IP Library Granted Patent US 11,457,954
Granted Patent B2
US 11,457,954 · App. 16/845,330 · Granted Oct 4, 2022

Strut plate and cabling system

Inventors: Emil Schemitsch (Thornhill, CA); Michael Mckee (Mississauga, CA)
Assignee: Stryker European Operations Holdings LLC
A61B17/683A61B17/80A61B17/82A61B17/864A61B17/8625A61B17/866A61B2017/00004
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Quick Facts
Patent No.
US 11,457,954
App. No.
16/845,330
Granted
Oct 4, 2022
Kind
B2
Abstract

A bone plate assembly and method of utilizing same are disclosed. The assembly includes at least two plates affixed to the bone in two different locations. One of the plates includes a porous bone in-growth surface, and may be entirely porous. The assembly may further include at least one bone screw and cable for affixing the plates to the bone. In the method of use, the plates may be affixed by the screws and/or cables and the plate including the porous surface may be left in place after bone is allowed to grow therein.

Claims (31)

1. A method of fixing a fracture of a bone comprising the steps of:

placing a first plate on the bone such that the first plate spans at least a portion of the fracture;

inserting at least one screw through the first plate and into the bone;

placing a second plate on the bone such that the second plate spans at least a portion of the fracture, wherein the second plate is constructed entirely from porous metal foam; and

attaching the second plate to the bone without the use of a screw, the second plate including a bone in-growth surface, an outward facing surface opposite the bone in-growth surface, and no holes extending between the bone in-growth surface and the outward facing surface and traversing the outward facing surface,

wherein the attaching of the second plate includes wrapping at least one cable around the second plate such that the at least one cable is wrapped along the outward facing surface.

2. The method of claim 1 , wherein wrapping the at least one cable includes inserting the at least one cable through a cannulation in the at least one screw.

3. The method of claim 1 , wherein wrapping the at least one cable includes inserting the at least one cable through at least one channel in the first plate.

4. The method of claim 1 , wherein attaching the second plate includes attaching the second plate opposite the first plate.

5. The method of claim 1 , further comprising:

allowing bone to grow into at least a portion of the bone in-growth surface; and

removing the first plate or the at least one cable subsequent to the allowing step.

6. A method of fixing a fracture of a bone, the method comprising:

placing a first plate on the bone such that the first plate spans at least a portion of the fracture;

placing a second plate on the bone such that the second plate spans at least a portion of the fracture, the second plate including a bone in-growth portion, an outward facing surface opposite the bone in-growth portion, and no holes extend continuously between the bone in-growth portion and the outward facing surface and traversing the outward facing surface, wherein the second plate is constructed entirely from porous metal foam; and

wrapping at least one cable around the first and second plates to attach the first and second plates to the bone such that the at least one cable is wrapped along the outward facing surface of the second plate.

7. The method of claim 6 , further comprising inserting at least one screw through the first plate and into the bone.

8. The method of claim 7 , wherein wrapping the at least one cable includes inserting the at least one cable through a cannulation in the at least one screw.

9. The method of claim 6 , wherein wrapping the at least one cable includes inserting at least one cable through at least one channel in the first plate.

10. The method of claim 6 , wherein placing the second plate includes placing the second plate opposite the first plate.

11. The method of claim 6 , further comprising:

allowing bone to grow into a least a portion of the bone in-growth portion; and

removing the first plate or the at least one cable subsequent to the allowing step.

12. A method of fixing a fracture of a bone, the method comprising:

placing a first plate on the bone such that the first plate spans at least a portion of the fracture, wherein the first plate includes a throughbore extending transverse to a longitudinal axis of the first plate;

inserting at least one cannulated screw through the first plate and into the bone;

placing a second plate on the bone such that the second plate spans at least a portion of the fracture, wherein the second plate is constructed entirely from porous metal foam;

inserting at least one cable through a cannulation in the at least one screw; and

wrapping the at least one cable around an outward facing surface of the first plate and an outward facing surface of the second plate,

wherein wrapping the at least one cable around the outward surface of the second plate attaches the second plate to the bone without the use of a screw, and

wherein wrapping the at least one cable further includes inserting the at least one cable through the throughbore.

Assignments (4)
CHANGE OF ADDRESS Recorded Dec 18, 2024
From: STRYKER EUROPEAN OPERATIONS HOLDINGS LLC
To: STRYKER EUROPEAN OPERATIONS HOLDINGS LLC
Reel/Frame 069730/0754 →
NUNC PRO TUNC ASSIGNMENT Recorded Jul 23, 2021
From: STRYKER EUROPEAN HOLDINGS I, LLC
To: STRYKER EUROPEAN HOLDINGS III, LLC
Reel/Frame 056969/0771 →
CHANGE OF NAME Recorded Jul 23, 2021
From: STRYKER EUROPEAN HOLDINGS III, LLC
To: STRYKER EUROPEAN OPERATIONS HOLDINGS LLC
Reel/Frame 056969/0893 →
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded May 26, 2020
From: SCHEMITSCH, EMIL; MCKEE, MICHAEL
To: STRYKER EUROPEAN HOLDINGS I, LLC
Reel/Frame 052746/0240 →