Patent ID: 9044269
Filing Date: 2015-06-02
Classification: A61B

Abstract:
1. A medical tracking marker for localizing or tracking an object by means of a medical tracking system, said marker comprising: a first part fixable to the object; and a second part fixably connectable to the first part, wherein the connection is configured to hold the second part in a predetermined position relative to the first part and the first and second parts comprise interconnecting elements adapted to provide a positionally determinable connection between the first part and the second part while the first part is located under a surgical drape and the second part is located above said surgical drape, with the drape placed between the first and second parts, wherein the first and second parts are provided with two different magnetic or static domains on each surface involved in the connection, thereby securing a predetermined alignment of the first and second parts which are connected without contacting each other, and wherein the connection is established using forces comprising at least one of magnetic or electrostatic forces.