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OCT Companies in the News
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Estimation of Nonlinear Mechanical Properties of Vascular Tissues via Elastography
Explore Article SpringerLink Home (Dec 3 2008) Cardiology
...u, Massachusetts Institute of Technology Department of Mechanical Engineering Cambridge MA 02139 USABrett E. Bouma, Massachusetts General Hospital, Harvard Medical School Wellman Center for Photomedicine Boston MA USA 02114Mohammad R. Kaazempur Mofrad, University of Cal... (Read Full Article)
Comment on Article Mentions: Massachusetts Institute of Technology Cambridge Technology Harvard University
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Technology Gives 3-D View of Human Coronary Arteries
Explore Article PhysOrg.com (Nov 17 2008) Cardiology
...a rapid pace. We expect to see commercial devices available in a one- to two-year time frame," says Brett Bouma, PhD, of the Wellman Center, senior author of the report. "Our goal now is to help put the pieces i...... Bouma is an associate professor of Dermatology, and Tearney an associate professor of Pathology at Harvard Medical School. Source: Massachusetts General Hospital
(Read Full Article)
Comment on Article Mentions: Harvard University Massachusetts General Hospital Brett E. Bouma
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Three-Dimensional Coronary Artery Microscopy by Intracoronary Optical Frequency Domain Imaging
Explore Article imaging.onlinejacc.org (Nov 16 2008) Cardiology
...rien E. Desjardins, PhD*,,¶, Wang-Yul Oh, PhD*,, Lisa A. Bartlett, BS*,, Mireille Rosenberg, PhD*, Brett E. Bouma, PhD*,,¶ * Wellman Center for Photomedicine, Massachusetts General Hospital, Boston, Massachusetts......Reprint requests and correspondence to: Dr. Guillermo J. Tearney, Associate Professor of Pathology, Harvard Medical School, Massachusetts General Hospital and Wellman Center for Photomedicine, 40 Blossom Street, BAR 703, B...
(Read Full Article)
Comment on Article Mentions: Harvard University Milen Shishkov Guillermo J. Tearney
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Distance From the Coronary Ostium as a Predictor of Vulnerable Plaque Morphology; An In-vivo Optical Coherence Tomography Study
Explore Article Circulation (Nov 10 2008) Cardiology
...; Stanley Chia; Denise DeJoseph Gauthier; Brett E Bouma; Ik-Kyung Jang Massachusetts General Hosp & Harvard Med Sch, Boston, MA Background: Plaque morphology predicts its vulnerability to cause acute coronar...
(Read Full Article)
Comment on Article Mentions: Guillermo J. Tearney Brett E. Bouma Massachusetts General Hospital
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Imaging system and related techniques
Explore Article PatFT » Page 1 of 1 (Nov 4 2008) Patents
BACKGROUND OF THE INVENTION As is known in the art, fiber optic endoscopy is typically conducted by transmitting an image through an array of fibers often referred to as a fiber bundle. While successful for a variety of medical and non-medical applications, utilization of an array of fibers to form the image imposes constraints on the cost, diameter, and flexibility of the imaging device. In an attempt to overcome these ... (Read Full Article)
Comment on Article Mentions: Guillermo J. Tearney Brett E. Bouma Massachusetts General Hospital
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Comprehensive microscopy of the esophagus in human patients with optical frequency domain imaging
Explore Article Gastrointestinal Endoscopy (Sep 30 2008) Endoscopy , Microscopy
...PhD, Patrick S. Yachimski, MD, Milen Shishkov, PhD, Gregory Y. Lauwers, MD, Mari Mino-Kenudson, MD, Brett E. Bouma, PhD, Norman S. Nishioka, MD, Guillermo J. Tearney, MD, PhD Corresponding Author Information Receiv... (Read Full Article)
Comment on Article Mentions: Brett E. Bouma Guillermo J. Tearney Milen Shishkov
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Doppler imaging using spectrally-encoded endoscopy
Explore Article opticsinfobase.org (Sep 5 2008)
Dvir Yelin, B. E. Bouma, J. J. Rosowsky, G. J. TearneyThe capability to image tissue motion such as blood flow through an e...
(Read Full Article)
Comment on Article Mentions: Brett E. Bouma Guillermo J. Tearney Superlum
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Apparatus for controlling at least one of at least two sections of at least one fiber
Explore Article PatFT » Page 1 of 1 (Aug 26 2008) Endoscopy , Microscopy , Patents
An apparatus for controlling at least one of at least two sections of at least one fiber can be provided. The apparatus can include an arrangement which may be provided between the first and second sections of a particular continuous fiber of the fibers. A particular one of the first and second sections may be provided in a particular orientation that is perpendicular to an extension of the particular fiber. ... (Read Full Article)
Comment on Article Mentions: Guillermo J. Tearney Brett E. Bouma Massachusetts General Hospital
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Comparison of coronary plaque characteristics between diabetic and non-diabetic subjects: An in vivo optical coherence tomography study
Explore Article ScienceDirect (Aug 15 2008) Cardiology
Aims Postmortem series have reported that subjects with diabetes mellitus have coronary plaques with larger necrotic cores and increased macrophage infiltration. Optical coherence tomography (OCT) is a high-resolution imaging modality that allows in vivo characterization of atherosclerotic plaques. Using OCT imaging, we compared in vivo plaque characteristics between diabetic and non-diabetic subjects. Methods Sixty-three patients undergoing cardiac catheterization were enrolled. OCT imaging was performed in culprit coronary arteries. Assessment of ... (Read Full Article)
Comment on Article Mentions: Guillermo J. Tearney Brett E. Bouma Massachusetts General Hospital
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Apparatus And Method For Simultaneous Inspection At Different Depths Based On The Principle Of Frequency Domain Optical Coherence Tomography (Wo 2008/089406)
Explore Article wipo.int (Jul 24 2008) Patents
Exemplary embodiments of an apparatus are provided. For example, the exemplary apparatus can include at least one first arrangement providing at least one first electro- magnetic radiation to a sample, at least one second electro-magnetic radiation to a first reference and at least one third electro-magnetic radiation to a second reference. A frequency of radiation provided by the first arrangement generally varies over time. The exemplary apparatus may also include ...
(Read Full Article)
Comment on Article Mentions: Guillermo J. Tearney Brett E. Bouma Harvard University
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In vivo association between positive coronary artery remodelling and coronary plaque characteristics assessed by intravascular optical coherence tomography
Explore Article Oxford Journals (Jul 14 2008) Cardiology
...ore quadrants) with fibrous cap thickness 1 Cardiology Division, Massachusetts General Hospital and Harvard Medical School, 55 Fruit Street, GRB 800, Boston, MA 02114, USA 2 Wellman Center for Photomedicine, Massachusetts ... (Read Full Article)
Comment on Article Mentions: Massachusetts General Hospital Guillermo J. Tearney Brett E. Bouma
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Fiber-optic rotational device, optical system and method for imaging a sample
Explore Article PatFT » Page 1 of 1 (Jun 3 2008) Cardiology , Endoscopy , Patents
A device, system and method for transmitting electro-magnetic radiation between at least two separate fibers (as well as for imaging a sample) are provided. For example, a first optical fiber and a second optical fiber may be provided, such that the first and/or second fibers is/are rotatable. At least one first optical arrangement may also be included which communicates with at least one end of the first optical fiber and/or ... (Read Full Article)
Comment on Article Mentions: Guillermo J. Tearney Brett E. Bouma Massachusetts General Hospital
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Association of statin therapy with reduced coronary plaque rupture: an optical coherence tomography study.
Explore Article Coronary Artery Disease (May 16 2008) Cardiology
Coronary Artery Disease. 19(4):237-242, June 2008. Chia, Stanley a; Raffel, Owen Christopher a; Takano, Masamichi c; Tearney, Guillermo J. b; Bouma, Brett E. b; Jang, Ik-Kyung a Abstract: Objective: Statin therapy induces plaque regression and may stabilize atheromatous plaques. Optical coherence tomography (OCT) is a high-resolution in-vivo imaging modality that allows characterization of atherosclerotic plaques. We aimed to demonstrate the potential utility of OCT in evaluating coronary plaque (Read Full Article)
Comment on Article Mentions: Guillermo J. Tearney Brett E. Bouma Ik-Kyung Jang
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System and method for optical coherence imaging
Explore Article PatFT » Page 1 of 1 (Apr 29 2008) Patents
Apparatus and method are provided for transmitting at least one electro-magnetic radiation is provided. In particular, at least one optical fiber having at least one end extending along a first axis may be provided. Further, a light transmissive optical arrangement may be provided in optical cooperation with the optical fiber. The optical arrangement may have a first surface having a portion that is perpendicular to a second axis, and a ... (Read Full Article)
Comment on Article Mentions: Guillermo J. Tearney Brett E. Bouma Massachusetts General Hospital
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System and method for optical coherence imaging
Explore Article PatFT » Page 1 of 1 (Apr 29 2008) Patents
A system and method for imaging of a sample, e.g., biological sample, are provided. In particular, at least one source electro-magnetic radiation forwarded to the sample and a reference may be generated. A plurality of detectors may be used, at least one of the detectors capable of detecting a signal associated with a combination of at least one first electro-magnetic radiation received from the sample and at least one second ... (Read Full Article)
Comment on Article Mentions: Guillermo J. Tearney Brett E. Bouma Johannes F. de Boer
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Apparatus and method for ranging and noise reduction of low coherence interferometry LCI and optical coherence tomography OCT signals by parallel detection of spectral bands
Explore Article PatFT » Page 1 of 1 (Apr 8 2008) Patents
Apparatus, method, logic arrangement and storage medium are provided for increasing the sensitivity in the detection of optical coherence tomography and low coherence interferometry ("LCI") signals by detecting a parallel set of spectral bands, each band being a unique combination of optical frequencies. The LCI broad bandwidth source can be split into N spectral bands. The N spectral bands can be individually detected and processed to provide an increase in ... (Read Full Article)
Comment on Article Mentions: Guillermo J. Tearney Brett E. Bouma Johannes F. de Boer
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Evaluation of intracoronary stenting by intravascular optical coherence tomography
Explore Article Heart (Apr 7 2008) Cardiology
Wellman Laboratories of Photomedicine, Massachusetts General Hospital and Harvard Medical School, Boston, Massachusetts, USA Background: Conventional contrast cineangiography and intravascular... (Read Full Article)
Comment on Article Mentions: Massachusetts General Hospital Guillermo J. Tearney Brett E. Bouma
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Volumetric sub-surface imaging using spectrally encoded endoscopy
Explore Article opticsinfobase.org (Jan 25 2008) Endoscopy , Microscopy
D. Yelin, B. E. Bouma, G. J. Tearney Endoscopic imaging below tissue surfaces and through turbid media may provide improv... (Read Full Article)
Comment on Article Mentions: Brett E. Bouma Guillermo J. Tearney Harvard University
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High-speed polarization sensitive optical frequency domain imaging with frequency multiplexing
Explore Article opticsinfobase.org (Jan 15 2008)
...Y. Oh, S.H. Yun, B.J. Vakoc, M. Shishkov, A.E. Desjardins, B.H. Park, J.F. de Boer, G.J. Tearney, B.E. Bouma. Polarization sensitive optical coherence tomography (PS-OCT) provides a cross-sectional image of b... (Read Full Article)
Comment on Article Mentions: Seok-Hyun Yun Guillermo J. Tearney Brett E. Bouma
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Two-axis magnetically-driven MEMS scanning catheter for endoscopic high-speed optical coherence tomography
Explore Article opticsinfobase.org (Dec 20 2007) Cardiology , Endoscopy , Probes
Ki Hean Kim, B. H. Park, Gopi N. Maguluri, Tom W. Lee, Fran J. Rogomentich, Mirela G. Bancu, Brett E. Bouma, Johannes F. de Boer, Jonathan J. Bernstein A two-axis scanning catheter was developed for 3D endos... (Read Full Article)
Comment on Article Mentions: Boris Hyle Park Brett E. Bouma Johannes F. de Boer
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Apparatus and method for low coherence ranging
Explore Article PatFT » Page 1 of 1 (Dec 18 2007) Patents
...rly deflecting the line focus in the x-yplane (see FIG. 4D). See, (G. J. Tearney, S. A. Boppart, B. E. Bouma, M. E. Brezinski, N. J. Weissman, J. F. Southern, and J. G. Fujimoto, Opt. Lett. 21, 543 (1996)) an... (Read Full Article)
Comment on Article Mentions: Guillermo J. Tearney Brett E. Bouma Massachusetts General Hospital
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Optical coherence tomography (OCT) can successfully identify the characteristics of coronary plaques
Explore Article google (Nov 4 2007) Cardiology
...rney, MD, PhD, of the MGH Pathology Department and the Wellman Center for Photomedicine at MGH, and Brett Bouma, PhD, also of the Wellman Center, developed the use of OCT to visualize coronary arteries, includin......nt plaque rupture and its disastrous consequences.” Jang is an associate professor of Medicine at Harvard Medical School. Along with the study’s senior author Bouma and Tearney, additional co-authors are Briain MacNeil... (Read Full Article)
Comment on Article Mentions: Masamichi Takano Massachusetts General Hospital Ik-Kyung Jang
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Optical methods for tissue analysis
Explore Article PatFT » Page 1 of 1 (Jun 12 2007) Microscopy , Ophthalmology , Patents
The invention relates to methods and systems to optically analyze samples such as tissue based on speckle patterns of microscopic motion, such as Brownian motion. (Read Full Article)
Comment on Article Mentions: Guillermo J. Tearney Brett E. Bouma Massachusetts General Hospital






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