The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Mar. 31, 2020
Filed:
Feb. 28, 2017
Industry-university Cooperation Foundation Hanyang University, Seoul, KR;
Korea University Research and Business Foundation, Seoul, KR;
Korea Advanced Institute of Science and Technology, Daejeon, KR;
Hong Ki Yoo, Seoul, KR;
Jin Won Kim, Seoul, KR;
Wang Yuhl Oh, Daejeon, KR;
Min Woo Lee, Suwon-si, KR;
Tae Shik Kim, Daejeon, KR;
Industry-University Cooperation Foundation Hanyang University, Seoul, KR;
Korea University Research and Business Foundation, Seoul, KR;
KOREA ADVANCED INSTITUTE OF SCIENCE AND TECHNOLOGY, Daejeon, KR;
Abstract
Disclosed are a collimator for reducing noise of a scanned image and an imaging catheter system comprising the same. The disclosed noise attenuation collimator comprises: a transparent tube having a diameter larger than a cladding diameter of double-clad fiber, wherein a coatingless region of the double-clad fiber is inserted into the transparent tube; and a first resin layer which is applied to an exterior of the transparent tube and has a refractive index lower than the refractive index of the transparent tube.