What's the reason for cracked teeth

summary

Tooth cleft occurs in different people, the symptoms must be different, teeth belong to calcium, not to say we should also understand, sometimes do not pay attention to fracture, why teeth fracture, what is the reason for tooth cleft ? This is a place that many people are curious about. Let's take a look at it ! First, the weak parts of tooth structure, such as enamel plate in enamel structure, deep pit and groove of occlusal curve, are the susceptible factors of cracked teeth.

What's the reason for cracked teeth

Second, the larger the cusp slope is, the greater the horizontal component is, and the greater the chance of cryptoschisis is.

Third: traumatic bite force, when the pathological wear appeared high and steep cusp, the cusp inclination also increased significantly. The horizontal force produced by normal occlusion also increases, forming a traumatic bite force, which makes the enamel plate at the bottom of the pit and fissure deepen and widen towards the direction of dentin, which is the beginning of the hidden crack.

matters needing attention

Under the continuous action of bite force, the crack gradually deepens to the pulp direction, so the traumatic bite force is the cause of cracked teeth.

在咬合力的继续作用下，裂纹逐渐向牙髓方向加深，所以创伤咬合力是牙隐裂的致裂因素。