What to Do If You Have a Zirconia Crown Failure

What to Do If You Have a Zirconia Crown Failure





Zirconia crowns have become increasingly fashionable in the last decade. Patients today prefer zirconia crowns to metal-based crowns because zirconia crown properties include strength as well as lifelike aesthetics.
 
Furthermore, zirconia is an exceptionally robust metal that can resist long periods of severe biting and grinding. Zirconia restorations can last a patient's entire life if properly cared for. Because zirconia crowns are new, many dentists are hesitant to utilise them or learn how to correctly implant them in their patients' mouths. This lack of experience can sometimes result in crowns that are ill-fitting leading to zirconia crown failure.

Dental crown problems should not be overlooked. Any issues with dental crowns must be handled immediately to ensure your patient's safety. Because zirconia crowns are designed to help seal and protect your patient's teeth from additional damage, it is critical that you understand how to properly implant a crown and how to alter the crown's fit if issues emerge.

What Are the Causes of Ill-Fitting Zirconia Crowns (zirconia crowns failure)?

The dental crown was hurried. Errors such as improper margins arise when crowns are hurried. Crowns with an open margin allow saliva to enter or seep inside the crown, causing deterioration in your patient's gums.
 
Crown failures can be caused due to the crown not properly bonded. Clinicians must carefully inspect the crown margins to eliminate potential cementation problems, such as a gap in the patient's crown. This opening allows saliva and germs to penetrate the crown, causing tooth decay and infection.

The quality of the impression will be affected by air pockets, drag or pull marks, missing impression data, inaccurate marginal impressions, and inadequate impression material. In-short anomalies in preparation of the zirconia crown lead to dental failures.

Despite zirconia's superior physical qualities, veneer chipping has been found as a primary cause of failure. To combat veneer chipping, dental manufacturers created monolithic zirconia prostheses, which rely on the material's resilience and strength to eliminate the necessity for the fracture-prone veneering ceramic.
 
It is considered that the abrasive nature of monolithic zirconia against opposing enamel due to its hardness and surface roughness is a key concern with its usage as a restorative material.

A study was conducted to find out about zirconia wear on opposing teeth, the real truth and the findings of that investigation show that polished monolithic zirconia does not increase the wear of opposing enamel. 

Refer: https://www.ncbi.nlm.nih.gov/pmc/articles/PMC5828514/

What to do in case of crown failures?

  1. Don’t panic and consult your dentist at the first step. You don’t have that expertise to do it. Better don’t try.

  2. Go for branded dental restorations. The low-priced Chinese restorations are pocket-friendly but have major disadvantages of being chipped, fractured and become loosely fit. Additionally they can cause mouth or gum infections. The presence of third-grade material present, which is toxic in nature may even lead to cancers of the mouth and neck regions. (Sources…)

  3. There are many branded dental products available, just check with your dentist and insist on a better quality product for fake and hazardous restorations.

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