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US 2006/0149371 A1Published application
Intervertebral prosthetic device and method with locking mechanism
AssigneeSDGI Holdings, Inc.
InventorsGregory Marik, Craig Squires, Eddie Ray
Life of this patent
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Abstract
A prosthetic device and method, according to which first end plate engages a first vertebral body, and a second end plate engages a second vertebral body. An insert lockingly engages one of the end plates and engages the other end plate in a manner to permit relative movement therebetween.
Claims31
An intervertebral implant comprising:
- a first end plate for engaging a first vertebrae;
- a second end plate for engaging a second vertebrae and having a groove;
- and
- a insert engaging the first end plate in a manner to permit relative movement therebetween, and having a projection adapted to extend in the groove to lockingly engage the insert with the second end plate and to be manually removed from the groove to permit the insert to be disengaged from the second end plate.
1 more element
A method of implanting an intervertebral prosthesis, the method comprising:
- engaging a first vertebrae with a first end plate;
- engaging a second vertebrae with a second end plate;
- engaging the first end plate with an insert in a manner to permit relative movement therebetween;
- and
- engaging a projection in the insert with a groove in the second end plate to lock the insert to the second end.
2 more elements
An implant comprising:
- a first end plate for engaging a first body portion;
- a second end plate for engaging a second body portion;
- and
- means for engaging the first end plate in a manner to permit relative movement therebetween, and for removably locking to the second end plate.
1 more element
A method of implanting a prosthesis, the method comprising:
- attaching a first end plate to a first body portion;
- attaching a second end plate to a second body portion;
- engaging the first end plate with an insert in a manner to permit relative movement therebetween;
- and
- removably locking the insert to the second end plate.
2 more elements
Dependencies are inferred from the claim text.