Patent SG-11202000087Q-A (SG)
Title: Biocompatible encapsulation and component stress relief for sensor enabled negative pressure wound therapy dressings
Inventor: HUNT ALLAN
IPC: A61F13/02
Filed: 2018-07-23
Abstract: INTERNATIONAL APPLICATION (19) World Intellectual Property Organization International Bureau PUBLISHED UNDER THE PATENT COOPERATION TREATY (PCT) lVIII 0111111v111111010VIIIVIIIioIo VIII100110111110 0IIIIII (43) International Publication Date 31 January 2019 (31.01.2019) (10) International Publication Number WO 2019/020550 A2 WIPO I PCT 62/536921 25 July 2017 (25.07.2017) US 62/536926 25 July 2017 (25.07.2017) US 62/556461 10 September 2017 (10.09.2017) US 1804502.1 21 March 2018 (21.03.2018) GB (71) Applicant: SMITH & NEPHEW PLC [GB/GB]; 15 Adam Street, London WC2N 6LA (GB). (72) Inventors: HUNT, Allan, Kenneth, Frazer, Grugeon; Smith & Nephew 101 Hessle Road, Hull HU3 2BN (GB). PARTINGTON, Lee; Smith & Nephew 101 Hessle Road, Hull HU3 2BN (GB). QUINTANAR, Felix, Clarence; Smith & Nephew 101 Hessle Road, Hull HU3 2BN (GB). STEWARD, Daniel, Lee; Smith & Nephew 101 Hessle Road, Hull HU3 2BN (GB). URWIN, Charlotte; Smith & Nephew 101 Hessle Road, Hull HU3 2BN (GB). (74) Agent HINES, Adam; Smith & Nephew, 101 Hessle Road, Hull East Yorkshire HU3 2BN (GB). (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, (51) International Patent Classification: HO5K 3/28 (2006.01) A61F 13/02 (2006.01) A61F 13/00 (2006.01) 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). (21) International Application Number: PCT/EP2018/069883 (22) International Filing Date: 23 July 2018 (23.07.2018) English English (25) Filing Language: (26) Publication Language: (30) Priority Data: Published: without international search report and to be republished upon receipt of that report (Rule 48.2(g)) (54) Title: BIOCOMPATIBLE ENCAPSULATION AND COMPONENT STRESS RELIEF FOR SENSOR ENABLED NEGATIVE PRESSURE WOUND THERAPY DRESSINGS 402 /// // / /////// 2? - 2/// ////////////// /////// 440B-' W O 20 19/0 2055 0 A2 FIG. 5B (57) : Devices and methods for encapsulating a portion of a wound dressing with biocompatible coating are disclosed. In some embodiments, a method includes coating a first side of a flexible wound contact layer of the wound dressing with a hydrophobic coating. The first side of the wound contact layer can support a plurality of electronic components. The method can further include coating a second side of the wound contact layer opposite the first side with the hydrophobic coating. The wound contact layer can be foiined at least partially from hydrophilic material.