US 11,992,586 B2
Breast shield arrangement for a breast pump
Aafje Gijsbertha Koster, Eindhoven (NL); Gertrude Riëtte Bakker-Van Der Kamp, Den Helder (NL); Daan Hendrik Gosenshuis, Waarle (NL); Johannes Tseard Van Der Kooi, Munein (NL); Lili-Marjan Brockhuis, Geldrop (NL); and Christoph Dobrusskin, Nuenen (NL)
Assigned to KONINKLIJKE PHILIPS N.V., Eindhoven (NL)
Appl. No. 16/978,801
Filed by KONINKLIJKE PHILIPS N.V., Eindhoven (NL)
PCT Filed Mar. 4, 2019, PCT No. PCT/EP2019/055234
§ 371(c)(1), (2) Date Sep. 8, 2020,
PCT Pub. No. WO2019/174942, PCT Pub. Date Sep. 19, 2019.
Claims priority of application No. 18161312 (EP), filed on Mar. 12, 2018.
Prior Publication US 2020/0405925 A1, Dec. 31, 2020
Int. Cl. A61M 1/06 (2006.01); A61J 13/00 (2006.01)
CPC A61M 1/066 (2014.02) [A61J 13/00 (2013.01)] 20 Claims
OG exemplary drawing
 
1. A breast shield arrangement for a breast pump, the breast shield arrangement comprising:
a first sealing portion adapted to seal the breast shield arrangement against a breast of a user;
a port adapted to be coupled to an expression kit or to be a part of the expression kit; and
an intermediate portion coupled to the first sealing portion and the port,
said intermediate portion having a circumferentially extending wall defining a first volume adapted to receive a part of the breast including a nipple and at least part of an areola,
said intermediate portion having a first end, a curved portion and a second end,
wherein the curved portion comprises a second sealing portion,
said second sealing portion being adapted to seal at least part of the curved portion against the nipple of the part of the breast received by the intermediate portion when a vacuum is applied at the port of the breast shield arrangement, thereby creating a second volume between the first and second sealing portions and the breast,
wherein the curved portion at the second volume is curved outwardly as seen from the first sealing portion.