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:
Nov. 07, 2023

Filed:

Feb. 24, 2022
Applicant:

Mako Surgical Corp., Weston, FL (US);

Inventors:

Jean Stawiaski, Kirchzarten, DE;

Fadi Ghanam, Schallstadt, DE;

David Hofmann, Freiburg, DE;

Assignee:

MAKO Surgical Corp., Weston, FL (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G06T 7/73 (2017.01); A61B 34/20 (2016.01); A61B 34/30 (2016.01); A61B 17/16 (2006.01); A61B 34/00 (2016.01); A61B 34/10 (2016.01); G06T 7/00 (2017.01);
U.S. Cl.
CPC ...
A61B 34/20 (2016.02); A61B 17/16 (2013.01); A61B 34/10 (2016.02); A61B 34/30 (2016.02); A61B 34/70 (2016.02); G06T 7/00 (2013.01); G06T 7/74 (2017.01); A61B 2017/1602 (2013.01); A61B 2034/101 (2016.02); A61B 2034/107 (2016.02); A61B 2034/2051 (2016.02); A61B 2034/2063 (2016.02); A61B 2034/2065 (2016.02); A61B 2034/2068 (2016.02); G06V 2201/03 (2022.01);
Abstract

Systems and methods for calibration of a surgical tool having a tracker. At least one camera captures images of the tracker at a first exposure and captures images of the surgical tool at a second exposure with a different exposure time and/or illumination than the first exposure. Controller(s) recognize a pose of the tracker based on the first exposure images and recognize a geometry of the surgical tool based on the second exposure images. The controller(s) correlate the recognized pose of the tracker and the recognized geometry of the surgical tool to define a relationship between the tracker and the surgical tool and calibrate the surgical tool based on the defined relationship.


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