Medical devices for use in collecting waste of individuals who have undergone the surgical process that has resulted an ostomy; medical devices in the nature of stoma sealants, adhesives, wafers, hydrocolloid wafers, perimeter barriers and rings for effecting a seal or adhesion between a patient and an ostomy wafer, flange, bag or pouch; textile covers for ostomy bags or pouches; abdominal support belts for holding ostomy bags or pouches to a patient; medical cutters for sizing and cutting stoma openings in ostomy wafers; medical devices in the nature of water feed system and components for flushing stomas or ostomy bags or pouches, a water bottle adapter for enabling the use of bottled water to flush stomas or ostomy bags or pouches, and a retrofit adapter for converting conventional drainable ostomy bags or pouches to enable flushing of said ostomy bags or pouches; medical device kits containing medical devices for use in collecting waste of individuals who have undergone ostomy surgery