US 11,723,808 B2
Detecting microbial infections in wounds
Michael Burnet, Tübingen (DE); Philip Bowler, Appleton (GB); Sarah Wroe, Manchester (GB); Jade Steven, Ellesmere Port (GB); Daniel Metcalf, Sale (GB); David Parsons, West Kirby (GB); Lucy Ballamy, Llangollen (GB); Andrea Heinzle, Gratwein-Strassengel (AT); Eva Sigi, Sankt Barbara im Mürztal (AT); Daniel Luschnig, Graz (AT); and Clemens Gamerith, Graz (AT)
Assigned to CONVATEC TECHNOLOGIES INC., Las Vegas, NV (US); SYNOVO GMBH, Tübingen (DE); and QUALIZYME DIAGNOSTICS GMBH AND CO KG, Graz (AT)
Filed by CONVATEC TECHNOLOGIES INC., Las Vegas, NV (US); SYNOVO GMBH, Tübingen (DE); and QUALIZYME DIAGNOSTICS GMBH AND CO KG, Graz (AT)
Filed on Aug. 9, 2021, as Appl. No. 17/397,462.
Application 17/397,462 is a continuation of application No. 16/090,045, abandoned, previously published as PCT/US2017/024991, filed on Mar. 30, 2017.
Claims priority of provisional application 62/315,565, filed on Mar. 30, 2016.
Prior Publication US 2021/0361490 A1, Nov. 25, 2021
Int. Cl. A61F 13/00 (2006.01); A61L 15/38 (2006.01); A61L 15/56 (2006.01); G01N 33/00 (2006.01); A61B 5/00 (2006.01); A61B 10/00 (2006.01); A61F 13/84 (2006.01); C12Q 1/37 (2006.01)
CPC A61F 13/00051 (2013.01) [A61B 5/445 (2013.01); A61L 15/38 (2013.01); A61L 15/56 (2013.01); G01N 33/00 (2013.01); A61B 10/0045 (2013.01); A61F 2013/00429 (2013.01); A61F 2013/8473 (2013.01); C12Q 1/37 (2013.01)] 11 Claims
OG exemplary drawing
 
1. A wound dressing comprising:
a) a wound contacting layer;
b) a reagent layer comprising one or more testing regions, wherein the reagent layer is in fluid communication with the wound contacting layer; and
c) an outer layer that overlays the reagent layer,
wherein the one or more testing regions comprise a leach-back trap in fluid communication with a reagent pad and one or more lines of wicking stitching or wicking tufting crossing through the one or more testing regions only at the leach-back trap.