IP Library Patent Application 14799981
Patent Application
App. No. 14/799,981

BONE POSITIONING AND CUTTING SYSTEM AND METHOD

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Quick Facts
Patent No.
US None
App. No.
14/799,981
Abstract

A bone positioning device can include a fixation pin for attachment to a first bone and a fixation pin for attachment to a second bone. A first block having an aperture can be included for slidably receiving a fixation pin, and a second block having an aperture can be included for slidably receiving a fixation pin. A multi-axis joint can connect the first block and the second block, where the multi-axis joint allows the first second blocks to move with respect to each other about more than one axis.

Claims (40)

1 . A bone positioning device, comprising:

a first fixation pin for attachment to a first bone;

a second fixation pin for attachment to a second bone;

a first block having a first aperture for slidably receiving the first fixation pin;

a second block having a second aperture for slidably receiving the second fixation pin; and

a multi-axis joint connecting the first block and the second block, the multi-axis joint allowing the first block and the second block to move with respect to each other about more than one axis.

2 . The bone positioning device of claim 1 , wherein the multi-axis joint further includes a link having a first end rotatably connected to the first block and a second end rotatably connected to the second block.

3 . The bone positioning device of claim 2 , wherein the first end includes a first ball received within a first socket of the first block, and the second end includes a second ball received within a second socket of the second block.

4 . The bone positioning device of claim 2 , further including a first end set screw extending through the first block and positioned against the first end.

5 . The bone positioning device of claim 2 , further including a second end set screw extending through the second block and positioned against the second end.

6 . The bone positioning device of claim 1 , further including a first set screw extending through the first block into the first aperture and positioned against the first fixation pin, and a second set screw extending through the second block into the second aperture and positioned against the second fixation pin.

7 . The bone positioning device of claim 6 , wherein the first and second set screws are positioned perpendicular to first and second fixation pins, respectively.

8 . The bone positioning device of claim 1 , further including a compression screw operable to exert a compression force between the first and second fixation pins.

9 . The bone positioning device of claim 8 , wherein the compression screw is positioned against one of the first or second fixation pins.

10 . The bone positioning device of claim 8 , wherein the first or second block has a first portion slidingly connected to second portion, the first aperture extending through the first portion and the second portion, the first aperture having a first cross-sectional area in the first portion and a second cross-sectional area in the second portion, the first cross-sectional area being smaller than the second cross-sectional area, and the compression screw extending through the second portion.

11 . The bone positioning device of claim 10 , wherein the first or second set screw extends through the first portion.

12 . A method of fixing the orientation of a first bone with respect to a second bone, comprising the steps of:

attaching a first fixation pin to a first bone;

attaching a second fixation pin to a second bone;

inserting the first fixation pin within a first aperture of a first block;

inserting the second fixation pin within a second aperture of a second block;

positioning the first block along and about the first fixation pin;

actuating a first set screw to fix a position of the first block along and about the first fixation pin

positioning the second block along and about the second fixation pin;

actuating a second set screw to fix a position of the second block along and about the second fixation pin;

adjusting the position of the first block with respect to the second block about at least a first axis and a second axis;

actuating a third set screw to fix a position about the first axis; and

actuating a fourth set screw to fix a position about the second axis.

13 . The method of claim 12 , further including the step of actuating a compression screw to apply a compression force between the first and second bones and facilitate a desired alignment between first and second bones.

14 . The method of claim 12 , further including the step of imaging the first and second bones connected to the first and second blocks.

15 . The method of claim 12 , further including the step of positioning a cutting guide proximate a leading edge of the first or second bone, and cutting the bone with a cutting tool guided by the cutting guide.

16 . The method of claim 15 , further including the step of actuating a compression screw to apply a compression force between the first and second bones after the cutting step and facilitate a desired alignment between first and second bones.

17 . The method of claim 12 , further including the step of removing the first fixation pin from the first bone and the second fixation pin from the second bone after attaching a bone connector to the first and second bones.

18 . The method of claim 12 , wherein the first bone is a metatarsal and the second bone is a cuneiform.

19 . The method of claim 12 , wherein the first bone is a first portion of a metatarsal and the second bone is a second portion of the metatarsal.

20 . A bone cutting guide, comprising;

a plate defining a plane;

a block having a guiding surface integral with or coupled to the plate, the guiding surface being parallel to the plane and being spaced laterally therefrom; and

a handle extending from the plate.

21 . The bone cutting guide of claim 20 , wherein the handle is coupled to the block and extends therefrom at an angle of between 30 and 60 degrees with respect to the plane.

Assignments (3)
SECURITY INTEREST Recorded Dec 18, 2025
From: TREACE MEDICAL CONCEPTS, INC.
To: SLR INVESTMENT CORP.
Reel/Frame 074011/0001 →
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Dec 2, 2016
From: DAYTON, PAUL
To: TREACE MEDICAL CONCEPTS, INC.
Reel/Frame 040492/0255 →
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Sep 10, 2015
From: DAYTON, PAUL, DR.
To: TREACE MEDICAL CONCEPTS, INC.
Reel/Frame 036585/0198 →