POSITIVE PRESSURE MEDICAL DRESSINGS WITH VALVE AND KITS CONTAINING SAME

摘要

Medical dressings and medical dressing kits that can be used to proved positive pressure wound therapy. The medical dressings include one or more normally-closed valves. The medical dressing kits may further include fittings.

主权项

1. A medical dressing comprising:
a backing having generally opposed first and second major surfaces, a passage defined therethrough connecting the first and second major surfaces, and a perimeter of the second major surface; adhesive disposed at least proximate to the perimeter of the second major surface; and a normally-closed one-way flow control valve affixed to the backing and surrounding the passage therethrough; wherein the normally-closed one-way flow control valve permits fluid flow in a first direction from the first major surface to the second major surface when in an open configuration and restricts fluid from flowing in a second direction from the second major surface to the first major surface when in a closed configuration; and wherein, if the medical dressing is applied over a treatment site, then the medical dressing defines a normally-sealed environment over the treatment site.