Patent ID: 9179984
Filing Date: 2015-11-10
Classification: A61B

Abstract:
1. A method of performing a procedure with a first instrument so that a configuration of the first instrument is included in a view produced from a surgical navigation process used to perform the procedure, the method comprising: detecting a location in a first configuration relative to each other of at least a first tracking emitter with a medical instrument holder and at least three second tracking emitters defining a plane with a tracking device holder; changing a pattern of said first and second tracking emitters; detecting said changed pattern of said first and second tracking emitters; and relating said changed pattern of said first and second tracking emitters with a change between a first instrument configuration and a second instrument configuration, wherein changing a pattern of said first and second tracking emitters includes switching a first signal module between a first condition and a second condition and wherein said change between said first condition and said second condition comprises: