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US 7,238,203 B2Granted
Bioactive spinal implants and method of manufacture thereof
AssigneeVita Special Purpose Corporation
InventorsCharanpreet Bagga, Erik M. Erbe, James P. Murphy, James M. Freid, Gregory J. Pomrink
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Abstract
A bioactive spinal implant used in cervical fusion, Anterior Lumbar Interbody Fusion (ALIF), Posterior Lumbar Interbody Fusion (PLIF), and Transforaminal Interbody Fusion (TLIF), having properties and geometries that enhance bone contact, stability, and fusion between adjacent vertebral bodies.
Claims17
A spinal implant comprising:
- a body comprising:
- an anterior side, a posterior side opposing the anterior side, and a pair of opposing side walls;
- the anterior side, the posterior side, and side walls joining at points that generally define, in transverse cross section, a trapezoid;
- said sides being generally outwardly curved;
- a top surface and a bottom surface, each of the top and bottom surfaces including plural projections for enhancing interaction with a synthetic or natural vertebral body;
- and
- a handling feature comprising
- at least one pair of elongated side recessed indentations for receiving a manipulator;
- and
- at least one front recessed indentation,
- wherein the pair of elongated side recessed indentations and front recessed indentation comprise at least one opening;
- the handling feature facilitating handling and insertion of the spinal implant into an intervertebral space;
- wherein said body comprises combeite glass ceramic.
10 more elements
Dependencies are inferred from the claim text.