Medico-surgical collection bags

Details Medico-surgical collection bags Medico-surgical collection bags

1993-03-17

1994-04-19

Green, Randall L.

Surgery

Means and methods for collecting body fluids or waste material

Receptacle attached to or inserted within body to receive...

604344, A61F 544

Patent

active

053041577

ABSTRACT:
An ostomy bag has a non-adhesive filter formed by a carbon fabric disc with impermeable layers on the front and back surfaces. The front layer has a central aperture whereas the rear layer is imperforate. The filter is releasably secured to an adhesive area around a vent opening of the bag with the aperture aligned with the opening so that gas can flow into the filter and radially outwards. The filter be peeled off and reversed to block escape of gas from the opening.

REFERENCES:
patent: 4460392 (1984-07-01), Poulsen et al.
patent: 4723951 (1988-02-01), Steer
patent: 4938749 (1990-07-01), Jensen
patent: 5085652 (1992-02-01), Johnson et al.
patent: 5167650 (1992-12-01), Johnsen et al.

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