IP Library Granted Patent US 11,266,506
Granted Patent B2
US 11,266,506 · App. 16/724,433 · Granted Mar 8, 2022

System for fracture replacement of comminuted bone fractures or portions thereof adjacent bone joints

Inventor: Eduardo Gonzalez-Hernandez (Miami, FL)
Assignee: TOBY ORTHOPAEDICS, INC.
A61F2/3804A61B17/80A61B17/8061A61F2/38A61F2/4003A61F2/3859A61F2/4014A61F2002/30433A61F2002/30578A61F2002/30616A61F2002/3822
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Quick Facts
Patent No.
US 11,266,506
App. No.
16/724,433
Granted
Mar 8, 2022
Kind
B2
Abstract

The system and method serves in facilitating replacement of comminuted bone fractures or portions thereof adjacent bone joints. The system and method employs a prosthesis to replace at least a portion of the comminuted bone fractures. The prosthesis serves in reproducing the articular surface of the portion or portions of the comminuted bone fractures that are replaced. In doing so, the prosthesis serves in restoring joint viability and corresponding articulation thereof.

Claims (29)

1. A system for replacement of at least a portion of a fractured capitellum and/or a fractured trochlea of a humerus of an elbow joint, the system comprising:

a prosthesis portion having an exterior surface sized and shaped to reproduce a removed portion of the fractured capitellum and/or the fractured trochlea, and the exterior surface of the prosthesis portion is configured to replicate at least a portion of the articular surface of the elbow joint; and

a plate portion including a first leg portion extending outwardly from the prosthesis portion and a second leg portion extending outwardly from the prosthesis portion, the first leg portion including a first contact surface configured to contact a lateral column of the humerus, and the second leg portion including a second contact surface configured to contact a medial column of the humerus;

wherein the first leg portion is attachable to the lateral column of the humerus and the second leg portion is attachable to the medial column of the humerus, and the exterior portion of the prosthesis portion is usable to form a portion of the elbow joint.

2. The system of claim 1 , wherein the plate portion includes a body portion, the body portion connecting portions of the first leg portion and the second leg portion to one another, and being attachable to the humerus.

3. The system of claim 2 , wherein the first leg portion and the second portion are spaced apart from one another between the prosthesis portion and the body portion.

4. The system of claim 2 , wherein each of the first leg portion, the second leg portion, and the body portion include apertures for facilitating attachment of the plate portion to bone.

5. The system of claim 2 , wherein the body portion includes a third contact surface, at least portions of the first contact surface, the second contact surface, and the third contact surface being concave.

6. The system of claim 1 , wherein the prosthesis portion includes an interior surface opposite the exterior surface, the interior surface forming a cavity, and the cavity being adapted to receive bone graft materials.

7. The system of claim 1 , wherein the prosthesis portion reproduces the removed portions of both of the fractured capitellum and the fractured trochlea.

8. A system for replacement of at least a portion of a fractured capitellum and/or a fractured trochlea of a humerus of an elbow joint, the system comprising:

a prosthesis portion having an exterior surface sized and shaped to reproduce an articular surface of a removed portion of the fractured capitellum and/or the fractured trochlea; and

a plate portion extending outwardly from the prosthesis portion, the plate portion including a contact surface configured to contact at least one of a lateral column and a medial column of the humerus;

wherein the plate portion is attachable to the at least one of the lateral column and the medial column of the humerus, and the exterior portion of the prosthesis portion is usable to form a portion of the elbow joint.

9. The system of claim 8 , wherein the plate portion includes a body portion, a first leg portion, and a second leg portion, the body portion connecting portions of the first leg portion and the second leg portion to one another.

10. The system of claim 9 , wherein the first leg portion and the second portion are spaced apart from one another between the prosthesis portion and the body portion.

11. The system of claim 9 , wherein each of the first leg portion, the second leg portion, and the body portion include apertures for facilitating attachment of the plate portion to bone.

12. The system of claim 9 , wherein the contact surface of the plate portion extends along one of the first leg portion and the second leg portion, and at least a portion of the contact surface is concave.

13. The system of claim 8 , wherein the prosthesis portion includes an interior surface opposite the exterior surface, the interior surface forming a cavity, and the cavity being adapted to receive bone graft materials.

14. The system of claim 8 , wherein the prosthesis portion reproduces the removed portions of both of the fractured capitellum and the fractured trochlea.

15. A system for replacement of at least portions of a fractured capitellum and a fractured trochlea of a humerus of an elbow joint, the system comprising:

a prosthesis portion having an exterior surface sized and shaped to reproduce removed portions of the fractured capitellum and the fractured trochlea, and the exterior surface of the prosthesis portion is configured to replicate portions of the articular surface of the elbow joint; and

a plate portion extending outwardly from the prosthesis portion, the plate portion including a contact surface configured to contact at least one of a lateral column and a medial column of the humerus;

wherein the plate portion is attachable to the at least one of the lateral column and the medial column of the humerus.

16. The system of claim 15 , wherein the plate portion includes a body portion, a first leg portion, and a second leg portion, the body portion connecting portions of the first leg portion and the second leg portion to one another.

17. The system of claim 16 , wherein the first leg portion and the second portion are spaced apart from one another between the prosthesis portion and the body portion.

18. The system of claim 16 , wherein each of the first leg portion, the second leg portion, and the body portion include apertures for facilitating attachment of the plate portion to bone.

19. The system of claim 15 , wherein the prosthesis portion includes an interior surface opposite the exterior surface, the interior surface forming a cavity, and the cavity being adapted to receive bone graft materials.

20. The system of claim 15 , wherein the prosthesis portion reproduces the removed portions of both of the fractured capitellum and the fractured trochlea.

Assignments (2)
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Dec 23, 2019
From: GONZALEZ-HERNANDEZ, EDUARDO
To: TOBY ORTHOPAEDICS, LLC
Reel/Frame 051399/0161 →
CHANGE OF NAME Recorded Dec 23, 2019
From: TOBY ORTHOPAEDICS, LLC
To: TOBY ORTHOPAEDICS, INC.
Reel/Frame 051399/0211 →
Continuity (5)
Division 15702006 · Sep 12, 2017
Division 14522702 · Oct 24, 2014
Division 13282810 · Oct 27, 2011
Provisional Application 61407072 · Oct 27, 2010
Related Publication 20200121466A1 · Apr 23, 2020