Surgery – Means and methods for collecting body fluids or waste material – Absorbent pad for external or internal application and...
Patent
1998-02-02
1999-09-07
Polutta, Mark O.
Surgery
Means and methods for collecting body fluids or waste material
Absorbent pad for external or internal application and...
A61F 1315
Patent
active
059479434
ABSTRACT:
The present invention relates to an absorbent article (10) of the type having a liquid-permeable top sheet (14), a liquid-impermeable back sheet (16) having an exterior-facing side (20) and an interior-facing side (22), and an absorbent core (18) disposed between the top sheet (14) and the back sheet (16), further including a wetness-indicating material (24) disposed on the interior-facing side (22) of the back sheet (16) which changes appearance after exposure to moisture (26). The exterior-facing side (20) of the back sheet (16) generally has a light appearance when dry and the wetness-indicating material (24) has a light appearance when dry and a dark appearance when wet. The back sheet (16) can include a translucent moisture barrier layer (28) on the exterior facing side (20) and a liquid-permeable layer (30) on the interior side (22), with the wetness-indicating material (24) between the moisture barrier layer (28) and the liquid-permeable layer (30).
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Kroll Michael I.
Polutta Mark O.
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