US 11,918,237 B2
Systems and methods for robotic ankle arthroplasty
Cornelius Hart, Montreal (CA); Jean-Francois Girouard, Terrasse-Vaudreuil (CA); Bahareh Khatibi, Montreal (CA); Jeremie Menard, Montreal (CA); and Antony Bou-Francis, Verdun (CA)
Assigned to Orthosoft ULC, Montreal (CA)
Filed by Orthosoft ULC, Montreal (CA)
Filed on Feb. 25, 2021, as Appl. No. 17/185,494.
Claims priority of provisional application 62/984,033, filed on Mar. 2, 2020.
Prior Publication US 2021/0267611 A1, Sep. 2, 2021
Int. Cl. A61B 17/15 (2006.01); A61B 17/17 (2006.01); A61B 34/32 (2016.01); A61F 2/42 (2006.01); A61F 2/46 (2006.01); A61B 17/00 (2006.01)
CPC A61B 17/1775 (2016.11) [A61B 34/32 (2016.02); A61F 2/4202 (2013.01); A61F 2/4684 (2013.01); A61B 2017/00477 (2013.01); A61F 2002/4207 (2013.01)] 14 Claims
OG exemplary drawing
 
1. An instrument system for performing a total ankle arthroplasty, the instrument system comprising:
an instrument adapter comprising:
a coupler for attaching to a robotic surgical arm;
an extension arm extending from the coupler;
a talus resection block attached to the extension arm, the talus resection block including a talus cutting guide surface; and
an interface for receiving another instrument;
a tibia resection block comprising:
a first attachment member for coupling to the interface; and
a tibia cutting guide surface;
a talus reaming guide comprising:
a second attachment member for coupling to the interface; and
a reaming hoop for confining movement of a reamer; and
a talar trial system comprising:
a talar adapter for connecting to the interface; and
a talar trial couplable to the talar adapter, the talar trial including a talar bearing surface.