hello thanks for consulting at hcm..i think u might have injured ur tmj
either the muscles attached or ligaments,,take analgesics and muscle relaxants,, give hot and cold
fermentation alternatively, massage
the area,,,give good rest to right tmj,, ,, eat only soft food in small sized bites,,on the left side if possible..either ways go and take an opine for iopa r, adn opg,tmj view open and close, and finally mri
if nothing can be seen in x-rays..plz consult a oral medicine or oral surgeon asap if prblm perists..