Patent ID: 8740881
Filing Date: 2014-06-03
Classification: A61B,B25J

Abstract:
1. A sterile barrier for use with a surgical robot, the surgical robot having a torque sensor and at least one joint defined by first and second opposing joint members rotatable relative to one another about a common joint axis, the sterile barrier comprising: a first sterile barrier section having a proximal end and a distal end, the distal end of the first sterile barrier section configured to be sealingly coupled to the second joint member, and a second sterile barrier section having a proximal end and a distal end, the distal end of the second sterile barrier section configured to be sealingly coupled to the second joint member; and a sealing assembly sealingly coupled to the first and second sterile barrier sections and permitting rotation of the first and second sterile barrier sections relative to one another, the sealing assembly including: an inner ring configured for coupling to the first joint member, an outer ring configured for coupling to the second joint member, at least a portion of the outer ring being disposed about at least a portion of the inner ring so as to define an overlapping section of the inner and outer rings with one another, and a sealing element disposed between and sealing against the inner and outer rings in the overlapping section.