The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.

The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.

Date of Patent:
Apr. 11, 2017

Filed:

Feb. 12, 2016
Applicant:

Smith & Nephew Plc, London, GB;

Inventors:

Patrick Lewis Blott, York, GB;

Bryan Greener, York, GB;

Edward Yerbury Hartwell, Hull, GB;

Tina Michelle Walker, York, GB;

Julian Lee-Webb, York, GB;

Derek Nicolini, Hull, GB;

Clare Green, Crockey Hill, GB;

Robin Paul Martin, York, GB;

Assignee:

Smith & Nephew PLC, London, GB;

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
A61M 5/00 (2006.01); A61M 1/00 (2006.01); A61M 35/00 (2006.01); A61M 3/02 (2006.01); A61F 13/00 (2006.01); A61F 13/02 (2006.01); A61M 37/00 (2006.01); A61M 25/16 (2006.01); A61F 7/00 (2006.01); A61M 27/00 (2006.01);
U.S. Cl.
CPC ...
A61M 35/00 (2013.01); A61F 13/00068 (2013.01); A61F 13/0206 (2013.01); A61F 13/0216 (2013.01); A61M 1/0058 (2013.01); A61M 1/0062 (2013.01); A61M 1/0084 (2013.01); A61M 1/0088 (2013.01); A61M 3/0229 (2013.01); A61F 2007/0059 (2013.01); A61F 2013/00357 (2013.01); A61M 27/00 (2013.01); A61M 2202/0208 (2013.01); A61M 2205/368 (2013.01); A61M 2205/3653 (2013.01);
Abstract

An apparatus for cleansing and promoting tissue growth in wounds, in which irrigant fluid optionally containing cell nutrients and/or other physiologically active material from a reservoir connected to a conformable wound dressing and wound exudate from the dressing are recirculated by a device for moving fluid through a flow path which passes through the dressing, a biodegradable scaffold in contact with the wound bed and a means for fluid cleansing and back to the dressing. The apparatus has means for supplying thermal energy to the fluid in the wound. The cleansing means (which may be a single-phase, e.g. micro-filtration, system or a two-phase, e.g. dialytic system) removes materials deleterious to wound healing, and the cleansed fluid, still containing materials that are beneficial in promoting wound healing, is returned to the wound bed. The dressing and a method of treatment using the apparatus.


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