Assessment of Colostomy Bags with an Active Chamber Filter System and Incidence of Filter-Related Complication

Inclusion Criteria: * Adult aged over 18 years * Colostomy for 6 months or longer * Experiences any filter-related complications, such as ballooning, pancaking, odour, or faecal leakage through the filter, at least once a week (7 days) * Independent in colostomy care * Using a flat, closed colostomy bag * Stoma size (diameter) less than 55 mm * Using a colostomy bag with a hydrocolloid wafer (baseplate) * Able to read and complete the study questionnaire in English Exclusion Criteria: * Uses colostomy irrigation * Bleeding or broken peristomal skin * Receiving or had radiotherapy or chemotherapy in the last 2 months * Pregnant or breastfeeding * Taking part in another clinical study * Currently receiving treatment under the care of a stoma clinical nurse specialist