Patent · US Expired

Occlusive wound care dressing

US4738257A · kind A · utility

158Cited by
10References
12Claims
0Family size

Assignee

Inventors

Key dates

Filing dateSep 15, 1986
Grant dateApr 19, 1988
Priority date
Expiry dateSep 15, 2006

Classification

  • Technology area (CPC A)Human Necessities
  • CPC primaryA61L15/60
  • WIPO fieldMedical technology
  • WIPO sectorInstruments

Abstract

An occlusive dressing for care of skin wounds includes a skin contacting barrier layer and an overlying backing layer. The backing layer is formed from a thin sheet which is stretchable, and the barrier layer is formed from a composition having an elastomeric phase integrated by a cross-linked polymer network with a particular water-absorbing hydrocolloid phase dispersed therein.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.