Patent
Artificial intervertebral disc
Arun Angelo Patil
- 13 Nov 1980
697
TL;DR: In this article, an artificial intervertebral disc for implantation in the disc space after the removal of a diseased or damaged cervical interverstebral is described and comprises upper and lower disc portions having a plurality of springs positioned therebetween to yieldably urge the disc portions away from each other.
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Abstract: An artificial intervertebral disc for implantation in the disc space after the removal of a diseased or damaged cervical intervertebral is described and comprises upper and lower disc portions having a plurality of springs positioned therebetween to yieldably urge the disc portions away from each other. A plurality of spikes extend upwardly from the upper disc portion for engagement with the vertebra thereabove. A plurality of spikes extend downwardly from the lower end of the lower disc portion for engagement with the vertebra therebelow.
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Citations
Patent
Artificial spinal fusion implants
Gary Karlin Michelson
- 28 Jun 1989
TL;DR: In this article, a spinal implant is disclosed which when placed within the spinal disc space stabilizes that spinal segment and materially participates in, and is incorporated in, the ensuing fusion.
960
Patent
Human spinal disc prosthesis
Vincent Bryan,Alex Kunzler +1 more
- 06 Jun 1997
TL;DR: A spinal disc endoprosthesis has a resilient body formed of one or more materials which may vary in stiffness from a relatively stiff exterior annular gasket portion to a relatively supple central nucleus portion as mentioned in this paper.
924
Patent
Spine distraction implant and method
James F. Zucherman,Ken Y. Hsu,T. Wade Fallin,Henry A. Klyce +3 more
- 27 Apr 2007
TL;DR: In this article, a spine distraction implant alleviates pain associated with spinal stenosis and facet arthropathy by expanding the volume in the spine canal and/or neural foramen.
900
Patent
Threaded spinal implant
TL;DR: An artificial spinal implant (50) is described in this article, which when placed between two adjacent vertebrae directly participates and is incorporated in the ensuing fusion, and instrumentation and procedure is also disclosed.
890
Patent
Apparatus and method of inserting spinal implants
Gary Karlin Michelson
- 26 Feb 1996
TL;DR: A guarded sleeve system for use in human spinal surgery across the height of a disc space between two adjacent vertebral bodies is described in this paper, where an outer sleeve having an opening for providing protected access to the disc space and at least portions of the adjacent vertebras.
850
References
Patent
Prosthesis for spinal repair
James A. Stubstad,James R Urbaniak,Paul Kahn +2 more
- 05 Apr 1973
TL;DR: The most commonly used form of the prosthesis is a curved, flat, bar-like element shaped into a spiral configuration, so that the overall appearance approximates a flat disc.
907
Patent
Prosthetic appliance for replacing one or more natural vertebrae
William V. Lumb
- 25 Aug 1966
349
Patent
Surgical implant and method for its production
Scharbach H,Achim Dr Med Engelhardt,Peter Bunz +2 more
- 09 Aug 1974
TL;DR: In this paper, a surgical implant is produced by coating a metallic substrate with enamel, which provides chemical stability, resistance to wear, tissue compatibility, progressive ingrowth and electrical insulating properties.
240
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