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Last Updated: September 28, 2020

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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 Number Approval Date Patent No. Assignee Estimated Patent Expiration Status Orphan Source
Smith And Nephew REGRANEX becaplermin GEL; TOPICAL 103691 001 1997-12-16   Start Trial LTS Lohamann Therapie-Systeme AG (Andernach, DE) 2019-06-04 RX search
>Applicant >Tradename >Biologic Ingredient >Dosage Form >BLA >Number >Approval Date >Patent No. >Assignee >Estimated Patent Expiration >Status >Orphan >Source

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