Patent ID: 9687347
Date: 2017-06-27
CPC Classifications: A61F

Claim:
1. A percutaneous implant comprising a bone-fixation portion and a spigot portion with an enlarged portion therebetween, and a collar portion between the enlarged portion and the bone-fixation portion and adjoining both the enlarged portion and the bone-fixation portion, wherein the collar portion is radially projecting beyond adjoining parts of both the enlarged portion and the bone fixation portion, wherein the enlarged portion merges smoothly into said collar portion via a concave curved surface and wherein the enlarged portion merges into the spigot portion via a concave surface region with a curved junction between the enlarged portion and the spigot portion, said enlarged portion having a porous region or layer over at least part of its surface, which allows fluid to enter the surface of the enlarged portion to a limited depth and wherein the enlarged portion comprises a mass of wire mesh material around a central core.