US 11,931,226 B2
Wound dressing sealant and use thereof
Sarah Jenny Collinson, Hull (GB); Nicholas Charlton Fry, Pocklington (GB); Philip Gowans, Doncaster (GB); Edward Yerbury Hartwell, Hull (GB); and Marcus Damian Phillips, Wakefield (GB)
Assigned to Smith & Nephew PLC, Watford (GB)
Filed by Smith & Nephew PLC, Watford (GB)
Filed on Jan. 31, 2020, as Appl. No. 16/779,436.
Application 16/779,436 is a division of application No. 14/776,088, abandoned, previously published as PCT/GB2014/050786, filed on Mar. 14, 2014.
Claims priority of provisional application 61/907,350, filed on Nov. 21, 2013.
Claims priority of provisional application 61/906,865, filed on Nov. 20, 2013.
Claims priority of provisional application 61/829,187, filed on May 30, 2013.
Claims priority of provisional application 61/828,604, filed on May 29, 2013.
Claims priority of provisional application 61/800,040, filed on Mar. 15, 2013.
Claims priority of application No. 1309662 (GB), filed on May 30, 2013; and application No. 1309709 (GB), filed on May 30, 2013.
Prior Publication US 2020/0170843 A1, Jun. 4, 2020
Int. Cl. A61F 13/02 (2006.01); A61F 13/00 (2006.01); A61L 15/42 (2006.01); A61L 15/58 (2006.01); A61M 1/00 (2006.01)
CPC A61F 13/0253 (2013.01) [A61F 13/00068 (2013.01); A61F 13/0216 (2013.01); A61L 15/42 (2013.01); A61L 15/58 (2013.01); A61M 1/90 (2021.05)] 17 Claims
OG exemplary drawing
 
1. A method of treating a wound, comprising:
providing a wound dressing comprising:
a backing layer; and
one or more transmission layers positioned beneath the backing layer;
removing a portion of the wound dressing to create a main wound dressing portion with one or more exposed portions, wherein the one or more transmission layers is exposed at the one or more exposed portions;
positioning the main wound dressing portion over a wound;
sealing the main wound dressing portion to skin surrounding the wound;
dispensing a composition comprising a silicone curing system to a location at or within the one or more exposed portions of the main wound dressing portion thereby sealing the one or more exposed portions; and
wherein the composition is shear thinning or shape conforming when subject to load such that the viscosity of the composition is reduced when the composition is subject to shear forces during dispensing, the composition having viscosity in the range of 10 to 100 Pa·s.