Medical device for providing access
CA 2493052 C · Owner: Patankar, Mangesh · Inventors: Patankar, Mangesh; Udwadia, Tehemton Erach; Kathrani, Biten Kishore
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
The invention provides, in one embodiment a multifunctional, multi-piece , medical device and related method for providing access to an internal body cavity such as for , use with a vacuum lift , shell. The device can include a cannula and a cannula extension. The device provides a conduit , between the external environment and operative field inside the patient's body during medical , procedures, including diagnostic therapeutic and surgical procedures. The invention allows , entry and exit of air or gas to help create and maintain the operative field. The invention can be , used to provide an open and unobstructed working path and allows the , operative space to be maintained at …
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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 January 14, 2005 and granted October 22, 2013. A Canadian patent filed from October 1, 1989 lasts 20 years from filing, so its term ended January 14, 2025.
- 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.