IP Library Granted Patent US 12,419,696
Granted Patent B2
US 12,419,696 · App. 18/119,229 · Granted Sep 23, 2025

Intraoperative implant augmentation

Inventors: Roger Ryan Dees, Jr. (Drummonds, TN); Sied W. Janna (Memphis, TN); Daniel Farley (Memphis, TN); Branislav Jaramaz (Pittsburgh, PA)
Assignee: Smith & Nephew, Inc.
A61B34/20A61B34/10A61B34/25A61F2/30942A61B2034/104A61B2034/108A61B2034/2051A61B2034/2055A61B2034/2068A61F2002/30217A61F2002/30736A61F2002/3096
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Quick Facts
Patent No.
US 12,419,696
App. No.
18/119,229
Granted
Sep 23, 2025
Kind
B2
Abstract

Methods and systems of augmenting an implant intraoperatively and preparing a cone for revision surgical procedure are disclosed. A system includes a cutting device, a tracking and navigation system and a cutting system in operable communication with the cutting device and the tracking and navigation system. The cutting device includes a communication system, a cutting element, and a plurality of optical trackers. The tracking and navigation system is configured to detect a location of optical trackers. The control system is configured to cause the tracking and navigation system to detect the location of the cutting device, determine a revised shape for an implant cavity, cause the cutting device to cut the implant cavity to the revised shape, select a shape for a cone to be placed in the revised implant cavity, and machine the cone to the selected shape.

Claims (43)

1. A method for creating a cone to augment an implant intraoperatively, the method comprising:

determining a shape of an implant cavity corresponding to the implant;

selecting a shape and a position for a cone based on at least the determined shape of the implant cavity;

creating instructions for machining the cone, wherein the machined cone has the shape selected for the cone; and

transmitting the instructions to a device for machining the cone.

2. The method of claim 1 , further comprising:

defining a coordinate system for a tracking and navigation system during a surgical procedure.

3. The method of claim 2 , wherein defining the coordinate system comprises identifying a set of fiduciary points on a patient using a registered probe having a plurality of optical trackers.

4. The method of claim 1 , wherein determining the shape of the implant cavity comprises tracing a surface of the implant cavity using a registered probe having a plurality of optical trackers.

5. The method of claim 1 , wherein determining the shape of the implant cavity comprises tracking a location of a cutting device used to shape a surface of the implant cavity.

6. The method of claim 1 , further comprising simulating the shape and the position of the cone using a graphical user interface.

7. The method of claim 6 , wherein selecting the shape and the position of the cone comprises:

modifying one or more of the shape of the cone and the position of the cone within the graphical user interface; and

altering the selected shape and the selected position of the cone based on the modifications.

8. The method of claim 1 , further comprising:

updating the shape of the cone from the selected shape to a revised shape; and

creating second instructions for machining the machined cone to the revised shape.

9. A method for creating a cone to augment an implant intraoperatively, the method comprising:

determining a shape of an implant cavity corresponding to the implant;

selecting a shape and a position for a cone based on at least the determined shape of the implant cavity;

creating instructions for machining the cone, wherein the machined cone has the shape selected for the cone; and

monitoring the machining of the cone according to the instructions.

10. The method of claim 9 , further comprising:

defining a coordinate system for a tracking and navigation system during a surgical procedure.

11. The method of claim 10 , wherein defining the coordinate system comprises identifying a set of fiduciary points on a patient using a registered probe having a plurality of optical trackers.

12. The method of claim 9 , wherein determining the shape of the implant cavity comprises tracing a surface of the implant cavity using a registered probe having a plurality of optical trackers.

13. The method of claim 9 , wherein determining the shape of the implant cavity comprises tracking a location of a cutting device used to shape a surface of the implant cavity.

14. The method of claim 9 , further comprising simulating the shape and the position of the cone using a graphical user interface.

15. The method of claim 14 , wherein selecting the shape and the position of the cone comprises:

modifying one or more of the shape of the cone and the position of the cone within the graphical user interface; and

altering the selected shape and the selected position of the cone based on the modifications.

16. The method of claim 9 , further comprising:

updating the shape of the cone from the selected shape to a revised shape; and

creating second instructions for machining the machined cone to the revised shape.

17. A system for creating a cone to augment an implant intraoperatively, the system comprising:

a computer system configured to:

virtual mapping an implant cavity to determine the shape of the implant cavity corresponding to the implant;

select a shape and a position for a cone based on at least the determined shape of the implant cavity;

create instructions for machining the cone, wherein the machined cone has the shape selected for the cone; and

transmit the instructions to a device for machining the cone.

18. The system of claim 17 , wherein the system further comprises the device for machining the cone.

19. The system of claim 17 , further comprising a point probe, wherein the computer system is further configured to determine the shape of the implant cavity via the point probe.

20. The system of claim 17 , wherein the computer system is configured to provide a graphical user interface for modifying the shape and the position of the cone.

Assignments (2)
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Nov 5, 2024
From: DEES, ROGER RYAN, JR.; JANNA, SIED W.; FARLEY, DANIEL; JARAMAZ, BRANISLAV
To: BLUE BELT TECHNOLOGIES, INC.
Reel/Frame 069145/0089 →
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Nov 5, 2024
From: BLUE BELT TECHNOLOGIES, INC.
To: SMITH & NEPHEW, INC.
Reel/Frame 069145/0295 →
Continuity (3)
Continuation 16642612
Provisional Application 62552645 · Aug 31, 2017
Related Publication 20230225799A1 · Jul 20, 2023
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