US 12,083,263 B2
Negative pressure wound treatment apparatuses and methods with integrated electronics
William Kelbie, Inverness (GB); and Daniel Lee Steward, Kingston upon Hull (GB)
Assigned to Smith & Nephew PLC, Watford (GB)
Appl. No. 17/439,715
Filed by Smith & Nephew PLC, Watford (GB)
PCT Filed Mar. 18, 2020, PCT No. PCT/EP2020/057407
§ 371(c)(1), (2) Date Sep. 15, 2021,
PCT Pub. No. WO2020/187971, PCT Pub. Date Sep. 24, 2020.
Claims priority of application No. 1903774 (GB), filed on Mar. 20, 2019.
Prior Publication US 2022/0160952 A1, May 26, 2022
Int. Cl. A61M 1/00 (2006.01); A61F 13/05 (2024.01)
CPC A61M 1/962 (2021.05) [A61F 13/05 (2024.01); A61M 2205/7518 (2013.01)] 16 Claims
OG exemplary drawing
 
1. A wound dressing apparatus comprising:
a wound contact layer comprising a proximal wound-facing face and a distal face, wherein the proximal wound-facing face is configured to be positioned in contact with a wound;
at least one absorbent layer over the wound contact layer;
a cover layer configured to cover and form a seal over the wound contact layer and the at least one absorbent layer;
an electronics assembly comprising:
an electronics unit comprising a negative pressure source; and
a plate or label;
wherein the cover layer comprises at least one opening configured to receive the electronics assembly; and
a preshaped film, wherein the film is formed to be inserted into the at least one opening, wherein the film is configured to be inserted into the at least one opening separately from the electronic assembly;
wherein the film comprises an aperture and the at least one absorbent layer is configured to be in fluid communication with the aperture;
wherein the electronics assembly is configured to be placed over the film in the at least one opening and the electronics unit is enclosed within the film and the plate or label.