Methods, systems, and instruments for inserting prosthetic implants
CA 2362792 A1 · Owner: Kelman, David C. · Inventors: Mckinnon, Brian W.; Kelman, David C.
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
An inserter (10) includes a frame (12) having a central bore through which a threaded rod (24) is inserted. The threaded rod (24) is inserted into an implant (40) to secure the inserter (10) to the implant (40). A thumbscrew (14) is located along a length of the rod (24) and is used by an operator to thread the rod (24) into the implant (40). A biasing member (30) which , preferably comprises a set of spring washers (30) is located between the , thumbscrew (14) and a slider (18). A lever (16) on the inserter has a cammed surface which forces the slider (18) toward the thumbscrew (14) when the lever (16) is closed. When the slider (18) moves closer to the thumbscrew (14) the , spring …
Read the whole patent
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 March 3, 2000. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended March 3, 2020.
- A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by March 3, 2022.
- 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.