Spinal implant fixation assembly
CA 2217518 A1 · Owner: Spinal Innovations · Inventors: Richelsoph, Marc
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
A spinal implant fixation assembly includes a bone fixation member, such as a screw or hook for fixation to a bone. A rod receiving seat is operatively connected to the bone fixation element for seating a portion of a rod therein. A locking mechanism, in the form of a nut and locking ring engage the rod receiving seat for forcing an inner wall of the rod receiving seat to contour around and engage the rod seated therein and for locking and fixing the rod relative to the inner housing. In one embodiment the locking ring, secures a head portion of the bone fixation element within the assembly. A method is also provided for locking the rod to a bone by fixing a rod seating member to a bone and …
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Listed from its CIPO record in Patent Yard's archive of Canadian patents past their term. Its claims, description and drawings are in the CIPO record and on Google Patents, and the Claude kit works from them.
Why it's free to use
- Filed October 6, 1997. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended October 6, 2017.
- A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by October 6, 2019.
- We check Canadian rights only. A patent in its family in another country could still be in force: check its family on Google Patents.
Timeline
Timeline From CIPO dates
Sources & verification
Official CIPO records
Everything on this page comes from the CIPO record linked above. Contains information licensed under the Open Government Licence – Canada.