A method for promoting fusion of andor stabilizing a facet joint between two adjacent vertebrae comprises clamping the two adjacent vertebrae across the facet joint to apply a compressive force across the joint. Parallel flow channels run through the honeycomb bodies. In addition, based on extension metadata, the tenant retrieves an extended data structure including tenant-specific elements unique to the first tenant. In at least one embodiment, there is no handle. If not equal, a brightness adjustment factor corresponding to the current ambient light level is obtained based on the relationship curve, and the screen brightness is adjusted based on the brightness adjustment factor.