Endoscopic optical coherence tomography for clinical gastroenterology

TH Tsai, JG Fujimoto, H Mashimo - diagnostics, 2014 - mdpi.com
Optical coherence tomography (OCT) is a real-time optical imaging technique that is similar
in principle to ultrasonography, but employs light instead of sound waves and allows depth …

Endoscopic optical coherence tomography: technologies and clinical applications

MJ Gora, MJ Suter, GJ Tearney, X Li - Biomedical optics express, 2017 - opg.optica.org
In this paper, we review the current state of technology development and clinical
applications of endoscopic optical coherence tomography (OCT). Key design and …

Depth-resolved model-based reconstruction of attenuation coefficients in optical coherence tomography

KA Vermeer, J Mo, JJA Weda, HG Lemij… - Biomedical optics …, 2013 - opg.optica.org
We present a method, based on a single scattering model, to calculate the attenuation
coefficient of each pixel in optical coherence tomography (OCT) depth profiles. Numerical …

[HTML][HTML] Ultra-thin 3D lensless fiber endoscopy using diffractive optical elements and deep neural networks

R Kuschmierz, E Scharf… - Light: Advanced …, 2021 - light-am.com
Minimally invasive endoscopes are indispensable in biomedicine. Coherent fiber bundles
(CFBs) enable ultrathin lensless endoscopes. However, the propagation of light through a …

Ultrahigh speed endoscopic optical coherence tomography using micromotor imaging catheter and VCSEL technology

TH Tsai, B Potsaid, YK Tao, V Jayaraman… - Biomedical optics …, 2013 - opg.optica.org
We developed a micromotor based miniature catheter with an outer diameter of 3.2 mm for
ultrahigh speed endoscopic swept source optical coherence tomography (OCT) using a …

Heartbeat OCT: in vivo intravascular megahertz-optical coherence tomography

T Wang, T Pfeiffer, E Regar, W Wieser… - Biomedical optics …, 2015 - opg.optica.org
Cardiac motion artifacts, non-uniform rotational distortion and undersampling affect the
image quality and the diagnostic impact of intravascular optical coherence tomography (IV …

Advances in endoscopic optical coherence tomography catheter designs

DC Adams, Y Wang, LP Hariri… - IEEE Journal of Selected …, 2015 - ieeexplore.ieee.org
The use of endoscopic Optical Coherence Tomography (OCT) in the clinical setting has
gained momentum in recent years. This is largely due to the advances in OCT catheter …

Ultrahigh speed en face OCT capsule for endoscopic imaging

K Liang, G Traverso, HC Lee, OO Ahsen… - Biomedical optics …, 2015 - opg.optica.org
Depth resolved and en face OCT visualization in vivo may have important clinical
applications in endoscopy. We demonstrate a high speed, two-dimensional (2D) distal …

Intravascular optical coherence tomography imaging at 3200 frames per second

T Wang, W Wieser, G Springeling, R Beurskens… - Optics letters, 2013 - opg.optica.org
We demonstrate intravascular optical coherence tomography (OCT) imaging with frame rate
up to 3.2 kHz (192,000 rpm scanning). This was achieved by using a custom-built catheter in …

Focus-extension by depth-encoded synthetic aperture in Optical Coherence Tomography

J Mo, M de Groot, JF de Boer - Optics express, 2013 - opg.optica.org
We present a novel method to extend the depth-of-focus of Optical Coherence Tomography
(OCT). OCT is an interferometric imaging technique that provides depth-resolved scattering …