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:
May. 28, 2024
Filed:
Jan. 17, 2020
Stryker European Operations Holdings Llc, Kalamazoo, MI (US);
Gerd Ulrich Gamm, Freiburg, DE;
Emeric Umbdenstock, Freiburg, DE;
Reinhold Zimmermann, Freiburg, DE;
Fabian Riegelsberger, Umkirch, DE;
Florian Herrmann, Schwanau, DE;
Jochen Breisacher, Teningen, DE;
Stryker European Operations Holdings LLC, Kalamazoo, MI (US);
Abstract
An optical tracking device, a surgical navigation system and a surgical navigation method are disclosed. The optical tracking device comprises a body having at least two optically distinguishable lines, wherein at least one of the lines is an edge of the body. The lines are configured to be detected by an optical detection system simultaneously. They have a fixed spatial relationship between each other. The method comprises providing the optical tracking device, acquiring data describing the fixed spatial relationship, detecting the lines and determining the spatial position and/or orientation of the optical tracking device based on the detected lines and the fixed spatial relationship.