Patent SG-11201909386S-A (SG)
Title: Composite dressings for improved granulation and reduced maceration with negative-pressure treatment
Inventor: LOCKE CHRISTOPHER
IPC: A61F13/02
Filed: 2018-06-05
Abstract: INTERNATIONAL APPLICATION PUBLISHED UNDER THE PATENT COOPERATION TREATY (PCT) (19) World Intellectual Property Organization International Bureau (43) International Publication Date 13 December 2018 (13.12.2018) WIPO I PCT oimiolollm °nolo Hum omit Il 1111101 ois (10) International Publication Number WO 2018/226624 Al (51) International Patent Classification: A61F 13/00 (2006.01) A61F 13/02 (2006.01) A61M 1/00 (2006.01) (21) International Application Number: PCT/US2018/035957 (22) International Filing Date: 05 June 2018 (05.06.2018) (25) Filing Language: English (26) Publication Language: English (30) Priority Data: 62/516,566 07 June 2017 (07.06.2017) US 62/516,550 07 June 2017 (07.06.2017) US 62/516,540 07 June 2017 (07.06.2017) US 62/565,754 29 September 2017 (29.09.2017) US (71) Applicant: KCI LICENSING, INC. [US/US]; Legal De- partment-Intellectual Property, P.O. Box 659508, San An- tonio, TX 78265-9508 (US). (72) Inventors: LOCKE, Christopher, Brian; 6 Bosworth Mews, Bournemouth BH9 3SD (GB). ROBINSON, Tim- othy, Mark; 19 Wessex Avenue, Shillingstone DT11 OTG (GB). (74) Agent: WELCH, Gerald, T. et al.; Harness, Dickey & Pierce, P.L.C., 5445 Corporate Drive, Suite 200, Troy, MI 48098 (US). (81) Designated States (unless otherwise indicated, for every kind of national protection available): AE, AG, AL, AM, AO, AT, AU, AZ, BA, BB, BG, BH, BN, BR, BW, BY, BZ, CA, CH, CL, CN, CO, CR, CU, CZ, DE, DJ, DK, DM, DO, DZ, EC, EE, EG, ES, FI, GB, GD, GE, GH, GM, GT, HN, HR, HU, ID, IL, IN, IR, IS, JO, JP, KE, KG, KH, KN, KP, KR, KW, KZ, LA, LC, LK, LR, LS, LU, LY, MA, MD, ME, MG, MK, MN, MW, MX, MY, MZ, NA, NG, NI, NO, NZ, OM, PA, PE, PG, PH, PL, PT, QA, RO, RS, RU, RW, SA, SC, SD, SE, SG, SK, SL, SM, ST, SV, SY, TH, TJ, TM, TN, TR, TT, TZ, UA, UG, US, UZ, VC, VN, ZA, ZM, ZW. (84) Designated States (unless otherwise indicated, for every kind of regional protection available): ARIPO (BW, GH, GM, KE, LR, LS, MW, MZ, NA, RW, SD, SL, ST, SZ, TZ, UG, ZM, ZW), Eurasian (AM, AZ, BY, KG, KZ, RU, TJ, TM), European (AL, AT, BE, BG, CH, CY, CZ, DE, DK, EE, ES, FI, FR, GB, GR, HR, HU, IE, IS, IT, LT, LU, LV, MC, MK, MT, NL, NO, PL, PT, RO, RS, SE, SI, SK, SM, TR), OAPI (BF, BJ, CF, CG, CI, CM, GA, GN, GQ, GW, KM, ML, MR, NE, SN, TD, TG). = (54) Title: COMPOSITE DRESSINGS FOR IMPROVED GRANULATION AND REDUCED MACERATION WITH NEGATIVE- PRESSURE TREATMENT W O 20 18/ 2266 24 Al (57) : A dressing for treating a tissue site with negative pres- sure may include a first layer having a first side, a second side, and fenestrations having a raised edge extending from the first side. The raised edge is configured to expand in response to a pressure gradi- ent across the first layer. The dressing also includes a second layer adjacent to the first side. The second layer includes a manifold. The dressing also includes a cover coupled to the second layer opposite the first layer. The cover includes a polymer drape. FIG. 2 [Continued on next page] WO 2018/226624 Al MIDEDIMOMMIDEFIEHIOHOHMOIDEHHEVOIS Published: with international search report (Art. 21(3)) before the expiration of the time limit for amending the claims and to be republished in the event of receipt of amendments (Rule 48.2(h))