DK3172527T3 - Fpga-gensampling i realtid for optisk swept-source-kohærenstomografi - Google Patents

Fpga-gensampling i realtid for optisk swept-source-kohærenstomografi Download PDF

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Publication number
DK3172527T3
DK3172527T3 DK15748387.6T DK15748387T DK3172527T3 DK 3172527 T3 DK3172527 T3 DK 3172527T3 DK 15748387 T DK15748387 T DK 15748387T DK 3172527 T3 DK3172527 T3 DK 3172527T3
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DK
Denmark
Prior art keywords
resampling
real
coherence tomography
source coherence
optical swept
Prior art date
Application number
DK15748387.6T
Other languages
English (en)
Inventor
Bartley C Johnson
Noble G Larson
Mark E Kuznetsov
Brian Goldberg
Original Assignee
Excelitas Tech Corp
Bartley C Johnson
Noble G Larson
Brian Goldberg
Mark E Kuznetsov
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
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Application filed by Excelitas Tech Corp, Bartley C Johnson, Noble G Larson, Brian Goldberg, Mark E Kuznetsov filed Critical Excelitas Tech Corp
Application granted granted Critical
Publication of DK3172527T3 publication Critical patent/DK3172527T3/da

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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
    • 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
    • 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
    • G01B9/02001—Interferometers characterised by controlling or generating intrinsic radiation properties
    • G01B9/02002—Interferometers characterised by controlling or generating intrinsic radiation properties using two or more frequencies
    • G01B9/02004—Interferometers characterised by controlling or generating intrinsic radiation properties using two or more frequencies using frequency scans
    • 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
    • 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
    • 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
    • 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

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  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Health & Medical Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • General Health & Medical Sciences (AREA)
  • Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
  • Radiology & Medical Imaging (AREA)
  • Automation & Control Theory (AREA)
  • Optics & Photonics (AREA)
  • Signal Processing (AREA)
  • Pathology (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Medical Informatics (AREA)
  • Molecular Biology (AREA)
  • Surgery (AREA)
  • Animal Behavior & Ethology (AREA)
  • Biomedical Technology (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • Biophysics (AREA)
  • Investigating Or Analysing Materials By Optical Means (AREA)
DK15748387.6T 2014-07-25 2015-07-27 Fpga-gensampling i realtid for optisk swept-source-kohærenstomografi DK3172527T3 (da)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US201462029003P 2014-07-25 2014-07-25
PCT/US2015/042236 WO2016015046A1 (en) 2014-07-25 2015-07-27 Real time fpga resampling for swept source optical coherence tomography

Publications (1)

Publication Number Publication Date
DK3172527T3 true DK3172527T3 (da) 2024-05-27

Family

ID=53801203

Family Applications (1)

Application Number Title Priority Date Filing Date
DK15748387.6T DK3172527T3 (da) 2014-07-25 2015-07-27 Fpga-gensampling i realtid for optisk swept-source-kohærenstomografi

Country Status (4)

Country Link
US (1) US10393502B2 (da)
EP (1) EP3172527B1 (da)
DK (1) DK3172527T3 (da)
WO (1) WO2016015046A1 (da)

Families Citing this family (21)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US10729327B2 (en) 2015-10-16 2020-08-04 Audioptics Medical Incorporated Systems and methods for swept-source optical coherence tomographic vibrography
US10788310B2 (en) * 2016-02-24 2020-09-29 Kabushiki Kaisha Topcon Methods and apparatus for phase stabilized swept-source optical coherence tomography (SS-OCT) including rescaling and dynamic range enhancement
JP6779662B2 (ja) * 2016-05-23 2020-11-04 キヤノン株式会社 撮像装置、撮像装置の制御方法、及びプログラム
AU2017382218B2 (en) 2016-12-21 2023-05-11 Acucela Inc. Miniaturized mobile, low cost optical coherence tomography system for home based ophthalmic applications
CN108804974B (zh) * 2017-04-27 2021-07-02 深圳鲲云信息科技有限公司 目标检测算法的硬件架构的资源估算、配置方法及系统
US11397076B2 (en) 2018-01-26 2022-07-26 Acqiris Sa Digitizer for an optical coherence tomography imager
CN108955564B (zh) * 2018-06-20 2021-05-07 北京云迹科技有限公司 激光数据重采样方法及系统
WO2019246412A1 (en) 2018-06-20 2019-12-26 Acucela Inc. Miniaturized mobile, low cost optical coherence tomography system for home based ophthalmic applications
JP7261448B2 (ja) * 2018-12-28 2023-04-20 株式会社トーメーコーポレーション 眼科装置
CN109741234B (zh) * 2018-12-29 2023-02-17 深圳市华讯方舟光电技术有限公司 一种oct图像处理装置及系统
JP7444422B2 (ja) * 2019-02-18 2024-03-06 株式会社トーメーコーポレーション 光干渉断層装置
US11287244B1 (en) * 2019-05-17 2022-03-29 Bae Systems Information And Electronic Systems Integration Inc. Regularized shearograms for phase resolved shearography
CN110768299B (zh) * 2019-12-02 2021-06-25 湖南大学 负荷虚拟同步机的序阻抗建模与稳定性分析方法
WO2021134087A1 (en) 2019-12-26 2021-07-01 Acucela Inc. Optical coherence tomography patient alignment system for home based ophthalmic applications
US10959613B1 (en) 2020-08-04 2021-03-30 Acucela Inc. Scan pattern and signal processing for optical coherence tomography
WO2022035809A1 (en) 2020-08-14 2022-02-17 Acucela Inc. System and method for optical coherence tomography a-scan decurving
CN112043242B (zh) * 2020-08-31 2022-11-11 中国科学院苏州生物医学工程技术研究所 用于oct成像的信号处理方法及系统、存储介质
US11393094B2 (en) 2020-09-11 2022-07-19 Acucela Inc. Artificial intelligence for evaluation of optical coherence tomography images
AU2021352417A1 (en) 2020-09-30 2023-04-06 Acucela Inc. Myopia prediction, diagnosis, planning, and monitoring device
JP2024508681A (ja) * 2021-02-08 2024-02-28 ライトラボ・イメージング・インコーポレーテッド Ｋ線形化（ｋｌ）及び分散補正（ｄｃ）を使用して光コヒーレンス断層撮影（ｏｃｔ）画像分解能を改善するシステム及び方法
US11497396B2 (en) 2021-03-24 2022-11-15 Acucela Inc. Axial length measurement monitor

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7415049B2 (en) 2005-03-28 2008-08-19 Axsun Technologies, Inc. Laser with tilted multi spatial mode resonator tuning element
US8564783B2 (en) 2008-05-15 2013-10-22 Axsun Technologies, Inc. Optical coherence tomography laser with integrated clock
US8526472B2 (en) 2009-09-03 2013-09-03 Axsun Technologies, Inc. ASE swept source with self-tracking filter for OCT medical imaging
US8665450B2 (en) 2009-10-02 2014-03-04 Axsun Technologies, Inc. Integrated dual swept source for OCT medical imaging
US9243885B2 (en) * 2012-04-12 2016-01-26 Axsun Technologies, LLC Multi-speed OCT swept source with optimized k-clock
US9285208B2 (en) 2013-01-24 2016-03-15 National Instruments Corporation Real-time resampling of optical coherence tomography signals using a field programmable gate array
US8922782B2 (en) * 2013-03-15 2014-12-30 Axsun Technologies, Inc. OCT medical imaging system using gain waveguide array swept source
US9310182B2 (en) 2013-12-30 2016-04-12 Axsun Technologies Llc Spectral filtering of k-clock signal in OCT system and method
US9869542B2 (en) * 2014-04-21 2018-01-16 Axsun Technologies, Inc. System and method for resampling optical coherence tomography signals in segments

Also Published As

Publication number Publication date
US20160025478A1 (en) 2016-01-28
EP3172527A1 (en) 2017-05-31
EP3172527B1 (en) 2024-03-06
WO2016015046A1 (en) 2016-01-28
US10393502B2 (en) 2019-08-27

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