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.

Date of Patent:
Dec. 03, 2024

Filed:

Sep. 08, 2022
Applicant:

Olympus Corporation, Tokyo, JP;

Inventors:

Per Suppa, Hamburg, DE;

Lorena Krames, Koblenz, DE;

Assignee:

OLYMPUS CORPORATION, Tokyo, JP;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G06T 7/33 (2017.01); A61B 1/00 (2006.01); A61B 1/313 (2006.01); G06T 7/593 (2017.01); H04N 5/77 (2006.01);
U.S. Cl.
CPC ...
G06T 7/337 (2017.01); A61B 1/00009 (2013.01); A61B 1/3132 (2013.01); G06T 7/593 (2017.01); G06T 2207/10012 (2013.01); G06T 2207/10028 (2013.01); G06T 2207/10081 (2013.01); G06T 2207/10088 (2013.01); G06T 2207/20101 (2013.01); H04N 5/77 (2013.01);
Abstract

A method of finding a set of corresponding points in images to be registered. According to the method, an input unit of the system receives a first user input, indicative of a reference point in an intraoperative image. A processing unit sets a reference area surrounding the reference point and converts the image data points in the reference area to a intraoperative point cloud. The input unit receives a second user input, indicative of a candidate point in a preoperative image. The processing unit sets a search area surrounding the reference point and converts the image data points in the reference area to a preoperative point cloud. By comparing geometric feature descriptors of the image data points, the processing unit finds a target point in the preoperative image corresponding to the reference point and defines the points as set of corresponding points.


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