Coating formulations for scoring or cutting balloon catheters
AssigneeAngioScore, Inc.
InventorsUlrich Speck, Madeleine Caroline Berg
Life of this patent
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Abstract
The present invention is related to scoring or cutting balloon catheters carrying at least on a portion of their surface at least one drug or drug preparation and at least one lipophilic antioxidant at a ratio of 3-100% by weight of the at least one lipophilic antioxidant in relation to 100% by weight of the drug, wherein a combination of the at least one drug being a limus drug and the at least one lipophilic antioxidant being butylated hydroxytoluene is excluded.
Claims20
A scoring or cutting balloon catheter carrying at least on a portion of a surface of the scoring or cutting balloon catheter a coating composition comprising at least one drug or drug preparation and at least one lipophilic antioxidant that will protect the drug from premature loss during delivery to the angioplasty site and that is 3-100% by weight of the at least one drug or drug preparation, wherein the at least one drug or drug preparation is selected from the group consisting of a Limus drug, a cell proliferation inhibitor, and an inhibitor of neovascularization, the at least one lipophilic antioxidant is selected from the group consisting of butylated hydroxytoluene, butylated hydroxyanisole, nordihydroguaiaretic acid, ascorbyl palmitate, and propyl gallate, and wherein a combination of a Limus drug with butylated hydroxytoluene as the lipophilic antioxidant is excluded.
Dependencies are inferred from the claim text.