Patents by Inventor Sarah E. Wroe Nield

Sarah E. Wroe Nield has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • NEGATIVE PRESSURE WOUND DRESSING
    Publication number: 20220331168
    Abstract: A dressing for negative pressure wound therapy includes an absorbent layer comprising a gelling absorbent material for absorbing exudate, a peripheral adhesive skin contact layer comprising a hydrocolloid adhesive and defining a window through which the absorbent layer is able to contact a wound, and a cover layer that is water impermeable and air permeable. The cover layer defines an aperture to be used with a pump assembly to provide negative pressure to a wound site.
    Type: Application
    Filed: April 11, 2022
    Publication date: October 20, 2022
    Inventors: Stephen S. BISHOP, Lucy L. BALLAMY, Sarah E. WROE NIELD, Duncan GILDING
  • Negative pressure wound dressing
    Patent number: 11331221
    Abstract: A dressing for negative pressure wound therapy includes an absorbent layer comprising a gelling absorbent material for absorbing exudate, a peripheral adhesive skin contact layer comprising a hydrocolloid adhesive and defining a window through which the absorbent layer is able to contact a wound, and a cover layer that is water impermeable and air permeable. The cover layer defines an aperture to be used with a pump assembly to provide negative pressure to a wound site.
    Type: Grant
    Filed: December 27, 2019
    Date of Patent: May 17, 2022
    Assignee: CONVATEC LIMITED
    Inventors: Stephen S. Bishop, Lucy L. Ballamy, Sarah E. Wroe Nield, Duncan Gilding
  • NEGATIVE PRESSURE WOUND DRESSING
    Publication number: 20210196525
    Abstract: A dressing for negative pressure wound therapy includes an absorbent layer comprising a gelling absorbent material for absorbing exudate, a peripheral adhesive skin contact layer comprising a hydrocolloid adhesive and defining a window through which the absorbent layer is able to contact a wound, and a cover layer that is water impermeable and air permeable. The cover layer defines an aperture to be used with a pump assembly to provide negative pressure to a wound site.
    Type: Application
    Filed: December 27, 2019
    Publication date: July 1, 2021
    Inventors: Stephen S. Bishop, Lucy L. Ballamy, Sarah E. Wroe Nield, Duncan Gilding