Surgical instrument
CA 2612078 C · Owner: Marsh Surgical, Inc. · Inventors: Perlin, Alfred
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
A surgical instrument including a sleeve through which a tool is inserted and having a rotatable housing to facilitate in situ tool exchange and a pair of handles rotatable among at least two lockable positions. One handle includes a latching mechanism and the other includes a locking part for one-handed locking/unlocking. The handles are coupled to drums connected by an inner shaft having winglets for locking the handles to each other or to the housing for rotating the handles about the instrument or relative to each another. Optionally, a knob is coupled to the housing via a bearing shaft having a groove for receiving a movable locking plate which is movable between locked , and …
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 June 9, 2006 and granted May 19, 2015. A Canadian patent filed from October 1, 1989 lasts 20 years from filing, so its term ended June 9, 2026.
- Certificates of supplementary protection extend only drug patents, and it isn't classified as one.
- 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.