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:
Sep. 17, 2019
Filed:
Oct. 28, 2016
Electromagnetic navigation antenna assembly and electromagnetic navigation system including the same
Applicant:
Covidien Lp, Mansfield, MA (US);
Inventors:
Sean M. Morgan, Golden Valley, MN (US);
Lev A. Koyrakh, Plymouth, MN (US);
Assignee:
COVIDIEN LP, Mansfield, MA (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H01Q 7/00 (2006.01); H01Q 1/22 (2006.01); H01Q 21/28 (2006.01); H04B 5/00 (2006.01); A61B 34/00 (2016.01); H01Q 25/00 (2006.01);
U.S. Cl.
CPC ...
H01Q 7/00 (2013.01); A61B 34/00 (2016.02); H01Q 1/2208 (2013.01); H01Q 21/28 (2013.01); H04B 5/00 (2013.01); H01Q 25/00 (2013.01);
Abstract
An antenna assembly for radiating at least one electromagnetic field for electromagnetic navigation and an electromagnetic navigation system including such an antenna assembly are provided. The antenna assembly includes a substrate and a planar antenna including a trace that is deposited on the substrate and arranged in a plurality of loops. Respective distances between adjacent pairs of the loops increase in a direction from an innermost loop to an outermost loop.