1 If X is a topological (or metric) space and M is a metric space, then the set of all bounded continuous functions from X to M forms a metric space if we define the metric as above: d (f, g) = sup x in X d (f (x), g (x)) for any bounded continuous functions f and g.
Invisalign is orthodontic appliance, so since orthodontic treatment is allowed as an FSA expense, Invisalign is covered. Different companies have different rules concerning amounts set aside and the timing of how funds are used for orthodontics.
Whether you can get braces on or not depends on how much bone loss youâve had and if the orthodontist thinks treatment will be beneficial to you. Before you get braces, the orthodontist will have you see a periodontist (if you havenât already). This is a dentist that specializes in gums and gum disease. If he/she can get your periodontal disease under control and stable, then normally they will okay for you to proceed with orthodontic treatment.