Patent ID: 6869422

Claim:
A method of assembling a mounting disc for an ostomy appliance comprising the steps of providing a flexible plastic disc having a convex central body portion and a surrounding annular rim, providing a first foam disc having first and second faces and having pressure-sensitive adhesive on each of said faces covered by first and second release liners, said first foam disc having an outer diameter substantially corresponding to the outer diameter of said flexible plastic disc, providing a second foam disc having first and second faces and having pressure-sensitive adhesive on said first face of said second foam disc covered by a third release liner, said second foam disc having an outer diameter greater than the outer diameter of said flexible plastic disc, providing an adhesive skin barrier disc having an outer diameter substantially corresponding to the outer diameter of said second foam disc, removing said first liner from the adhesive on the first face of said first disc and adhering said first face to the second face of said second foam disc, removing the third release liner from the adhesive on the first face of said second foam disc and adhering the first face of the second foam disc to one face of the adhesive skin barrier disc, removing said second liner from the adhesive on the second face of said first disc and adhering said second face to the convex central body portion and the surrounding annular rim of said plastic disc, applying heat and pressure to said skin barrier disc at an annular zone corresponding to said annular rim to seal said discs and to smooth the foam and hydrocolloid discs over the central body portion of the plastic disc.