IP Library Granted Patent US 9,393,709
Granted Patent B2
US 9,393,709 · App. 13/923,649 · Granted Jul 19, 2016

Mesh cage scoring and cutting system

Inventors: Faheem Sandhu (Washington, DC); Larry McClintock (Gore, VA); Kevin R. Strauss (Columbia, MD)
Assignee: K2M, Inc.
B26D3/08A61B17/8863B23D21/08B23D21/145B26D3/16B26D3/169B26B25/005Y10T83/0341
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Quick Facts
Patent No.
US 9,393,709
App. No.
13/923,649
Granted
Jul 19, 2016
Kind
B2
Abstract

A scoring system includes a scoring device and a mandrel. The scoring device includes at least one scoring disc configured to engage a surface of a mesh cage. In an open condition, the scoring disc is positioned away from the mesh cage and in a closed condition, the scoring disc engages a surface of the mesh cage. The scoring device is rotatable about the longitudinal axis of the mesh cage when in the closed condition to score the mesh cage at a desired length from an end of the mesh cage. The mandrel is insertable within the mesh cage to support and/or retain a portion of the mesh cage. The mandrel can also apply a force to the score mark to cleanly separate two portions of the mesh cage at the score mark.

Claims (15)

1. A method for cutting a mesh cage including:

providing a mesh cage having first and second ends and having a first length;

positioning a scoring device about the mesh cage such that a distal end of a first arm of the scoring device is positioned adjacent an outer surface of the mesh cage and a distal end of a second arm of the scoring device is positioned within the mesh cage adjacent an inner surface of the mesh cage;

creating a score mark on the mesh cage at a position corresponding to a second length from an end of the mesh cage with the scoring device, the second length different from the first length; and

removing a portion of the mesh cage beyond the score mark.

2. The method of claim 1 , wherein creating a score mark includes partially cutting through the mesh cage with the scoring device.

3. The method of claim 1 , wherein creating a score mark includes rotating and/or oscillating the scoring device about a longitudinal axis of the mesh cage.

4. The method of claim 1 , further including inserting a mandrel through an end of the mesh cage before creating a score mark, the mandrel including a cage support.

5. The method of claim 1 , further including retaining the mesh cage in a fixed position to the cage support of the mandrel with a retaining mechanism.

6. A method for cutting a mesh cage including:

providing a mesh cage having first and second ends and having a first length;

creating a score mark on the mesh cage at a position corresponding to a second length from an end of the mesh cage with a scoring device, the second length different from the first length;

inserting an end of a first mandrel through the first end of the mesh cage and inserting an end of a second mandrel through the second end of the mesh cage after scoring the mesh cage, the end of the first mandrel positioned near the score mark between the score mark and the first end of the mesh cage and the end of the second mandrel positioned near the score mark between the score mark and the second end of the mesh cage; and

removing a portion of the mesh cage beyond the score mark.

7. The method of claim 6 , further including applying a force to another end of each of the first mandrel and the second mandrel to remove the portion of the mesh cage beyond the score mark.

Assignments (5)
RELEASE OF SECURITY INTEREST Recorded Nov 9, 2018
From: SILICON VALLEY BANK
To: K2M, INC.; K2M HOLDINGS, INC.; K2M UK LIMITED
Reel/Frame 047496/0001 →
THIRD AMENDMENT TO PATENT SECURITY AGREEMENT Recorded Aug 8, 2016
From: K2M, INC.; K2M HOLDINGS, INC.; K2M UK LIMITED
To: SILICON VALLEY BANK, AS ADMINISTRATIVE AGENT
Reel/Frame 039627/0659 →
SECOND AMENDMENT TO PATENT SECURITY AGREEMENT Recorded Nov 11, 2015
From: K2M, INC.; K2M HOLDINGS, INC.; K2M UK LIMITED
To: SILICON VALLEY BANK, AS ADMINISTRATIVE AGENT
Reel/Frame 037091/0221 →
FIRST AMENDMENT TO PATENT SECURITY AGREEMENT Recorded Oct 22, 2014
From: K2M, INC.; K2M UNLIMITED; K2M HOLDINGS, INC.
To: SILICON VALLEY BANK
Reel/Frame 034034/0097 →
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Jan 31, 2014
From: SANDHU, FAHEEM; MCCLINTOCK, LARRY; STRAUSS, KEVIN R
To: K2M, INC.
Reel/Frame 032101/0417 →
Continuity (3)
Provisional Application 61664209 · Jun 26, 2012
Provisional Application 61680348 · Aug 7, 2012
Related Publication 20130340590A1 · Dec 26, 2013