Patent ID: 11957546
Assignee: 3M INNOVATIVE PROPERTIES COMPANY
Field: Medical technology (Instruments)
Classification: CPC A | IPC A

Claim 16:
17. An apparatus for collecting fluid from a tissue site, comprising:
an upstream layer having a hydrophilic side and a hydrophobic side;
a downstream layer having a hydrophilic side and a hydrophobic side;
an absorbent member positioned between the upstream layer and the downstream layer, the hydrophilic side of the upstream layer positioned facing the absorbent member, and the hydrophilic side of the downstream layer positioned facing the absorbent member;
a sealing member positioned adjacent to the downstream layer;
a non-adherent interface adapted to be positioned between the upstream layer and the tissue site; and
wherein the sealing member is bonded to the downstream layer by a first hot-melt web layer, and the non-adherent interface is bonded to the upstream layer by a second hot-melt web layer.