Lip Sore Inner Lip 2 Year Old Cat Developing Lip Sore From Getting Caught On Tooth?

2 year old cat developing lip sore from getting caught on tooth? - lip sore inner lip

I have 2 years Bengal (cat) is developing a sore on the lips lips coming in the teeth from time to time I will find some stick from his lips curled up together under my teeth and now has a wound on the development, ideas about what's going on? if not let me go and see if it heals itself? etc. ....????