The Dreaded "Pop": Common Causes of Crown Debonding (And How to Prevent Them)
Is there any sound in a dental clinic more heart-sinking than the phone ringing on a Monday morning with a patient saying, "Doctor, my cap fell off"? We have all been there. You put your heart and soul into a restoration. You checked the margins, you perfected the occlusion, and the patient left smiling. Yet, six months later, here they are, holding your beautiful lithium disilicate creation in a tissue. It is frustrating for you, and it is certainly annoying for the patient. It is easy to blame the patient's diet (did they really need to chew that toffee?) or simply bad luck. But if we are being honest with ourselves, the root cause often lies in the subtle, microscopic details of the bonding protocol. Crown debonding is not just a nuisance; it is a breach of trust. When a patient sits in your chair, they are investing in longevity. When that fails, confidence wavers. But here is the good news: most bond failures are entirely preventable. By understanding the chemistry...