Multi-purpose wound dressing
First Claim
Patent Images
1. A liquid and pathogen impermeable island wound dressing comprising:
- (a) a liquid and gas permeable exudate absorbing pad including a wound facing inner surface and an opposing outer surface;
(b) a plurality of liquid and microorganism impermeable, gas and moisture vapor permeable cover sheets disposed adjacent to and covering the opposing outer surface of said pad;
(c) means for adhesively bonding said pad and said plurality of cover sheets to skin surrounding a wound;
(d) said plurality of cover sheets being constructed and arranged to be sequentially removable; and
(e) said plurality of cover sheets providing an oxygen permeability of at least 10,000 cc/m2 /day/atm.
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Accused Products
Abstract
Liquid and pathogen impermeable island wound dressing which can be adhesively bonded to the skin surrounding a wound is provided with a liquid and gas permeable exudate absorbing pad, and a plurality of sequentially removable liquid and microorganism impermeable, gas and moisture vapor permeable cover sheets disposed adjacent to and covering the pad.
1183 Citations
22 Claims
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1. A liquid and pathogen impermeable island wound dressing comprising:
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(a) a liquid and gas permeable exudate absorbing pad including a wound facing inner surface and an opposing outer surface; (b) a plurality of liquid and microorganism impermeable, gas and moisture vapor permeable cover sheets disposed adjacent to and covering the opposing outer surface of said pad; (c) means for adhesively bonding said pad and said plurality of cover sheets to skin surrounding a wound; (d) said plurality of cover sheets being constructed and arranged to be sequentially removable; and (e) said plurality of cover sheets providing an oxygen permeability of at least 10,000 cc/m2 /day/atm. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9)
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10. A liquid and pathogen impermeable island wound dressing comprising:
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(a) a liquid and gas permeable exudate absorbing pad including a wound facing inner surface and an opposing outer surface; (b) a plurality of liquid and microorganism impermeable, gas and moisture vapor permeable cover sheets disposed adjacent to and covering the opposing outer surface of said pad; (c) means for adhesively bonding said pad and said plurality of cover sheets to skin surrounding a wound; (d) said plurality of cover sheets being constructed and arranged to be sequentially removable; and (e) said plurality of cover sheets providing a moisture vapor permeability rate of at least 300 g/m2 /day. - View Dependent Claims (11, 12, 13, 14, 15)
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16. A liquid and pathogen impermeable island wound dressing comprising:
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(a) a liquid and gas permeable exudate absorbing pad including a wound facing inner surface and an opposing outer surface; (b) a plurality of liquid and microorganism impermeable, gas and moisture vapor permeable cover sheets disposed adjacent to and covering the opposing outer surface of said pad; (c) means for adhesively bonding said pad and said plurality of cover sheets to skin surrounding a wound; (d) said plurality of cover sheets being constructed and arranged to be sequentially removable; and (e) said pad comprising a liquid absorbing capacity of about to about 20 cc/g of pad. - View Dependent Claims (17, 18, 19, 20, 21, 22)
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Specification