Intervertebral spacer and implant insertion instrumentation
CA 2417181 A1 · Owner: Osteotech, Inc. · Inventors: Kaes, David; Scarborough, Nelson L.; Lin, Jo-Wen
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
An intervertebral spacer (400) formed of dense cancellous human or animal bone is provided. In one preferred embodiment the intervertebral spacer (400) , includes at least one bore (414) which is dimensioned to receive a plug (412) formed from cortical bone tissue. The cortical bone plug (412) provides increased mechanical strength to the intervertebral spacer (400). Instrumentation for gauging the size of an intervertebral receiving bed and for grasping and inserting an intervertebral spacer or implant into an intervertebral receiving bed are also provided. These instruments include a spacer trial or set of spacer trials for determining the appropriate size spacer required for a …
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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 July 26, 2001. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended July 26, 2021.
- A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by July 26, 2023.
- 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.