In the first part, I have mentioned different methods to whiten your teeth. Apart from colour, shape and alignment of the front teeth are also crucial in achieving a bright smile. In the second part, I will introduce some latest methods to improve the alignment and shape of your teeth.

Improve tooth shape

Aesthetic tooth contouring
If there is a minor problem with the shape of the front teeth, dentists can adjust a little bit of the teeth to make hem look more aesthetic. This is the simplest and fastest treatment to instantly improve the shape but surely not the easiest one. The adjustment of the teeth requires careful design and aesthetic judgment and only minimal tooth substance could be removed to avoid sensitivity.

Aesthetic tooth restoration
If the front teeth are grinded, fractured or with spaces between them, the deficits could be filled up with filling materials. Nowadays, the bonding technique and the tooth-coloured composite filling materials are very sophisticated, provided with the good hands of the dentist, optimal aesthetic could be achieved.

Porcelain veneer
Porcelain veneers is a very good treatment option to improve the colour of the front teeth, in fact they also improve the shape too. Minor problem with shape of teeth receiving the veneers could be corrected with them.

All ceramic crown
If a front tooth is severely injured (tooth decay, worn, fractured or have pulpal infection), a crown is needed to provide coverage for protection. Unlike the conventional crown (which have a metal core inside the porcelain work), all ceramic crown gives excellent aesthetic resulting terms of colour, Apart from this, the original shape of the involved tooth can also be altered as the shape of the crown can be designed to give the best aesthetic result. Crowning a front tooth is now not a burden to have a bright smile.

Laser Gum contouring
A gummy smile may be a problem to some people. One of the reason people having gummy smile is the gum failed to recess to a certain height during tooth eruption. As a result, the front teeth may look small and patients smile with gum showing. Conventional surgery can cut away excess gum to improve aesthetic, however, most of the people are afraid of having surgery. Also, bleeding, pain and swelling after surgery are other annoying issues. Now the use of laser can get rid of these problems, it is a fast procedure which removes the excess gum without bleeding and swelling. Pain could be minimal

Improve the alignment of teeth

Invisalign
Having the tooth braced is now very popular to improve the alignment of the front teeth. But still many people refrain from this treatment even though they really want to have this because they cannot tolerate to have the braces and metal wires showing during the treatment and we know that orthodontic treatment usually takes one to two years to complete. The Invisalign technique is designed to solve this problem. All you need to do is to wear a series of transparent plastic trays instead of braces and wires and your teeth will align well. This technique is very useful in many clinical situations but it is not suitable in some complicated scenarios. You have to ask you dentist whether your situation is suitable for Invisalign or not.

Conclusion
Dentistry is changing in a fast pace in the recent years. Dentists nowadays not only focus on maintaining your oral health but also want you to have a perfect smile. The colour, shape and alignment of the front teeth are important factors achieving a bright white smile and the advancement in technology providing dentists and you to have many options to improve your smile. Before deciding any treatment, thorough examination and detail discussion with your dentists are the impost important factors to achieving successful treatment outcome.