A surgical manoeuvre where the duraThis is the outer, most prominent and the toughest of the three different membranes that invest the brain and spinal cor... is opened and then repaired, usually with some form of patch, in a manner designed to increase the volume available at the craniovertebral junctionThat part of the body where the base of the skull is joined to the top of the spine. Inside these bony enclosures, the c..., or within the spinal canalThe individual bones that comprise the spinal column are made up of a weight-bearing “body” and other components whi....