(19)

(11)

EP 4 816 038 A1

(12)

(43) Date of publication: 07.10.2026 Bulletin 2026/41 (21) Application number: 24896884.4 (22) Date of filing: 02.12.2024

(51) International Patent Classification (IPC):  A61M 16/06(2006.01) A61M 16/08(2006.01) A61M 16/00(2006.01) A61M 16/16(2006.01) (52) Cooperative Patent Classification (CPC): A61M 16/0666; A61M 16/0672; A61M 16/0688; A61M 2205/0294; A61M 2205/0244; A61M 16/0858; A61M 2205/3331; A61M 2016/0027; A61M 2016/0021; A61M 2016/0024; A61M 2209/06; A61M 16/1085; A61M 16/1095; A61M 16/209; A61M 16/107; A61M 16/16; A61M 16/109; A61M 16/024; A61M 16/0066; A61M 2016/003; A61M 16/204; A61M 2205/502; A61M 2205/3653; A61M 2205/7536; A61M 16/0875; A61M 2206/10; A61M 2205/3592 (86) International application number: PCT/IB2024/062067 (87) International publication number: WO 2025/114974 (05.06.2025 Gazette 2025/23)

(84) Designated Contracting States: AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC ME MK MT NL NO PL PT RO RS SE SI SK SM TR Designated Extension States: BA Designated Validation States: GE KH MA MD TN (30) Priority: 01.12.2023 US 202363605282 P 22.12.2023 US 202363614306 P (71) Applicant: Fisher & Paykel Healthcare Limited East Tamaki, Auckland 2013 (NZ)	(72) Inventors: TAIT, Benjamin John Auckland, 2013 (NZ) PARKER, Madeline Rose Auckland, 2013 (NZ) HILLIARD, Andrew James Auckland, 2013 (NZ) KEMPS, David Robert Auckland, 2013 (NZ) HOSSEINI, Saeed Auckland, 2013 (NZ) (74) Representative: Haseltine Lake Kempner LLP  One Portwall Square Portwall Lane Bristol BS1 6BH Bristol BS1 6BH (GB)