The installation of crowns is considered one of the most effective and frequently used methods of dental prosthetics, allowing to preserve their integrity and functionality. Unlike fillings, the presented product completely covers the tooth. This feature provides high aesthetic properties.
Now the most popular is the non-metal crown. It perfectly imitates a natural tooth, looks beautiful and serves for a long time. It all depends on which framework is used in its production.
Product Advantages
Metal-free crown has the following advantages:
- High aesthetic qualities. The product is very tight to the gum, so the transition from tissue to the crown is almost not noticeable.
- Wonderful optical properties. That is, the color of the product is fully consistent with natural. In appearance, it is almost impossible to distinguish a living tooth from an artificial one.
- Good biocompatibility with body tissues. This makes it possible to avoid the occurrence of an allergic reaction or rejection of the implant.
- It does not cause gum disease (with a qualified installation).
- It makes it possible to restore not only the aesthetics of a smile, but also the functionality.
- The product has high strength compared to other types of crowns.
- Durability.
- Crown lining perfectly tolerates mechanical pressure.
- During installation, do not have to cut too much natural enamel. Since the crown sits on the glue, in some cases grinding is not required.
As for the disadvantages, the non-metal crown has only one minus - the cost. Such a product is quite expensive, but it quickly pays off. For example, the average price of a product is 18,000 rubles.
Indications for use
So, a metal-free crown is used in such cases:
- If the patient is allergic to the metal used to make the product.
- The need to restore the front teeth: fangs, incisors.
- Recovery of chewing function.
Product Classification
So, crowns, non-metal ceramics are used more and more often, can be divided into such types:
- E-max. This is one of the newest products. It is produced from lithium disilicate. Such a crown differs in that it has increased strength, excellent appearance. Such products are installed on very badly damaged teeth.
- Empress The presented product is made of glass ceramics by hot pressing. It is distinguished by good strength and elasticity. Such a crown adheres well to the hard tissues of natural teeth. Most often, this production technology is used to make small bridges, crowns and veneers.
- Aluminium oxide. Presented products are made using computer milling. This technology is used to restore the front teeth.
- Zirconium dioxide. Such metal-free crowns, the prices of which range from 18,000 to 25,000 rubles, have good aesthetic properties and high strength. You can use them for the restoration of almost any tooth, even chewing. The frame of the product is made of zirconia, and the lining is made of porcelain.
Why is it worth installing crowns?
Not only the beauty of a smile, but also the functionality of the digestive system depends on the health of the teeth. Poor chewing is an additional burden on the stomach, and, therefore, indigestion, an upset gastrointestinal tract. It is easy to guess what will happen if such a situation repeats itself.
In addition, tooth decay will sooner or later cause severe pain, which simply deprives sleep and performance. To avoid such situations and maintain the functionality of the teeth, you need a metal-free crown. Zirconium is considered one of the most sought after materials.
Manufacturing Features
So, the production process of the presented products is quite complicated and consists of several stages:
- First, measurements are taken from the patient’s teeth in the dental office.
- Next, an accurate three-dimensional model of the damaged tooth is created.
- After that, the frame of the future product is created. In order for the frame to be durable, it is burned in a special furnace at high temperature.
- Lastly, the porcelain layer is applied and re-fired in the oven.
Naturally, the entire production process is characterized by the use of expensive technologies, so the cost of the finished crown is not at all small.
Installation Rules
Installing a metal-free crown is also a lengthy process. It provides for the implementation of such actions:
- Preliminary examination of the oral cavity and treatment of existing pathologies of the dentition. Without this, further installation is not performed.
- Preparation for work.
- Inspection of the treated tooth, as well as grinding of excess areas (if necessary).
- Making a cast of the dentition along which a crown will be created.
- Installation of a temporary plastic product. This will provide the opportunity to provide the necessary aesthetics of the oral cavity.
- Selection of the desired shade. This procedure requires special care, as the wrong color will stand out very much.
- Installation of the finished crown. To fix it, special cement is most often used, which does not collapse under the influence of negative factors.
In order for the product to serve for a long time and not create problems, it is imperative to install it with a good specialist.
Why is a zirconium crown expensive?
Metal-free crowns on the front teeth are often made on the basis of a zirconium frame. The fact is that they are practically indistinguishable from a real tooth, have high strength. A separate advantage can be called complete safety for the health of the patient.
In addition, modern equipment is used for the manufacture of the presented product, which is quite expensive. For example, computer scanning and milling are used in the work. Materials also can not be called cheap. That is why the cost of a metal-free crown is quite high.
Product Care Features
In principle, there is nothing complicated. It is enough to simply follow the standard recommendations of doctors:
- Brush your teeth twice a day.
- In order to remove food debris from the interdental spaces, dental floss can be used.
- After each meal, it is advisable to rinse your mouth with clean water.
- A regular visit to the dentist will make it possible to identify any diseases or tooth decay at the initial stage.
- It is undesirable to bite too hard food, bite nuts. In this case, the wear of the crown will increase.
- It is also worth watching your diet so that it is rich in vitamins, minerals, as well as calcium and vitamin D.
- You can also use special antiseptic and gum-strengthening mouthwashes. They will also help to better clean the crowns of food debris.
As for the reviews, patients note the natural color of this product, the simplicity of care for such teeth, the absence of side effects after installation. However, users are saddened by the high cost of the crown. Although she pays her price over time.
That's all the features of metal-free crowns. Despite their high cost, they can last a very long time, so they will soon pay off. Be healthy!