Patent ID: 6197010
Filing Date: 2001-03-06
Classification: A61F,Y10T

Abstract:
An adhesive faceplate for a two-piece ostomy appliance comprising an adhesive wafer having opposite side surfaces and an outer peripheral edge; said wafer being composed of a soft, tacky elastomer constituting a continuous first phase and liquid-absorbing hydrocolloid particles dispersed throughout constituting a discontinuous second phase; a removable release sheet covering one side surface of said wafer and a thin flexible backing film covering the wafer's opposite side surface and having an outer peripheral edge terminating along said outer peripheral edge of said wafer; a coupling ring of flexible plastic material having an annular connecting portion defining a stoma-receiving opening and a radially outwardly extending flange portion formed integrally with said connecting portion and having an outer edge spaced inwardly from said outer peripheral edges of said wafer and said backing film; said flange portion being affixed directly to said backing film; and a flexible cover layer overlying and being secured to both said flange portion and said backing film; said cover layer extending radially outwardly from said annular connecting portion of said coupling ring and terminating along said outer peripheral edge of said wafer.