US 11,849,961 B2
Patient-specific instrumentation and methods for ankle arthroplasty
Bahareh Khatibi, Montreal (CA); Jeremie Menard, Montreal (CA); Trong-Tin Nguyen, Laval (CA); Jean-Francois Girouard, Terrasse-Vaudreuil (CA); Antony Bou-Francis, Verdun (CA); Quentin Derouault, Montreal (CA); Nicholas Boudreau, Repentigny (CA); and Sandra Snyder, Plymouth, IN (US)
Assigned to Orthosoft ULC, Montreal (CA)
Filed by Orthosoft ULC, Montreal (CA)
Filed on Oct. 16, 2020, as Appl. No. 17/072,645.
Claims priority of provisional application 62/923,301, filed on Oct. 18, 2019.
Prior Publication US 2021/0113222 A1, Apr. 22, 2021
Int. Cl. A61B 17/17 (2006.01); A61B 17/15 (2006.01); A61F 2/46 (2006.01); A61F 2/42 (2006.01); A61B 34/10 (2016.01)
CPC A61B 17/1775 (2016.11) [A61B 17/15 (2013.01); A61F 2/4606 (2013.01); A61B 2034/108 (2016.02); A61F 2002/4207 (2013.01)] 36 Claims
OG exemplary drawing
 
1. A patient-specific guide for performing a bone resection for a total ankle arthroplasty, the patient-specific guide comprising:
a bone guide body comprising:
a patient-specific surface for engaging a surface of a talus or a tibia;
a first pin hole extending through the bone guide body; and
a first socket extending through the bone guide body;
a bone resection block removably insertable into the first socket and configured to receive a first pin that can be inserted in the first pin hole, the bone resection block including a resection guide surface; and
a pin body coupled to the bone guide body, the pin body configured to receive an anchor pin.