Patent ID: 7682376
Filing Date: 2010-03-23
Classification: A61B

Abstract:
1. An interspinous device for positioning between first and second vertebral members, the device comprising: an upper section sized to contact the first vertebral member; a lower section sized to contact the second vertebral member; a first intermediate section extending between anterior sections of the upper and lower sections; a second intermediate section extending between posterior sections of the upper and lower sections, the second intermediate section being independent of and spaced away from the first intermediate member; an interior section formed between the first and second intermediate sections; an elastic member positioned within the interior section; the first and second intermediate sections and the elastic member providing resistance to movement of the vertebral members; at least one of the first and second intermediate sections includes multiple turns with at least three of the turns being vertically overlapping; at least one of the first and second intermediate sections includes a different shape than the elastic member.