Spinal fixation device

摘要

An enclosure device connecting a pedicle fixation device with an elongated spinal fixation member. The enclosure device can include an enclosure member and an elongated guide member affixed to the enclosure member and defining a fracture region for breaking off the guide member from the enclosure member. The enclosure member can have a spherical outer surface rotatably received within a receiver portion of the pedicle fixation device. The enclosure member can include an internal bore capable of slidably receiving the fixation member.

主权项

1. An enclosure device for connecting a pedicle fixation device with an elongated spinal fixation member, the enclosure device comprising:
an enclosure member having an outer surface and an internal bore adapted for slidably receiving the spinal fixation member, the enclosure member received within a U-shaped receiver portion of the pedicle fixation device; and an elongated guide wire having a terminal end fixedly attached to a portion of the outer surface of the enclosure member to guide the enclosure member into the pedicle fixation device, the guide wire having a fracture region for breaking off the guide wire from the enclosure member, the fracture region dimensioned such that the portion of the guide wire that remains attached to the enclosure member after the guide wire breaks from the enclosure member is fully contained within the pedicle fixation device.