Patent SG-11201909591Y-A (SG)
Title: A humidification device and system
Inventor: BUDHIRAJA NIMANSHA
IPC: A61M16/16
Filed: 2018-04-27
Abstract: WO 18/ 19808 1 Al (12) INTERNATIONAL APPLICATION PUBLISHED UNDER THE PATENT COOPERATION TREATY (PCT) (19) World Intellectual Property Organization International Bureau (43) International Publication Date 01 November 2018 (01.11.2018) WIPO I PCT omit IIl °nolo mu mollm IIIII oinio oimIE (10) International Publication Number WO 2018/198081 Al (51) International Patent Classification: A61M 16/16 (2006.01) (21) International Application Number: PCT/IB2018/052923 (22) International Filing Date: 27 April 2018 (27.04.2018) (25) Filing Language: English (26) Publication Language: English (30) Priority Data: 62/491,165 27 April 2017 (27.04.2017) US (71) Applicant: FISHER & PAYKEL HEALTHCARE LIMITED [NZ/NZ]; 15 Maurice Paykel Place, East Tama- ki, Auckland, 2013 (NZ). (72) Inventors: BUDHIRAJA, Nimansha; 15 Maurice Paykel Place, East Tamaki, Auckland, 2013 (NZ). DARBY, Adam John; 15 Maurice Paykel Place, East Tamaki, Auckland, 2013 (NZ). BOTHMA, Johannes Nicolaas; 15 Maurice Paykel Place, East Tamaki, Auckland, 2013 (NZ). HAMIL- TON, Mark Samuel; 15 Maurice Paykel Place, East Tama- ki, Auckland, 2013 (NZ). KURIGER, Donald Roy; 15 Maurice Paykel Place, East Tamaki, Auckland, 2013 (NZ). YATSEVICH, Igor Olegovich; 15 Maurice Paykel Place, East Tamaki, Auckland, 2013 (NZ). (74) Agent: CATALYST INTELLECTUAL PROPERTY; Level 5, 45 Johnston Street, Wellington, 6011 (NZ). (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: A HUMIDIFICATION DEVICE AND SYSTEM (57) : The invention relates to a non-heated humidification device comprising a wick; a chamber for holding water in contact with the wick; and a gas inlet to the chamber, wherein the chamber and wick are configured to humidify gas passing through or over the wick at ambient conditions. The device may be modular and attachable to a flow generator. The device may comprise dual gas circuits and a control system for controlling the gas flow through the gas circuits in order to control the humidity of the gas output. Figure 3B [Continued on next page] WO 2018/198081 Al D ill Published: — with international search report (Art. 21(3))