A spinal interbody fusion implant has an impact rod fitting that is configured and adapted to be connected to an impact rod during implantation of the implant. Also disclosed as part of the present invention is a method for fabricating a micro electronic component. The invention integrates centralized logging of provisioning, maintenance, and access events, as well as acknowledgement from provisioned network elements, for enhanced security, reporting, and troubleshooting. The opening may include an elastomeric continuous band allowing the opening to expand and contract.