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US 2004/0106927 A1Published application
Vertebral distractor
OwnerBrian M. Ruffner, Erik O. Martzinventors
Life of this patent
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Abstract
An intervertebral distractor possesses a scissors-like mechanism for actuating its distal portion for the spreading of adjacent vertebrae. The distal portion of the distractor possesses a pair of extension members laterally offset therefrom with each extension member possessing a vertebral endplate-engaging member.
Claims17
A vertebral distractor which comprises:
- a) a pair of operating members each of which possesses a proximal portion adapted for manual gripping and a distal portion adapted for spreading vertebrae, the operating members being connected to each other by a pivot member disposed between their proximal and distal portions;
- b) a pair of extension members, each extension member being connected to the distal portion of each operating member and laterally offset on the same side thereof;
- and,
- c) at least one vertebral endplate-engaging member connected to each extension member.
1 more element
A rasp for the removal of tissue from a vertebral endplate which comprises an elongate handle portion terminating in a head portion having upper and lower surfaces with at least one such surface having a rasping configuration.
Dependencies are inferred from the claim text.