US 12,402,892 B2
Surgical instrument
Franz-Peter Firmbach, Emmingen-Liptingen (DE); and Svenja Anhorn, Heroldstatt (DE)
Assigned to Aesculap AG, Tuttlingen (DE)
Filed by Aesculap AG, Tuttlingen (DE)
Filed on May 23, 2023, as Appl. No. 18/321,912.
Claims priority of application No. 10 2022 205 194.7 (DE), filed on May 24, 2022.
Prior Publication US 2023/0380844 A1, Nov. 30, 2023
Int. Cl. A61B 17/15 (2006.01); A61B 17/16 (2006.01); A61F 2/46 (2006.01)
CPC A61B 17/155 (2013.01) [A61B 17/1659 (2013.01); A61F 2/4657 (2013.01)] 12 Claims
OG exemplary drawing
 
1. A surgical instrument for use in a knee replacement operation, comprising:
a fastening device configured for direct or indirect releasable fastening to a cutting block for distal resection of a femur;
a sensing device with a reference plane that is posteriorly oriented, the reference plane configured to bear against an anterior surface of the femur; and
a bearing device for positioning the reference plane, the bearing device having at least one pivoting bearing with a pivot axis that is anteroposteriorly oriented, about which the reference plane is pivotably movable relative to the fastening device.