A cortical bone implant is formed of two or more planks of bone which are connected with one or more offset pins. The method may also include forwarding the telephone call to a communication assistant and establishing a communication link, such an Internet protocol link, that links the hearing-impaired party, the communication assistant and the hearing party. An insulation displacement terminal connects the EMI filter element to the cable. The head portion is configured to attach to a rear plate of a driver at the sealing structure.