Device for percutaneus transpedicular spine stabolization
Transpedicularly set screws through the hollow that vertebroplasty is performed. Tubes for use as cement fixation rods. Percutaneous method.
Percutaneous vertebroplasty is performed, pedicle fixation, the use of tubes simplifies and speeds up the procedure.
Orthopedics, neurosurgery, oncology, spinal surgery.
Device for percutaneous transpedicular spinal stabilization comprising a first two screws and two second screws, said first screw is provided with a series-connected first head with means providing its screwing, and the first core with a first pointed tip on the first shaft is the first male thread on the first head rasplozhen second external thread, the first screw provided with the first through-hole formed axially, a second screw is provided with a series-connected second head with means for ensuring it is screwed in, and a second rod with a second pointed end, the second rod is the third male thread, the second screw made from a second through-hole formed axially as well as two connecting pieces, wherein the first holes and second holes are filled with cement, characterized in that two third screw slots and the fourth external thread and two pipes introduced therein formed reinforced with a nipple on one of all, the second hole from the second head provided with a first internal thread and supplemented groove formed open tube connected at their nipples to the first head via the respective second external threads and the second internal threads, partially housed in respective slots second heads secured therein by respective Thirdly screws and filled with cement.
18-Feb-2016
PCT/RU2015/000507
俄罗斯
