US 12,453,646 B2
Prosthesis liner
Bernard Garus, Einbeck (DE); Lueder Mosler, Duderstadt (DE); Christian Mueller, Kalefeld (DE); and Lukas Bruenjes, Goettingen (DE)
Assigned to OTTOBOCK SE & CO. KGAA, Duderstadt (DE)
Filed by OTTOBOCK SE & CO. KGAA, Duderstadt (DE)
Filed on Jun. 7, 2021, as Appl. No. 17/341,011.
Application 17/341,011 is a continuation of application No. 15/672,107, filed on Aug. 8, 2017, granted, now 11,065,134.
Claims priority of application No. 102016114681.1 (DE), filed on Aug. 8, 2016.
Prior Publication US 2021/0290415 A1, Sep. 23, 2021
Int. Cl. A61F 2/78 (2006.01); A61F 2/50 (2006.01); A61F 2/80 (2006.01)
CPC A61F 2/7812 (2013.01) [A61F 2/5046 (2013.01); A61F 2/80 (2013.01); A61F 2002/5001 (2013.01); A61F 2002/7806 (2013.01); A61F 2002/7818 (2013.01); A61F 2002/785 (2013.01); A61F 2002/802 (2013.01)] 23 Claims
OG exemplary drawing
 
1. A prosthesis liner configured to fit over a stump of a limb, the liner comprising:
a main body comprising:
an inner face directed towards a skin surface of the stump;
an outer face directed away from the stump;
a proximal access opening;
a closed distal end portion; and
a side wall extending from the access opening to the closed distal end portion;
at least one sealing lip arranged on the outer face of the main body and protruding radially outwards from the main body, the main body being sealed off distally with respect to the at least one sealing lip, wherein the main body is made at least partially of an air-permeable textile or air-permeable open-pore material at least proximal to the at least one sealing lip such that the liner is a breathable liner that permits air flow from the inner face to the outer face; and
a sealing cap made of an air-impermeable material positioned on the outer face of the main body at least partially distal to the at least one sealing lip, wherein the sealing cap is integrally formed and cast on the outer face of the main body.