Patent ID: 9221075
Filing Date: 2015-12-29
Classification: A61B,A61L,B05D,B21G,C08G,C09D

Abstract:
1. A method for coating a surgical needle, comprising: applying a primer coating to a surface of a surgical needle formed from a tungsten-rhenium alloy and having a tissue-penetrating end and a suture attachment end, wherein the primer coating comprises polyalkylsiloxane and tetraethyl silicate, wherein the primer coating at least partially covalently bonds with a surface of the surgical needle made from the tungsten-rhenium alloy; applying a liquid base coating that differs from the primer coating to the primed surface of the surgical needle; applying a top coating that differs from the base coating onto the base coating, the base coating bonding with the top coating; and curing the top coating to at least partially cross-link the top coating.