A damaged or weakened tooth can affect more than just your smile. It may impact how you chew, speak, and maintain good oral hygiene. Dental crowns are a common restorative dental treatment designed to protect and strengthen compromised teeth while restoring their natural appearance. In Singapore, dental crowns are widely used to manage teeth affected by decay, fractures, large fillings, or after root canal treatment.
A dental crown is a custom-made cap that fully covers a tooth above the gum line. It is designed to restore the tooth’s shape, size, strength, and appearance while protecting it from further damage. Once placed, the crown functions like a natural tooth, allowing you to bite and chew comfortably. Crowns are fixed restorations, meaning they are permanently cemented onto the tooth and are not removable by the patient. They are commonly used in both restorative and cosmetic dentistry.
Dental crowns may be recommended in a variety of clinical situations. One of the most common reasons is to protect a tooth that has been weakened by extensive decay or a large filling. When too much natural tooth structure has been lost, a crown helps prevent fractures and restores function.
Crowns are also frequently placed after root canal treatment. Teeth that have undergone root canal therapy tend to become more brittle over time, and a crown provides long-term protection. Other indications include restoring broken or severely worn teeth, covering misshapen or discoloured teeth, and supporting dental bridges or implants.
There are several types of dental crowns available, and the most suitable option depends on factors such as tooth location, functional requirements, aesthetics, and budget.
Porcelain or ceramic crowns are popular for front teeth because they closely resemble the natural colour and translucency of enamel. They provide excellent aesthetics and are metal-free, making them suitable for patients with metal sensitivities. Materials used for ceramic crowns include zirconia and lithium disilicate crowns.
Porcelain-fused-to-metal (PFM) crowns combine a metal base with a porcelain outer layer. They offer a balance between strength and appearance and are often used for back teeth where chewing forces are greater.
Metal crowns, including gold or metal alloy crowns, are known for their durability and longevity. Although they are less commonly chosen for visible areas, they are highly resistant to wear and may be suitable for molars.
Your dentist will discuss the advantages and limitations of each type before recommending the most appropriate option.
The process of getting a dental crown typically involves two visits.
During the first visit, the dentist prepares the tooth by removing any decay and reshaping it to allow space for the crown. An impression or digital scan is then taken to ensure the crown fits precisely. A temporary crown is usually placed to protect the tooth while the permanent crown is being fabricated.
At the second visit, the temporary crown is removed, and the permanent crown is carefully fitted and cemented in place. The dentist checks the bite, comfort, and appearance before final placement.
The procedure is performed under local anaesthesia, and most patients find it comfortable and well tolerated.
Dental crowns provide both functional and aesthetic benefits. They restore the ability to chew and speak properly while protecting the remaining natural tooth structure. A crown can also prevent further fracture of the remaining tooth structure.
From an aesthetic perspective, crowns can significantly improve the appearance of damaged or discoloured teeth, contributing to a more confident smile. When properly cared for, dental crowns can last many years, making them a reliable long-term solution.
The lifespan of a dental crown varies depending on the material used, oral hygiene habits, and biting forces. On average, crowns can last between 10 and 15 years, and many last longer with proper care. Maintaining good oral hygiene, avoiding habits such as teeth grinding, and attending regular dental check-ups can help extend the lifespan of your crown.
Most patients with damaged, weakened, or heavily restored teeth may be suitable for dental crowns. However, adequate remaining tooth structure and healthy gums are essential for long-term success. If the tooth is severely damaged or cannot support a crown, alternative treatments such as extraction followed by a dental implant or bridge may be considered. A comprehensive dental assessment will help determine the most appropriate option.
Phone: +65 6716 2233
Email: [email protected]
Location: Zone D, D01-01, NUCOHS Dental Clinic @ AH
Operating Hours:
Monday to Thursday: 8:00 am to 5:30 pm, Fridays: 8:00 am to 5:00 pm
(Closed on Saturdays, Sundays and Public Holidays)
