Reinforced absorbable multilayered hemostatis wound dressing
First Claim
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1. A multilayered wound dressing comprising a first absorbable nonwoven fabric, one or more second absorbable woven or knitted fabric, thrombin and/or fibrinogen.
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Abstract
The present invention is directed to a reinforced absorbable multilayered hemostatic wound dressing comprising a first absorbable nonwoven fabric, a second absorbable woven or knitted fabric, thrombin and/or fibrinogen.
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Citations
18 Claims
- 1. A multilayered wound dressing comprising a first absorbable nonwoven fabric, one or more second absorbable woven or knitted fabric, thrombin and/or fibrinogen.
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17. The multilayered dressing comprising a first absorbable nonwoven fabric comprising glycolide/lactide copolymer staple having a length from about 0.75 to 1.5 inch, a second absorbable woven or knitted fabric comprising oxidized regenerated cellulose, thrombin and/or fibrinogen;
- wherein the glycolide/lactide copolymer comprises from about 70 to 95% by molar basis polyglycolide and the remainder polylactide, the thrombin activity on the multilayered dressing ranges from about 20 to 500 IU/cm2, the fibrinogen activity on the multilayered dressing ranges from about 2 to 15 mg/cm2, and about 50 to 75 mass percent of the dressing is capable of being absorbed after about 14 days.
- View Dependent Claims (18)
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