Dressing and apparatus for cleansing the wounds
CA 2563994 C · Owner: Smith & Nephew, Plc · Inventors: Lee-Webb, Julian; Blott, Patrick Lewis; Nicolini, Derek
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
A dressing (2) and an apparatus (1) comprising the dressing for cleansing the , wounds (5) in which an irrigant fluid from a reservoir (12) connected to a conformable would dressing and would exudate from the dressing are moved by a device (18) (which may be a single pump or two pumps) for moving fluid through a flow Path (6, 7, 9, 10) which passes through the dressing with a means for providing simultaneous aspiration and irrigation of the wound to provide a , desired balance of fluid at a controlled nominal flow rate that removes materials deleterious to wound healing while distributing materials that are beneficial in promoting would healing over the would bed.
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 April 27, 2005 and granted July 28, 2015. A Canadian patent filed from October 1, 1989 lasts 20 years from filing, so its term ended April 27, 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.