In more details, it was used to augment the radix and soften the acute nasofrontal angle, fill the irregular defects of the nasal dorsum, soften the accentuated supratip break, increase the columellar show, increase the columellar labial angle by augmenting the premaxilla, restore enough volume to the dimplings around piriform area, fill the depressions on the surface of collapsed nasal bones adjacent to medial canthus, and restore a diverge appearance at the location of deficient foot plates in base of columella.
Source: wiktionary