â Christian name â forename â given name. 1. 'first name'. Your first name is the name that was given to you when you were born. Your first name comes in front of your surname. At some point in the conversation Brian began calling Philip by his first name. In British English, people sometimes use Christian name instead of first name.
The intervertebral fusion cage is a large, hollow cylinder made of some type of metal, usually titanium. It is designed as a cage so that bone graft can be placed inside the hollow cylinder to allow a spinal fusion to occur between two vertebrae.
The ribcage, also called the thoracic cage, is a bony structure made up of the rib bones and their connective tissues. The ribcage forms part of the bodyâs respiratory system. It enables expansion of the chest cavity so that the lungs can expand and breathe in oxygen.