Patent ID: 9345489
Filing Date: 2016-05-24
CPC Classification: A61B,B29C

Claim Text:
1. A method for manufacturing a reaming device comprising: obtaining a carbon fiber composite shaft with an end mounting portion, the end mounting portion having an outer surface; wrapping a resin impregnated carbon fiber layer around the end mounting portion outer surface; pressing a tooth structure on an outer surface of the wrapped resin impregnated carbon fiber layer on the outer surface of the end mounting portion of the composite shaft; and injection molding completely over the pressed tooth structure of the wrapped carbon fiber layer an interface element made of a polymeric material which loses its outer shape at sterilization temperatures, the interface element having a connecting portion for mechanically connecting the shaft to a power tool, the interface element having an internal mounting portion for receiving the end mounting portion of the shaft with the wrapped carbon fiber layer, the interface element having a rated break section located between the drive tool connecting portion of the interface element and an end face of the internal mounting portion of the interface element receiving the end mounting portion of the shaft.