430 patents
Utility
Computer-assisted surgery system and method for orienting a knee implant
16 Jan 24
A reference jig comprises a base adapted to be secured to a distal end of a bone.
Catherine Leveille, Benoit Pelletier, Bruno Falardeau, Karine Duval
Filed: 25 Nov 20
Utility
Gap balancing assembly for knee revision surgery
16 Jan 24
A gap balancing assembly includes an alignment plateau adapted to abut against an articular surface of a first bone, and at least one gap spacer portion adapted to space the articular surface from a second bone, the at least one gap spacer portion having a thickness profile.
Ian Basta, Bahareh Khatibi, Jeremie Menard
Filed: 27 May 21
Utility
Computer-assisted Shoulder Surgery and Method
11 Jan 24
A system for computer-assisted guidance in glenohumeral joint surgery may have a processor unit, and a non-transitory computer-readable memory communicatively coupled to the processor and comprising computer-readable program instructions executable by the processor unit for: obtaining a natural range of motion profile for the glenohumeral joint by tracking movement of a humerus relative to a scapula of the glenohumeral joint in a non-invasive natural state, registering intra-operatively the humerus and the scapula to a referential system, fitting the natural range of motion profile to the humerus and the scapula in the referential system, creating an intraoperative range of motion profile for the glenohumeral joint by tracking movement of the humerus relative to the scapula of the glenohumeral joint intraoperatively, and outputting the intraoperative range of motion for the glenohumeral joint as a function of the natural range of motion.
Alain RICHARD
Filed: 4 Jul 23
Utility
Bone and tool tracking in robotized computer-assisted surgery
9 Jan 24
A system for tracking at least one bone in robotized computer-assisted surgery, comprises a processing unit and a non-transitory computer-readable memory communicatively coupled to the processing unit and comprising computer-readable program instructions executable by the processing unit for: obtaining backscatter images of the at least one bone from a tracking device in a coordinate system; generating a three-dimensional geometry of a surface of the at least one bone from the backscatter images, the three-dimensional geometry of the surface being in the coordinate system; determining a position and orientation of the at least one bone in the coordinate system by matching the three-dimensional geometry of the surface of the at least one bone to a three-dimensional model of the bone; controlling an automated robotized variation of at least one of a position and orientation of the tracking device as a function of a processing of the backscatter images; and continuously outputting the position and orientation of the at least one bone in the coordinate system to a robot driver controlling a robot arm supporting a surgical tool in the coordinate system for altering the bone.
Louis-Philippe Amiot, Pierre Couture
Filed: 30 Aug 21
Utility
Surgical guides
9 Jan 24
Disclosed herein are surgical guides, surgical supports, surgical systems, and methods of use thereof.
Ian Basta
Filed: 19 Jul 21
Utility
Posterior Stabilized Prosthesis System
4 Jan 24
According to one example, a posterior-stabilized femoral prosthesis for a knee arthroplasty.
Nick Drury, Jeff Blaylock
Filed: 31 Jul 23
Utility
Prosthetic Knee Implant Systems and Methods with Linked Tibial Rotation
4 Jan 24
A tibial spacer paddle comprises a spacer block comprising opposing bearing surfaces, an alignment slot extending into the spacer block; and a handle extending from the spacer block.
Brian D. Earl, Alexander P. Wolfe
Filed: 13 Sep 23
Utility
Knee resection and gap balancing instruments and techniques for kinematic alignment
2 Jan 24
Devices and methods for performing total knee arthroplasty procedures with kinematic alignment are described herein.
Mark D. Erickson, Edward R. Yager, Justin J. Kaler, Ryan Girst
Filed: 12 May 21
Utility
Systems for Guided Reaming of Complex Shapes
21 Dec 23
Systems and methods for reaming an intramedullary canal of a long bone comprise a trial stem configured to extend into the long bone along an insertion axis and a guide device comprising an adapter configured to couple to the trial stem and a reaming guidepost extending from the adapter along a guide axis, wherein the guide axis and the insertion axis are non-aligned.
Tim Yoko, Jeffery A. VanDiepenbos, Joseph Arthur Azbell
Filed: 8 Jun 23
Utility
Adjustable orthopedic connections
19 Dec 23
The disclosure includes methods and systems for making orthopedic connections where there is unique adjustability to the connection.
Andrew Hopkins
Filed: 11 Sep 19
Utility
Kinematically Aligned Robotic Total Knee Arthroplasty
7 Dec 23
A system and method may use a robotic arm to perform a range of motion test for use in generating information related to kinematic alignment in a total or partial knee arthroplasty.
Joseph Maratt
Filed: 21 Aug 23
Utility
Method and System for Validating Bone Alterations In Computer-assisted Surgery
30 Nov 23
A system for validating bone alterations during computer-assisted surgery, comprises a processing unit; and a non-transitory computer-readable memory communicatively coupled to the processing unit and comprising computer-readable program instructions executable by the processing unit for: registering a surface of a bone in a coordinate system using a geometry of a patient specific tracker device on the surface of the bone; tracking a tool relative to the bone in the coordinate system as a function of implant geometry and of a planned implant position and orientation on the bone; and validating at least one alteration to the bone using a mating geometry of a validation tracker device applied to an altered surface of the bone.
Alain RICHARD
Filed: 1 Jun 23
Utility
Forming a pilot hole
28 Nov 23
A system can form a pilot hole to secure a securable element, such as an acetabular cup.
Steven Conrad
Filed: 2 Sep 21
Utility
Deployable Bone Anchors for Orthopedic Implants
23 Nov 23
A deployable bone anchor comprises an implantable body comprising a first end comprising a first attachment member to couple to a prosthetic component and a second attachment member to couple to a deployment device, a second end for insertion into bone that comprises a third attachment member to couple to the deployment device, and a sidewall that comprises a living hinge portion to flex when the second and third attachment members are pulled toward each other by the deployment device.
Donald W. Dye, JR.
Filed: 8 May 23
Utility
Tibia cutting assembly
21 Nov 23
A tibia cutting assembly includes a tibia cut guide with at least one cut slot.
Catherine Leveille, Benoit Pelletier, Bruno Falardeau, Karine Duval
Filed: 23 Jun 20
Utility
Method and system for planning/guiding alterations to a bone
14 Nov 23
A computer-assisted surgery system for guiding alterations to a bone, comprises a trackable member secured to the bone.
Louis-Philippe Amiot, Alain Richard, Yannick Boutin, Joel Zuhars, Yonik Breton, Karine Duval, Herbert Andre Jansen, Benoit Pelletier, Catherine Proulx, Myriam Valin
Filed: 17 Jan 22
Utility
Methods for attaching acetabular augments together or to acetabular shells
7 Nov 23
Systems and methods and augments for supporting an acetabular shell at a hip bone.
Jacob Macke
Filed: 20 Jul 20
Utility
Ethnic-specific orthopaedic implants and custom cutting jigs
7 Nov 23
An orthopedic implant comprising: (a) a distal femoral component comprising a first condyle bearing surface having a first profile comprising at least three consecutive arcs of curvature; and (b) a proximal tibial component comprising a first condyle bearing surface having a second profile comprising at least three parallel arcs of curvature.
Mohamed Rashwan Mahfouz
Filed: 28 Feb 20
Utility
Robotic Surgery System with User Interfacing
2 Nov 23
A system for tracking an end effector of a robot in computer-assisted surgery, may have: a processing unit; and a non-transitory computer-readable memory communicatively coupled to the processing unit and comprising computer-readable program instructions executable by the processing unit for: obtaining referential tracking data for a first part of a robot using optical tracking relative to a frame of reference, and concurrently obtaining tool tracking data for an end effector of the robot arm in the frame of reference; and continuously tracking and outputting the position and orientation of the end effector in the frame of reference, using the tool tracking data, and concurrently adjusting the position and orientation of the end effector in the frame of reference when the referential tracking data indicates a movement of the first part of the robot and/of the optical tracking, in the frame of reference.
Pierre MAILLET, Maxence FRANCOIS, Jeremy BESSAC
Filed: 27 Apr 23
Utility
Systems and methods for co-operative control of robotically-positioned surgical instruments
31 Oct 23
A reamer attachment system for attaching a reamer to a robotic arm comprises a reaming guide comprising a guide shaft and a collar attached to the guide shaft, a reamer shaft extending through the collar to articulate against the collar, and a reamer lock couplable to the reamer shaft to engage the collar and prevent axial displacement of the reamer shaft relative to the collar while permitting the reamer shaft to articulate against the collar.
Trong-Tin Nguyen, Karine Dupuis, Jeremie Menard, Chloe Landry
Filed: 25 Feb 21