer with at least one faraday rotator
WO1992019930A1 (en) * 1991-04-29 1992-11-12 Massachusetts Institute Of Technology Method and apparatus for optical imaging and measurement
US5956355A (en) * 1991-04-29 1999-09-21 Massachusetts Institute Of Technology Method and apparatus for performing optical measurements using a rapidly frequency-tuned laser
US6134003A (en) * 1991-04-29 2000-10-17 Massachusetts Institute Of Technology Method and apparatus for performing optical measurements using a fiber optic imaging guidewire, catheter or endoscope
US5206924A (en) * 1992-01-31 1993-04-27 The United States Of America As Represented By The Secretary Of The Navy Fiber optic Michelson sensor and arrays with passive elimination of polarization fading and source feedback isolation
US5535000A (en) * 1992-08-27 1996-07-09 Shirasaki; Masataka Optical interferometer with squeezed vacuum and reduced guided-acoustic-wave brillouin scattering noise
DE4411017C2 (de) 1994-03-30 1995-06-08 Alexander Dr Knuettel Optische stationäre spektroskopische Bildgebung in stark streuenden Objekten durch spezielle Lichtfokussierung und Signal-Detektion von Licht unterschiedlicher Wellenlängen
TW275570B (de) * 1994-05-05 1996-05-11 Boehringer Mannheim Gmbh
US5493109A (en) 1994-08-18 1996-02-20 Carl Zeiss, Inc. Optical coherence tomography assisted ophthalmologic surgical microscope
US5491524A (en) 1994-10-05 1996-02-13 Carl Zeiss, Inc. Optical coherence tomography corneal mapping apparatus
US5501226A (en) 1994-10-19 1996-03-26 Carl Zeiss, Inc. Short coherence length, doppler velocimetry system
US5644642A (en) 1995-04-03 1997-07-01 Carl Zeiss, Inc. Gaze tracking using optical coherence tomography
WO1998038907A1 (en) * 1997-03-06 1998-09-11 Massachusetts Institute Of Technology Instrument for optically scanning of living tissue
US5894531A (en) * 1997-03-11 1999-04-13 Karta Technology, Inc. Method and apparatus for detection of ultrasound using a fiber-optic interferometer
US6088491A (en) * 1998-02-13 2000-07-11 Agilent Technologies, Inc. Optical circulator
US6201608B1 (en) * 1998-03-13 2001-03-13 Optical Biopsy Technologies, Inc. Method and apparatus for measuring optical reflectivity and imaging through a scattering medium
US6175669B1 (en) * 1998-03-30 2001-01-16 The Regents Of The Universtiy Of California Optical coherence domain reflectometry guidewire
US6384915B1 (en) * 1998-03-30 2002-05-07 The Regents Of The University Of California Catheter guided by optical coherence domain reflectometry
AU5147600A (en) 1999-05-19 2000-12-05 Regents Of The University Of California, The Optical detection of dental disease using polarized light

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US20040218189A1 (en) 2004-11-04
JP2003524758A (ja) 2003-08-19
EP1125095B1 (de) 2008-02-27
US6657727B1 (en) 2003-12-02
US20070024868A1 (en) 2007-02-01
EP1125095A4 (de) 2006-07-12
AU6139499A (en) 2000-04-03
DE69938250T2 (de) 2009-03-12
WO2000016034A1 (en) 2000-03-23
US7102756B2 (en) 2006-09-05
EP1125095A1 (de) 2001-08-22

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