IP Library Granted Patent US 9,962,188
Granted Patent B2
US 9,962,188 · App. 14/066,274 · Granted May 8, 2018

External fixation system and methods of use

Inventors: Michael J. Milella, Jr. (Richmond, IL); John P. Marotta (Denver, CO); Justin Rhett Taber (Lafayette, CO); Katy Ren'e Swanson (Englewood, CO); Sarah E. Schaake (Denver, CO)
Assignee: Cardinal Health 247. Inc.
A61B17/6466
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Quick Facts
Patent No.
US 9,962,188
App. No.
14/066,274
Granted
May 8, 2018
Kind
B2
Abstract

A clamp system includes a first clamp, a second clamp, and a fixation rod. The first clamp at least partially defines a first jaw for receiving a support rod and a central opening. The second clamp at least partially defines a second jaw for receiving a pin and a central opening. At least one of the first clamp and the second clamp comprises a boss for rotatably positioning the first clamp relative to the second clamp. The fixation rod is received in the central openings of the first clamp and the second clamp for selectively securing a position of the first clamp relative to the second clamp.

Claims (45)

1. A clamp system comprising:

a first clamp at least partially defining a first jaw for receiving a support rod and a central opening;

a second clamp at least partially defining a second jaw for receiving a pin and a central opening,

wherein at least one of the first clamp and the second clamp comprises a boss for rotatably positioning the first clamp relative to the second clamp, the boss including a plastically deformable material; and

a fixation rod received in the central openings of the first clamp and the second clamp for selectively securing a position of the first clamp relative to the second clamp,

wherein when the fixation rod is in a first position, the first clamp is rotatable relative to the second clamp; and

wherein when the fixation rod is in a second position, the boss is in at least one of a plastically deformed condition and a broken condition.

2. The clamp system of claim 1 , wherein:

when the fixation rod is in a first position, the first clamp is rotatable relative to the second clamp.

3. The clamp system of claim 1 , wherein the first clamp and the second clamp both comprise textured facing surfaces.

4. The clamp system of claim 3 , wherein:

when the fixation rod is in a first position, the textured facing surfaces are disengaged; and

when the fixation rod is in a second position, the textured facing surfaces are engaged.

5. The clamp system of claim 1 , wherein the first clamp and the second clamp each comprise two discrete heads, wherein each head defines an opening for receiving the fixation rod.

6. The clamp system of claim 5 , wherein the fixation rod comprises a threaded end, and wherein at least one central opening defined by at least one head is threaded so as to mate with the threaded end.

7. The clamp system of claim 6 , wherein the threaded end projects from the at least one threaded opening.

8. The clamp system of claim 6 , wherein the fixation rod comprises an adjustment end opposite the threaded end.

9. The clamp system of claim 5 , wherein the fixation rod is adapted to be connected to an adjustment nut.

10. The clamp system of claim 5 , wherein a first head of the first clamp comprises a projection and wherein the second head of the first clamp defines a recess for receiving the projection, and wherein engagement between the projection and the recess limits a range of pivoting between the first head and the second head.

11. The clamp system of claim 5 ,

wherein the first clamp comprises a first head and a second head, wherein the first head and the second head of the first clamp define a third jaw for receiving a pin; and

wherein the second clamp defines a first head and a second head wherein the first head and the second head of the second clamp define a fourth jaw for receiving a rod.

12. An external fixation system comprising:

a fixation rod;

a first clamp defining an opening for receiving the fixation rod;

a second clamp defining an opening for receiving the fixation rod; and

a spacer disposed between the first clamp and the second clamp, the spacer including a plastically deformable material,

wherein when the fixation rod is in a first position, the spacer is in an operable condition so as to maintain a distance between the first clamp and the second clamp so as to allow movement of the first clamp relative to the second clamp, and

wherein when the fixation rod is in a second position, the spacer is in a permanently inoperable condition, wherein at least a portion of the first clamp is in contact with at least a portion of the second clamp.

13. The external fixation system of claim 12 , wherein in the permanently inoperable condition, the spacer is at least one of plastically deformed and broken.

14. The external fixation system of claim 12 , wherein the first clamp comprises a first opposing head and a second opposing head, wherein the first opposing head and the second opposing head together define a rod jaw and a pin jaw.

15. The external fixation system of claim 14 , wherein at least one of the first opposing head and the second opposing head comprise a pivot-limiting device for limiting a pivot between the first opposing head and the second opposing head.

16. The external fixation system of claim 12 , wherein the first clamp comprises a first surface and the second clamp comprises a second surface facing the first surface, and wherein at least one of the first surface and the second surface comprises a texture.

17. The external fixation system of claim 16 , wherein when the fixation rod is in the second position, at least a portion of the texture is permanently deformed.

18. The external fixation system of claim 12 , wherein the fixation rod comprises a threaded end adapted to be threadably received in one of:

a threaded portion of at least one of the clamps; and

a nut.

19. A clamp system comprising:

a first clamp at least partially defining a first jaw for receiving a support rod and a central opening;

a second clamp at least partially defining a second jaw for receiving a pin and a central opening,

wherein at least one of the first clamp and the second clamp comprises a boss for rotatably positioning the first clamp relative to the second clamp, the boss including a plastically deformable material or a breakable material; and

a fixation rod received in the central openings of the first clamp and the second clamp for selectively securing a position of the first clamp relative to the second clamp,

wherein when the fixation rod is in a first position, the first clamp is rotatable relative to the second clamp,

wherein when the fixation rod is in a second position, the boss is in at least one of a plastically deformed condition and a broken condition, and

wherein the boss is permanently deformed when reaching the second position.

Assignments (2)
CHANGE OF NAME Recorded Apr 28, 2015
From: EMERGE MEDICAL INC
To: CARDINAL HEALTH 247, INC.
Reel/Frame 035516/0775 →
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Apr 21, 2015
From: MILELLA, MICHAEL J, JR; SCHAAKE, SARAH E; PIPER, KTAY REN'E; TABER, JUSTIN RHETT; MAROTTA, JOHN P.
To: EMERGE MEDICAL INC
Reel/Frame 035458/0293 →
Continuity (1)
Related Publication 20150119886A1 · Apr 30, 2015