US 11,869,498 B2
Surgical system control based on voice commands
Florian Herrmann, Schwanau (DE); and Fadi Ghanam, Schallstadt (DE)
Assigned to Stryker European Operations Limited, Carrigtwohill (IE)
Filed by Stryker European Operations Limited, Carrigtwohill (IE)
Filed on Apr. 6, 2021, as Appl. No. 17/223,586.
Claims priority of application No. 20168374 (EP), filed on Apr. 7, 2020.
Prior Publication US 2021/0312918 A1, Oct. 7, 2021
Int. Cl. G10L 15/22 (2006.01); A61B 17/00 (2006.01); G10L 21/0208 (2013.01); A61B 34/20 (2016.01); H04R 3/00 (2006.01); G10L 21/0216 (2013.01); H04R 1/08 (2006.01)
CPC G10L 15/22 (2013.01) [A61B 17/00 (2013.01); G10L 21/0208 (2013.01); H04R 1/08 (2013.01); A61B 2017/00203 (2013.01); G10L 2015/223 (2013.01)] 12 Claims
OG exemplary drawing
 
1. A controller for a surgical system, the controller being configured to:
receive a position signal from a tracking system, wherein the position signal is indicative of a position of a hand-held surgical device that is tracked by the tracking system inside an operation environment;
receive sound signals from a plurality of microphones spaced apart from the position of the hand-held surgical device and directed toward the operation environment; and
process the sound signals dependent on the position signal comprising:
determine, based on the sound signals received from the plurality of microphones, a position of a voice source of a voice command included in each of the sound signals; and
determine that the voice command originates from an operator of the hand-held surgical device based on a comparison condition that evaluates a relationship between the determined position of the voice source and the position signal from the tracking system.