An integrated circuit connection is describe that includes a first, securing member and a second, connection member. The first member, in an embodiment, is a spike that has a portion of its body fixed in a layer of an integrated circuit structure and extends outwardly from the integrated circuit structure....http://www.google.es/patents/US7719120?utm_source=gb-gplus-sharePatente US7719120 - Multi-component integrated circuit contacts
