Oxidized regenerated cellulose hemostatic powders and methods of making

摘要

The present invention is directed to hemostatic material containing compacted ORC powder comprising particles having an average aspect ratio from about 1 to about 18, wherein said compacted ORC powder have preferably been processed in a compaction device, such as a ball milled ORC powder. The present invention further relates to methods of making the hemostatic material and a method of treating a wound by applying the hemostatic powder onto and/or into the wound of a patient.

主权项

1. A hemostatic material comprising a ball milled compacted ORC powder comprising particles having average aspect ratio from about 1 to about 18, said powder having tapped density of at least 0.45 g/cm3, an average particle size of 1.75 microns to 116 microns with a median size of 36 microns and a flowability of at least 7.5 cm/s.