JP4138027B2 - 光学コヒーレンス断層撮影法を用いたドップラー流の撮像 - Google Patents
光学コヒーレンス断層撮影法を用いたドップラー流の撮像 Download PDFInfo
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- JP4138027B2 JP4138027B2 JP50265499A JP50265499A JP4138027B2 JP 4138027 B2 JP4138027 B2 JP 4138027B2 JP 50265499 A JP50265499 A JP 50265499A JP 50265499 A JP50265499 A JP 50265499A JP 4138027 B2 JP4138027 B2 JP 4138027B2
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- 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
- A61B5/0073—Measuring for diagnostic purposes; Identification of persons using light, e.g. diagnosis by transillumination, diascopy, fluorescence by tomography, i.e. reconstruction of 3D images from 2D projections
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- 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
- A61B5/0062—Arrangements for scanning
- A61B5/0066—Optical coherence imaging
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- 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
- G01B9/02041—Interferometers characterised by particular imaging or detection techniques
- G01B9/02045—Interferometers characterised by particular imaging or detection techniques using the Doppler effect
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- 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
- G01B9/02055—Reduction or prevention of errors; Testing; Calibration
- G01B9/02062—Active error reduction, i.e. varying with time
- G01B9/02067—Active error reduction, i.e. varying with time by electronic control systems, i.e. using feedback acting on optics or light
- G01B9/02069—Synchronization of light source or manipulator and detector
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- 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
- G01B9/02055—Reduction or prevention of errors; Testing; Calibration
- G01B9/0207—Error reduction by correction of the measurement signal based on independently determined error sources, e.g. using a reference interferometer
- G01B9/02071—Error reduction by correction of the measurement signal based on independently determined error sources, e.g. using a reference interferometer by measuring path difference independently from interferometer
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- 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
- G01B9/02055—Reduction or prevention of errors; Testing; Calibration
- G01B9/0207—Error reduction by correction of the measurement signal based on independently determined error sources, e.g. using a reference interferometer
- G01B9/02072—Error reduction by correction of the measurement signal based on independently determined error sources, e.g. using a reference interferometer by calibration or testing of interferometer
-
- 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
- G01B9/02083—Interferometers characterised by particular signal processing and presentation
-
- 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
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B5/00—Measuring for diagnostic purposes; Identification of persons
- A61B5/72—Signal processing specially adapted for physiological signals or for diagnostic purposes
- A61B5/7235—Details of waveform analysis
- A61B5/7253—Details of waveform analysis characterised by using transforms
- A61B5/7257—Details of waveform analysis characterised by using transforms using Fourier transforms
-
- 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
- G01B2290/60—Reference interferometer, i.e. additional interferometer not interacting with object
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US4735897P | 1997-06-02 | 1997-06-02 | |
US60/047,358 | 1997-06-02 | ||
PCT/US1998/011116 WO1998055830A1 (en) | 1997-06-02 | 1998-06-02 | Doppler flow imaging using optical coherence tomography |
Publications (3)
Publication Number | Publication Date |
---|---|
JP2002503134A JP2002503134A (ja) | 2002-01-29 |
JP2002503134A5 JP2002503134A5 (US20030023153A1-20030130-M00009.png) | 2005-12-22 |
JP4138027B2 true JP4138027B2 (ja) | 2008-08-20 |
Family
ID=21948518
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP50265499A Expired - Lifetime JP4138027B2 (ja) | 1997-06-02 | 1998-06-02 | 光学コヒーレンス断層撮影法を用いたドップラー流の撮像 |
Country Status (6)
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2010143601A1 (ja) * | 2009-06-11 | 2010-12-16 | 国立大学法人筑波大学 | 2ビーム型光コヒーレンストモグラフィー装置 |
Families Citing this family (256)
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- 1998-06-02 WO PCT/US1998/011116 patent/WO1998055830A1/en active Application Filing
- 1998-06-02 JP JP50265499A patent/JP4138027B2/ja not_active Expired - Lifetime
- 1998-06-02 DE DE69840791T patent/DE69840791D1/de not_active Expired - Lifetime
- 1998-06-02 AU AU77114/98A patent/AU7711498A/en not_active Abandoned
- 1998-06-02 US US09/088,562 patent/US6006128A/en not_active Expired - Lifetime
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1999
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Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2010143601A1 (ja) * | 2009-06-11 | 2010-12-16 | 国立大学法人筑波大学 | 2ビーム型光コヒーレンストモグラフィー装置 |
US8879070B2 (en) | 2009-06-11 | 2014-11-04 | University Of Tsukuba | Two beams formed by Wollaston prism in sample arm in an optical coherence tomography apparatus |
Also Published As
Publication number | Publication date |
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JP2002503134A (ja) | 2002-01-29 |
EP1007901A1 (en) | 2000-06-14 |
DE69840791D1 (de) | 2009-06-10 |
US6735463B2 (en) | 2004-05-11 |
EP1007901B1 (en) | 2009-04-29 |
EP1007901A4 (en) | 2001-08-29 |
WO1998055830A1 (en) | 1998-12-10 |
US6006128A (en) | 1999-12-21 |
US20030023153A1 (en) | 2003-01-30 |
AU7711498A (en) | 1998-12-21 |
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