Patent: 6,399,091
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Summary for Patent: 6,399,091
Title: | Wound dressing for the controlled release of active substance to wounds, and process for its manufacture |
Abstract: | A wound dressing for the controlled release of active substance to wounds, especially of wound healing-promoting substances to slow-healing, chronic wounds, is characterized in that said wound dressing has a layered structure for the purpose of absorbing liquid, especially wound exudate, under volume increase, said layered structure at least comprising one polymer-containing layer (1), one woven fabric-like or nonwoven-like layer (2) and at least one active substance, and in that the polymer-containing layer (1) contains hydrocolloid-containing swellable hydrogel as absorbent for liquid. |
Inventor(s): | Berthold; Achim (Andernach, DE), Muller; Walter (Neuwied, DE), Flother; Frank-Ulrich (Schaffhausen, CH), Naeff; Rainer (Langwiesen, CH) |
Assignee: | LTS Lohamann Therapie-Systeme AG (Andernach, DE) |
Application Number: | 09/584,876 |
Patent Claims: | see list of patent claims |
Details for Patent 6,399,091
Applicant | Tradename | Biologic Ingredient | Dosage Form | BLA | Approval Date | Patent No. | Expiredate |
---|---|---|---|---|---|---|---|
Smith & Nephew, Inc. | REGRANEX | becaplermin | Gel | 103691 | 12/16/1997 | ⤷ Try a Trial | 2019-06-04 |
>Applicant | >Tradename | >Biologic Ingredient | >Dosage Form | >BLA | >Approval Date | >Patent No. | >Expiredate |