Patent ID: 7803190

Claim:
An implant adapted to be placed between upper and lower spinous processes comprising: a spacer adapted to fit between spinous processes; first and second winglets extending from a lateral first side of the spacer and third and fourth winglets extending from a second lateral side opposite the first lateral side of the spacer; the first and third winglets extending upwardly from the spacer and the second and fourth winglets extending downwardly from the spacer; the spacer distinct from the winglets and having upper and lower portions; the spacer upper portion disposed between the first and third winglets and the spacer lower portion disposed between the second and fourth winglets; the spacer upper portion pivotally mounted relative to the third winglet along a pivot axis that extends from the first lateral side of the spacer to the second lateral side of the spacer and is disposed generally transverse to the first and second winglets; the spacer upper portion moveable relative to the spacer lower portion; and wherein the implant is configured such that, when the implant is disposed between the spinous processes, the first and third winglets extend along a first and second lateral side respectively of the upper spinous process, and the second and fourth winglets extend along a first and second lateral side respectively of the lower spinous process.