Patent ID: 8162942

Claim:
An intramedullary nail suitable for insertion in a fractured elongate bone, comprising: a stem extending between a proximal end and a distal end, a plurality of shape-memory elements which at least include a shape-memory material, and a plurality of seats formed in the stem for housing said shape-memory elements, wherein said shape-memory elements are suitable to assume a first rest configuration in which said shape-memory elements are arranged inside the respective seats and a second use configuration in which said shape-memory elements project from the respective seats, wherein the nail includes inserts, structurally independent from the stem and comprising at least one of said shape-memory elements, each of said inserts being suitable to be arranged in a corresponding seat, and wherein each insert has substantially a fork-like shape and is made of a plurality of metallic foils stacked onto each other and consisting of shape-memory material, the metallic foils being held together by a pair of blocking pins inserted transversally to the metallic foils for ensuring a stable assembly of the metallic foils.