US 12,472,010 B2
Tracker for a surgical navigation system
Fadi Ghanam, Schallstadt (DE); Jochen Breisacher, Teningen (DE); Florian Herrmann, Schwanau (DE); Emeric Umbdenstock, Freiburg (DE); Reinhold Zimmermann, Freiburg (DE); and Gerd Ulrich Gamm, Freiburg (DE)
Assigned to Stryker European Operations Holdings LLC, Portage, MI (US)
Filed by Stryker European Operations Holdings LLC, Kalamazoo, MI (US)
Filed on Apr. 15, 2024, as Appl. No. 18/635,576.
Application 18/635,576 is a continuation of application No. 16/388,354, filed on Apr. 18, 2019, granted, now 11,980,425.
Claims priority of application No. 18168182 (EP), filed on Apr. 19, 2018.
Prior Publication US 2024/0261037 A1, Aug. 8, 2024
This patent is subject to a terminal disclaimer.
Int. Cl. A61B 34/20 (2016.01); A61B 10/02 (2006.01)
CPC A61B 34/20 (2016.02) [A61B 10/0233 (2013.01); A61B 2034/2055 (2016.02); A61B 2034/2057 (2016.02); A61B 2034/2072 (2016.02)] 20 Claims
OG exemplary drawing
 
1. A tracker for a surgical navigation system, the tracker comprising:
a carrier; and
an electrical circuit disposed on the carrier, wherein the electrical circuit comprises:
at least one infrared light emitting diode, IR-LED;
a battery or a wireless power reception device configured to receive power wirelessly, wherein the battery or the wireless power reception device is configured to provide power to operate the at least one IR-LED; and
at least one one-time use switch configured to electrically close at least one portion of the electrical circuit, wherein the at least one one-time use switch is operable exactly once to close the at least one portion of the electrical circuit.