Patent ID: 8951188
Filing Date: 2015-02-10
Classification: A61B,F16C

Abstract:
1. A deflectable element for transmitting pushing and pulling forces as well as torque having a straight configuration and a bent configuration comprising: a base plate, an end plate, bellows arranged between said base plate and said end plate and a connecting element connecting said base plate with said end plate, whereby a plurality of washers is arranged within said bellows, said washers having a tronconical shape at at least one of their major surfaces, said washers further being in mutual contact with each other or with said base plate or said end plate respectively both in said straight configuration and said bent configuration, such that said deflectable element can transmit pushing and pulling forces both in said straight configuration and said bent configuration without substantially changing the length of said deflectable element, said mutual contact configures said washers without penetration into each other, said mutual contact is a direct contact at said at least one of said major surfaces without an intermediate element.