Drug – bio-affecting and body treating compositions – Preparations characterized by special physical form – Implant or insert
Reexamination Certificate
2008-03-28
2011-10-11
Azpuru, Carlos (Department: 1617)
Drug, bio-affecting and body treating compositions
Preparations characterized by special physical form
Implant or insert
Reexamination Certificate
active
08034368
ABSTRACT:
The invention relates to a drug delivery device for providing local analgesia, local anesthesia or nerve blockade at a site in a human or animal in need thereof, the device comprising a fibrillar collagen matrix; and at least one drug substance selected from the group consisting of amino amide anesthetics, amino ester anesthetics and mixtures thereof, the at least one drug substance being substantially homogeneously dispersed in the collagen matrix, and the at least one drug substance being present in an amount sufficient to provide a duration of local analgesia, local anesthesia or nerve blockade which lasts for at least about one day after administration.
REFERENCES:
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Myers Michael
Reginald Philip Wallace
Azpuru Carlos
Innocoll Technologies Limited
Licata & Tyrrell P.C.
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