Patent ID: 9445917
Filing Date: 2016-09-20
CPC Classification: A61F,B33Y,E05D,E05F,F16C,F16F,F16M,Y10T

Claim Text:
1. A medical device capable of being distracted from a collapsed configuration to an expanded configuration, comprising: a first end plate; a second end plate; and at least two struts extending between first and second end plates, each strut comprising first and second structural members and a block, wherein each structural member is connected at one end to one of the end plates with a flexure member and at an opposed end to the respective block with a flexure member, wherein each end plate provides at least a pair of backstops, the pair of backstops being continuous and symmetrical with each other, each backstop configured to provide a rolling contact for a different flexure connecting one of the structural members to the respective backstop that guides a curvature of the flexure to conform to a shape of the backstop as the first end plate and the second end plate are moved relative to each other from a compressed configuration to an expanded configuration.