	US 7,563,454 B1
	Coatings for implantable medical devices
Stephen D. Pacetti, San Jose, Calif. (US)
Assigned to Advanced Cardiovascular Systems, Inc., Santa Clara, Calif. (US)
Filed on May 01, 2003, as Appl. No. 10/428,691.
Int. Cl. A61F 13/00 (2006.01)

U.S. Cl. 424—422 [424/423]

1 Claim

1. An implantable medical device, comprising a compound chemically coordinated with a surface of the implantable medical device, wherein the compound includes:

(a) a moiety capable of forming a chelate structure with a metal or a metal oxide; and

(b) a non-fouling moiety, conjugated to the moiety capable of forming a chelate structure,

wherein the moiety capable of forming a chelate structure includes a compound having the formula:

where one of R and R₁is selected from hydroxyl, mercapto, phosphine, alkylphosphine, primary amino, secondary amino, tertiary amino, and carboxyl groups and the other of R and R₁is selected from mercapto, phosphine, alkylphosphine, primary amino, secondary amino, tertiary amino, and carboxyl groups; and

wherein X is a reactive group.