IP Library Granted Patent US 7,588,571
Granted Patent B2
US 7,588,571 · App. 11/083,566 · Granted Sep 15, 2009

Adjustable splint for osteosynthesis with modular joint

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Quick Facts
Patent No.
US 7,588,571
App. No.
11/083,566
Granted
Sep 15, 2009
Kind
B2
Abstract

Adjustable splints for treating bone breaks and fractures provide a variety of different options for adjusting the locations and configurations of the splints. Adjustable mounts on the splints can be moved to a variety of different locations with respect to the splint main body housings and bone connectors can be rotated into a variety of positions within the mounts. Main bodies of the splint devices can be conveniently moved with respect to each other into a variety of different configurations and positions.

Claims (41)

1. An axial splint for osteosynthesis, comprising:

a first main body having a first end and a second end, the first end having a chamber therein,

a second main body having a slot therein,

a first mount coupled to the first main body, a portion of the first mount being adapted to be inserted into the chamber of the first main body to couple the first mount to the first main body,

a second mount coupled to the second main body, a portion of the second mount being inserted within the slot of the second main body, the first and second mounts adapted to couple to respective first and second bone connectors; and

a joint separating and connecting the first main body to the second main body, the joint comprising:

a first joint member having a plurality of teeth and a cylindrical body, the cylindrical body being adjustably connected at least partially within the first main body to enable selective rotation of the first joint member relative to the first main body about an axis that is substantially to a longitudinal axis of the first main body; and

a second joint member having a plurality of teeth that correspond to the plurality of teeth on the first joint member and a cylindrical body, the cylindrical body of the second joint member being adjustably connected at least partially within the second main body to enable selective rotation of the second joint member relative to the second main body about an axis that is substantially to a longitudinal axis of the second main body, and the second joint member being adjustably connected to the first joint member such that the first joint member can be selectively moved with respect to the second joint member about a central axis of the joint, wherein the joint maintains a constant distance between the central axis and each of the first and second main bodies.

2. A splint as recited in claim 1 , wherein the first joint member can be selectively moved with respect to the first main body.

3. A splint as recited in claim 1 , wherein the second joint member can be selectively moved with respect to the second main body.

4. A splint as recited in claim 1 , wherein the joint enables adjustment along three different axes.

5. A splint as recited in claim 1 , wherein the teeth of the first joint member selectively mate with the teeth of the second joint member.

6. A splint as recited in claim 1 , wherein the first joint member has a first end and a second end, the first end adjustably coupling to the first main body, and wherein an aperture is located at the second end and wherein a circular array of teeth extends concentrically about the aperture.

7. A splint as recited in claim 6 , wherein the second joint member has a first end and a second end, the first end adjustably coupling to the first main body, and wherein an aperture is located at the second end of the second joint member and wherein a circular array of teeth extends concentrically about the aperture.

8. A splint as recited in claim 7 , wherein the teeth of the first joint member mate with and correspond to the teeth of the second joint member, and wherein a connector is selectively extended through the aperture of the first joint member and the aperture of the second joint member in order to connect the first joint member to the second joint member.

9. A splint as recited in claim 1 , wherein the first joint member has a first end and a second end, the first end adjustably coupling to the first main body, and the second end adjustably coupling to the second joint member, wherein the first end of the first joint member comprises a cylindrical body.

10. A splint as recited in claim 9 , wherein the cylindrical body is received and adjustably retained within a chamber in the first main body.

11. A splint as recited in claim 10 , wherein the chamber has a circular cross section that receives the cylindrical body therein in mating relationship.

12. A splint as recited in claim 9 , wherein the cylindrical body has an annular groove therein.

13. A splint as recited in claim 12 , wherein a connector extends from the main body into the annular groove in order to retain the cylindrical body in the main body.

14. A splint as recited in claim 9 , wherein the teeth of the first joint member are oriented transversely to a longitudinal axis of the cylindrical body of the first joint member.

15. An axial splint for osteosynthesis comprising:

a first main body having a chamber therein;

a second main body having a longitudinal slot therein, the slot having a first end adjacent a first end of the second main body and a second end adjacent a second end of the second main body;

a first mount coupled to the first main body within the chamber of the first main body;

a second mount movably coupled to the second main body within the slot of the second main body such that the second mount can be selectively moved and securely fixed at a plurality of positions between the first end of the slot and the second end of the slot, the first and second mounts adapted to couple to respective first and second bone connectors; and

a joint separating and coupling the first and second main bodies to each other, such that the main bodies are each moveable with respect to each other, the joint comprising:

a first joint member having a cylindrical body that is adjustably connected at least partially within the first main body, the first joint member having a longitudinal axis that extends through its cylindrical body and that is substantially parallel to a longitudinal axis of the first main body; and

a second joint member having a cylindrical body that is adjustably connected at least partially within the second main body, the second joint member having a longitudinal axis that extends through its cylindrical body and that is substantially parallel to a longitudinal axis of the second main body, the first joint member being adjustably connected to the second joint member such that the first joint member can be selectively moved with respect to the second joint member about a central axis of the joint, wherein the joint maintains a constant distance between the central axis and each of the first and second main bodies.

16. A splint as recited in claim 15 , wherein the first joint member has an annular groove in the cylindrical body thereof, and wherein a connector is extended within the groove in order to retain the joint member within the first main body.

17. An axial splint as recited in claim 16 , wherein each of the first and second joint members has a plurality of teeth, and wherein the teeth of one joint member selectively mate with the teeth of another joint member, wherein the teeth of each joint member are oriented transversely to a longitudinal axis of the cylindrical body thereof.

18. A splint as recited in claim 15 , wherein the cylindrical body of the first joint member is received and adjustably retained within a chamber in the first main body.

19. A splint as recited in claim 18 , wherein the chamber has a circular cross section that receives the cylindrical body of the first joint member therein in mating relationship.

20. An axial splint for osteosynthesis, comprising:

at least one main body having a first end and a second end;

a first mount coupled to the at least one main body; and

a second mount rotatably coupled to the at least one main body,

the first mount comprising:

an engaging member movably directly coupled to the at least one main body, the portion of the engaging member that is coupled to the at least one main body being selectively movable from a first position to a second position with respect to the main body to increase or decrease the relative distance between the first mount and the second mount along a length of the at least one main body, wherein the first position is adjacent to the first end of the at least one main body, and the second position is adjacent to the second end of the at least one main body; and

a holding assembly adapted to receive and retain a bone connector therein, the holding assembly being adapted to enable at least one end of the bone connector to extend out of the holding assembly for engagement with a bone, the holding assembly having a cylindrical body with an annular groove therein, the cylindrical body being adjustably directly connected to the engaging member to enable selective rotation of the holding assembly relative to the engaging member about an axis that is substantially perpendicular to a longitudinal axis of the at least one main body, wherein the engaging member is disposed between the at least one main body and the holding assembly, and wherein the cylindrical body is received and adjustably retained within a chamber in the engaging member.

21. A splint as recited in claim 20 , wherein the chamber has a circular cross section that receives the cylindrical body therein in mating relationship.

Assignments (3)
RELEASE OF SECURITY INTEREST Recorded Nov 19, 2020
From: MIDCAP FUNDING IV TRUST
To: WRIGHT MEDICAL GROUP N.V.; WRIGHT MEDICAL GROUP, INC.; BIOMIMETIC THERAPEUTICS CANADA, INC.; BIOMIMETIC THERAPEUTICS, LLC; BIOMIMETIC THERAPEUTICS USA, INC.; INBONE TECHNOLOGIES, INC.; ORTHOHELIX SURGICAL DESIGNS, INC.; ORTHOPRO, L.L.C.; SOLANA SURGICAL, LLC; TORNIER US HOLDINGS, INC.; TORNIER, INC.; TROOPER HOLDINGS INC.; WHITE BOX ORTHOPEDICS, LLC; WRIGHT MEDICAL CAPITAL, INC.; WRIGHT MEDICAL TECHNOLOGY, INC.; WRIGHT MEDICAL GROUP INTELLECTUAL PROPERTY, INC.
Reel/Frame 054480/0001 →
SECURITY INTEREST Recorded Jan 5, 2017
From: ORTHOPRO L.L.C.
To: MIDCAP FINANCIAL TRUST, AS AGENT
Reel/Frame 040853/0958 →
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Feb 21, 2013
From: OLSEN, RON A., MR.; RX-FIX, LLC
To: ORTHOPRO, LLC
Reel/Frame 029852/0246 →