Touch mapping

A method of monitoring the pressure applied to an ostomy appliance during application to the skin, the ostomy appliance comprising an adhesive wafer comprising a backing layer facing away from the skin and an adhesive layer for attachment to the skin, the method comprising the steps of: providing sensing means capable of recording application of pressure to the wafer, applying the adhesive wafer to the skin surrounding the stoma by applying pressure to the sensing means and wafer and retrieving the recorded data from the sensing means.