The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Dec. 09, 1997
Filed:
May. 10, 1994
Applicant:
Inventors:
Maura G Donovan, St. Paul, MN (US);
James R Keogh, Maplewood, MN (US);
Carolann M Holmblad, Cambridge, MN (US);
Assignee:
Medtronic, Inc., Minneapolis, MN (US);
Attorneys:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
A61K / ; A61L / ;
U.S. Cl.
CPC ...
424443 ; 424445 ; 424447 ; 424448 ; 424449 ;
Abstract
A wound dressing for use with exuding wounds includes (a) an outer vapor permeable layer permitting transpiration of fluid from the dressing; (b) an intermediate layer of hydrogel adapted for absorbing wound exudate; (c) a wound-contacting layer for separating the intermediate hydrogel layer from the wound; (d) wicking means associated with the wound-contacting layer for conducting exudate from the wound to the hydrogel; and (e) a therapeutic agent retained in the dressing by the wound-contacting layer.