Catheter-based off-axis optical coherence tomography imaging system

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United States of America Patent

PATENT NO 9125562
APP PUB NO 20110021926A1
SERIAL NO

12829267

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Abstract

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Catheter-based Optical Coherence Tomography (OCT) systems utilizing an optical fiber that is positioned off-axis of the central longitudinal axis of the catheter have many advantage over catheter-based OCT systems, particularly those having centrally-positioned optical fibers or fibers that rotate independently of the elongate body of the catheter. An OCT system having an off-axis optical fiber for visualizing the inside of a body lumen may be rotated with the body of the elongate catheter, relative to a handle portion. The handle may include a fiber management pathway for the optical fiber that permits the off-axis optical fiber to rotate with the catheter body relative to the handle. The system may also include optical processing elements adapted to prepare and process the OCT image collected by the off-axis catheter systems described herein.

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Patent Owner(s)

Patent OwnerAddress
AVINGER INC400 CHESAPEAKE DRIVE REDWOOD CITY CA 94063

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Black, John F San Mateo, US 35 1378
Chan, Kin F San Jose, US 33 1035
Jackson, Dennis W San Francisco, US 8 439
Lumabas, Evangeline San Jose, US 9 385
McNall, Charles W Cottonwood Heights, US 36 1366
Ngo, Benjamin San Jose, US 4 268
Rosenthal, Michael H San Carlos, US 73 5769
Simpson, John B Woodside, US 108 12304
Spencer, Maegan K Emerald Hills, US 55 1400
Spinelli, Nicholas J San Carlos, US 20 702
White, Christopher B San Jose, US 8 413
Zung, Michael San Carlos, US 53 4038

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