people have teeth that look too "short" due to the relationship
between their teeth and gums. This creates a "gummy" smile. A procedure
called "gum contouring" is often used to remove excess gum tissue
and expose more of the crown of the tooth. In
fact, your gum line can be carefully sculpted to create just the right proportion
between gum tissue and tooth surface -- and the result is a better looking
If the gum is uneven around
a tooth, gum contouring can smooth and balance the way your tooth and gum
look. The procedure
produces a consistent, even gum line that is esthetically pleasing.
Lengthening is the same procedure applied for functional instead of (or
in addition to) cosmetic reasons.