Porcelain Fused to Metal (PFM) Crown, as a common method for tooth restoration, are deeply favored by many patients. With their beauty, durability, and practicality, they have helped numerous individuals regain their confident smiles. However, Porcelain Fused to Metal (PFM) Crown are not a permanent solution, and questions such as their lifespan, maintenance methods, and differences with all-ceramic veneers are commonly raised by patients. In the following, we will provide detailed answers to these frequently asked questions to help you better understand and use Porcelain Fused to Metal (PFM) Crown.
According to statistics, well-made Porcelain Fused to Metal (PFM) Crown, used correctly and maintained properly, have a failure rate of 4% in 10 years and 10% in 20 years. Some data also indicate a 10-year failure rate of 20%. Therefore, generally speaking, Porcelain Fused to Metal (PFM) Crown can last for 10 to 15 years without major issues.
Yes, it is still possible to get your teeth cleaned if you have Porcelain Fused to Metal (PFM) Crown. However, dentists need to be extra careful during the cleaning process. When using ultrasonic scaling, if the dentist is not professional or careful, they might accidentally loosen or detach the bonding agent that holds the Porcelain Fused to Metal (PFM) Crown in place, creating a gap between the natural tooth and the veneer, or even causing the veneer to fall off. Therefore, it is important to visit a reputable medical institution, and you can also choose manual scaling as an option.
Over time, Porcelain Fused to Metal (PFM) Crown may develop a dark line at the gum line, and some people may even experience allergic reactions to the metal components of the veneers. However, these issues do not occur with all-ceramic veneers. Additionally, the hardness of Porcelain Fused to Metal (PFM) Crown is greater than that of tooth enamel, which may cause wear to the opposing teeth. On the other hand, the hardness of all-ceramic veneers is similar to tooth enamel, making them less likely to cause wear to the opposing teeth.
4.1 Develop a good habit of cleaning to avoid the accumulation of food residue. The junction between Porcelain Fused to Metal (PFM) Crown and natural teeth is prone to the accumulation of plaque and tartar. It is important to clean this area thoroughly, using dental floss between teeth, and to visit the dentist regularly for check-ups and cleanings. Poor oral hygiene can lead to periodontitis and tissue infections, which may increase the risk of veneer chipping.
4.2 Avoid eating hard foods. Start by eating soft foods and avoid spicy or acidic foods. After porcelain veneer restoration, the chemical properties of the metal inner crown may not be stable. Eating acidic foods can cause certain metal ions to become dissociated, which may irritate the gum area.
4.3 Regular follow-up visits are essential. Develop the habit of scheduling regular follow-up appointments so that any discomfort can be promptly diagnosed and treated by a doctor.
4.4 To ensure the quality of your Porcelain Fused to Metal (PFM) Crown, it is important to visit a reputable dental institution and seek the services of a professional dentist for veneer restoration.
Additionally, many hospitals require patients to remove metal veneers before undergoing MRI scans as metal veneers can interfere with the quality of the imaging. On the other hand, all-ceramic veneers, which are non-metallic, do not have this issue.
Porcelain Fused to Metal (PFM) Crown, as an important method for tooth restoration, possess many advantages. However, it is crucial for patients to take care and maintain them properly. By regularly cleaning, avoiding hard foods, scheduling regular follow-up visits, and seeking services from reputable dental institutions and professional dentists, we can effectively extend the lifespan of Porcelain Fused to Metal (PFM) Crown and prevent issues such as chipping. Additionally, understanding the differences between Porcelain Fused to Metal (PFM) Crown and all-ceramic veneers can help patients make more informed decisions based on their needs and conditions. In conclusion, proper use and maintenance of Porcelain Fused to Metal (PFM) Crown can not only restore a beautiful smile but also ensure oral health and comfort.