Patents by Inventor David Jammet

David Jammet 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).

  • Implantable intervertebral connection device
    Patent number: 6626904
    Abstract: The object of the invention is an implantable intervertebral connection device comprising at least two pedicular screws (1, 2) provided in their upper portion with a hexagonal head (3) prolonged by a cylindrical bearing (4, 4′) and an inter-screw connection of adjustable length anchored at each end on said bearings, characterized in that said inter-screw connections constituted, on the one hand, by a ball (7, 7′) preferably of a resiliently deformable material threaded on each bearing (4) and, on the other hand, by two connection elements (E1, E2; E′1, E′2) in prolongation of each other and interconnected by a screw system (17, 18; 18′, 41, 42) for adjustment of spacing, the free ends of the elements being shaped as a cup (8, 9; 8′, 9′) which is concave and threadable on said bearing (4, 4′) and matching said ball (7, 7′) such that in line with each pedicular screw (1, 2; 1′, 2′) the ball will be sandwiched between two cups (8, 9; 8′, 9&p
    Type: Grant
    Filed: July 27, 2000
    Date of Patent: September 30, 2003
    Assignees: Societe Etudes et Developpements - SED, Societe Multi-Poles Conseils
    Inventors: Jean Jammet, Jean-Pierre Lenfant, André Peyre, David Jammet