1. System and method for optical coherence imaging

    Explore Article PatFT » Page 1 of 1 (Apr 29 2008) Patents

    ...ss 11, 3598-3604 (2003), and optical frequency domain imaging ("OFDI") S. R. Chinn, E. Swanson, and J. G. Fujimoto, "Optical coherence tomography using a frequency-tunable optical source," Opt. Lett. 22,340-342 (19... (Read Full Article)

    Comment on Article Mentions:   Guillermo J. Tearney   Brett E. Bouma   Johannes F. de Boer

  2. James Fujimoto

    Explore Article BioOptics World (Jan 10 2008)

    ...e student in Erich Ippen’s lab at the Massachusetts Institute of Technology (MIT; Cambridge, MA), James Fujimoto spent many of his days (and often late nights) studying the effects of ultrafast lasers on semicond......ork with Huang, Puliafito, and other key developers of OCT, including Eric Swanson, Mark Brezinski, Brett Bouma, Stephen Boppart, and Joel Schuman, Fujimoto recognized early on that OCT imaging has many unique a... (Read Full Article)

    Comment on Article Mentions:   LightLab Imaging   Massachusetts Institute of Technology   David Huang

  3. Fiber optic imaging endoscope interferometer with at least one faraday rotator

    Explore Article PatFT » Page 1 of 1 (Dec 31 2002) Patents

    An imaging system for performing optical coherence tomography includes an optical radiation source; a reference optical reflector; a first optical path leading to the reference optical reflector; and a second optical path coupled to an endoscopic unit. The endoscopic unit preferably includes an elongated housing defining a bore; a rotatable single mode optical fiber having a proximal end and a distal end positioned within and extending the length of the ... (Read Full Article)

    Comment on Article Mentions:   Guillermo J. Tearney   Brett E. Bouma   Massachusetts Institute of Technology

  4. Methods and apparatus for forward-directed optical scanning instruments

    Explore Article PatFT » Page 1 of 1 (Nov 26 2002) Endoscopy , Patents , Probes

    An imaging system for performing forward scanning imaging for application to therapeutic and diagnostic devises used in medical procedures. The imaging system includes forward directed optical coherence tomography (OCT), and non-retroreflected forward scanning OCT. Also interferometric imaging and ranging techniques and fluorescent, Raman, two-photon, and diffuse wave imaging can be used. The forward scanning mechanisms include a cam attached to a motor, pneumatic devices, a pivoting device, piezoelectric transducers, electrostatic ... (Read Full Article)

    Comment on Article Mentions:   Guillermo J. Tearney   Brett E. Bouma   Massachusetts Institute of Technology

  5. Interferometeric imaging with a grating based phase control optical delay line

    Explore Article PatFT » Page 1 of 1 (Jul 16 2002) Patents

    An apparatus for performing high speed scanning of an optical delay and its application for performing optical interferometry, ranging, and imaging, including cross sectional imaging using optical coherence tomography, is disclosed. The apparatus achieves optical delay scanning by using diffractive optical elements in conjunction with imaging optics. In one embodiment a diffraction grating disperses an optical beam into different spectral frequency or wavelength components which are collimated by a lens. ... (Read Full Article)

    Comment on Article Mentions:   Guillermo J. Tearney   Brett E. Bouma   Massachusetts Institute of Technology

  6. Grating based phase control optical delay line

    Explore Article PatFT » Page 1 of 1 (Aug 28 2001) Patents

    An apparatus for performing high speed scanning of an optical delay and its application for performing optical interferometry, ranging, and imaging, including cross sectional imaging using optical coherence tomography, is disclosed. The apparatus achieves optical delay scanning by using diffractive optical elements in conjunction with imaging optics. In one embodiment a diffraction grating disperses an optical beam into different spectral frequency or wavelength components which are collimated by a lens. ... (Read Full Article)

    Comment on Article Mentions:   Guillermo J. Tearney   Brett E. Bouma   Massachusetts Institute of Technology

  7. Method and apparatus for performing optical measurements using a fiber optic imaging guidewire, catheter or endoscope

    Explore Article PatFT » Page 1 of 1 (Oct 17 2000) Cardiology , Endoscopy , Patents

    An imaging system for performing optical coherence tomography includes an optical radiation source; a reference optical reflector; a first optical path leading to the reference optical reflector; and a second optical path coupled to an endoscopic unit. The endoscopic unit preferably includes an elongated housing defining a bore; a rotatable single mode optical fiber having a proximal end and a distal end positioned within and extending the length of the ... (Read Full Article)

    Comment on Article Mentions:   Guillermo J. Tearney   Brett E. Bouma   Massachusetts Institute of Technology

  8. Grating based phase control optical delay line

    Explore Article PatFT » Page 1 of 1 (Aug 29 2000) Patents

    An apparatus for performing high speed scanning of an optical delay and its application for performing optical interferometry, ranging, and imaging, including cross sectional imaging using optical coherence tomography, is disclosed. The apparatus achieves optical delay scanning by using diffractive optical elements in conjunction with imaging optics. In one embodiment a diffraction grating disperses an optical beam into different spectral frequency or wavelength components which are collimated by a lens. ... (Read Full Article)

    Comment on Article Mentions:   Guillermo J. Tearney   Brett E. Bouma   Massachusetts Institute of Technology

  9. High-speed phase- and group-delay scanning with a grating-based phase control delay line.

    Explore Article NCBI HomePage (Dec 1 1997)

    Related Articles High-speed phase- and group-delay scanning with a grating-based phase control delay line. Opt Lett. 1997 Dec 1;22(23):1811-3 Authors: Tearney GJ, Bouma BE, Fujimoto JG A rapid-scanning optical delay line that employs phase control has several advantages, including high speed, high duty cycle, phase- and group-delay independence, and group-velocity dispersion compensation, over existing optical delay methods for interferometric optical ranging applications. We discuss the grating-based phase-control delay line and ... (Read Full Article)

    Comment on Article Mentions:   Guillermo J. Tearney   Brett E. Bouma   Massachusetts Institute of Technology

  10. Forward-imaging instruments for optical coherence tomography

    Explore Article opticsinfobase.org (Nov 1 1997) Endoscopy

    ...a being imaged. OCT imaging is demonstrated on in vitro human specimens. Citation S. A. Boppart, B. E. Bouma, C. Pitris, G. J. Tearney, J. G. Fujimoto, and M. E. Brezinski, "Forward-imaging instruments for optical coherence tomography," Opt. Lett. 22... (Read Full Article)

    Comment on Article Mentions:   Guillermo J. Tearney   Brett E. Bouma   Massachusetts Institute of Technology

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