Patents by Inventor Arun A. Patil

Arun A. Patil has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Artificial intervertebral disc
    Patent number: 4309777
    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.
    Type: Grant
    Filed: November 13, 1980
    Date of Patent: January 12, 1982
    Inventor: Arun A. Patil