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:
Feb. 11, 2025

Filed:

Nov. 17, 2020
Applicant:

Quantum Surgical, Montpellier, FR;

Inventors:

Bertin Nahum, Castelnau-le-Lez, FR;

Fernand Badano, Lyons, FR;

Lucien Blondel, Montpellier, FR;

Assignee:

QUANTUM SURGICAL, Montpellier, FR;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
A61B 34/20 (2016.01); A61B 34/30 (2016.01); A61B 90/00 (2016.01); G06T 7/73 (2017.01);
U.S. Cl.
CPC ...
A61B 34/20 (2016.02); A61B 34/30 (2016.02); A61B 90/39 (2016.02); G06T 7/73 (2017.01); A61B 2034/2055 (2016.02); A61B 2034/2059 (2016.02); A61B 2090/3618 (2016.02); A61B 2090/3966 (2016.02); A61B 2090/3979 (2016.02); A61B 2090/3983 (2016.02);
Abstract

The invention relates to an optical navigation system for determining the position of a patient's anatomy of interest. The system comprises a locating device having at least two optical sensors and a patient reference having at least three optical markers. The system also comprises a reflecting device. When the line of sight between the patient reference and an optical sensor is intersected by an obstacle, the optical sensors are configured to measure, for each optical marker of the patient reference, a quantity representing the position of said optical marker in the frame of reference of the locating device from optical radiation originating from said optical marker and having a path reflected by the reflecting device to each optical sensor.


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