Dental filling is filling treatment, teeth still feel sore after filling treatment may be the decay is not clean, deep caries is not cushion bottom, and the opposite jaw teeth there are heterogeneous metal and other reasons, specific as follows.
1. Decayed material is not removed: residual carious tissue can lead to continued development of lesions involving the pulp, resulting in pulpitis, spontaneous pain symptoms.
2. Deep caries without cushion: composite resin direct filling can cause chemical stimulation to the pulp, provoking the pulp to appear hot and cold stimulation pain.
3. Existence of dissimilar metals in the teeth of the opposite jaw: teeth filled with silver amalgam, transient pain occurs when contacting with the teeth of the opposite jaw, for the corresponding teeth of the opposite jaw, there are different metal restorations, which produces a flow of electricity.
There may be other reasons why the teeth still feel sore after filling treatment, so it is recommended to go to the hospital in time to receive professional treatment as soon as possible.