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US 6,743,462 B1Granted
Apparatus and method for coating implantable devices
AssigneeAdvanced Cardiovascular Systems, Inc.
InventorStephen D. Pacetti
Life of this patent
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Abstract
A method of forming a coating for an implantable medical device, such as a stent, is provided which includes applying a composition to the device in an environment having a selected pressure. An apparatus is also provided for coating the devices. The apparatus comprises a chamber for housing the device wherein the pressure of the chamber can be adjusted during the coating process.
Claims10
A method of forming a coating for an implantable medical device, comprising:
- a) inserting the device into a chamber;
- b) adjusting the pressure of the chamber to other than ambient pressure;
- c) applying a composition comprising a solvent to the implantable device while the device is disposed in an environment having a pressure other than ambient pressure
- i) if the composition includes a non-volatile solvent, then other than ambient pressure is less than 760 torr;
- and alternatively,
- ii) if the composition includes a volatile solvent, then other than ambient pressure is greater than 760 torr.
3 more elements
Dependencies are inferred from the claim text.