Spine fixing apparatus
AssigneesSolco Surgical Instruments Co., Ltd., Choon Ki Lee
InventorsChoon Ki Lee, Cheol Sang Kim, Sung Pil Choi
Life of this patent
Estimating the term…
Abstract
An apparatus for fixing the spine, and particularly to a spine fixing apparatus for fixing an unstable spine, caused by a fracture or a disease, to be properly collaborated together such that the spine can recover its stable state. The spine fixing apparatus comprising a plurality of spine screw members combined to the spine with a certain distance; a pair of rods detachably combined to the spine screw members, the rods connecting and supporting the spine screw members; pressing members detachably combined to the spine screw members, the pressing member pressing the rod toward the spine screw member; and a connecting device integrally combined to the pressing member, the connecting device flexibly connecting the spine screw members.
Claims9
A spine fixing apparatus comprising:
- a) a plurality of spine screw members securable to the spine at spaced apart locations, each spine screw member including:
- a screwing portion securable to the spine and having a thread thereon;
- a hollow head portion including an insert depression, an open end, and a thread formed on an outer surface thereof;
- and
- a neck integrally formed between the hollow head portion and the screwing portion;
- b) a pair of rods received in the insert depression of the hollow head portion and detachably securable to the spine screw members, the rods connecting and supporting the spine screw members;
- c) a plurality of pressing members detachably securable to the spine screw members, each pressing member pressing the rod toward the spine screw member;
- d) a connecting device integrally formed with the pressing member and adjustably connecting the spine screw members;
- and
- e) a hollow screw cap including:
- a hollow body having a thread on an inner surface thereof in order to engage with the thread formed on the outer surface of the hollow head portion of the spine screw member, the hollow screw cap covering the hollow head portion while pressing the pressing member combined with the spine screw member.
Dependencies are inferred from the claim text.