Patent ID: 7416543
Filing Date: 2008-08-26
Classification: A61L

Abstract:
1. A drainage bag for receiving bodily waste, comprising: an outer bag an inner bag; and a pouch or sachet containing an organic solvent; wherein: the outer bag is made of material soluble in cold water; the inner bag is made of material insoluble in water at ambient temperature and body temperature but rapidly soluble at ambient temperature in the organic solvent; the outer bag is separate from the inner bag; the material of the outer bag is different from the material of the inner bag; inner bag comprises a material, the material being selected from the group consisting of 2-oxepanone polymer (polycaprolactone), polyester amide and copolyester; the outer bag comprises a material, the material being selected from the group consisting of polyvinyl alcohol, hydroxypropyl methyl cellulose and polyethylene oxide; and the organic solvent is benzyl alcohol.