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:
Dec. 24, 2024
Filed:
May. 17, 2022
Suzhou Rainmed Medical Technology Co., Ltd., Suzhou, CN;
SUZHOU RAINMED MEDICAL TECHNOLOGY CO., LTD., Suzhou, CN;
Abstract
The present disclosure provides a method and an apparatus for acquiring a contour line of a blood vessel according to a centerline of the blood vessel. The method comprises: extracting a centerline of a blood vessel according to a two-dimensional coronary artery angiogram image (S); obtaining an image of a straightened blood vessel according to the centerline of the blood vessel (S); setting a threshold Dfor a diameter of the blood vessel on the image of the straightened blood vessel (S); generating a preset contour line of the blood vessel on both sides of a centerline of the straightened blood vessel according to the D(S); making the preset contour line of the blood vessel step-by-step approach the centerline of the straightened blood vessel to acquire a contour line of the straightened blood vessel (S); projecting the contour line of the straightened blood vessel back onto the image of the centerline of the blood vessel to obtain a contour line of the blood vessel (S).