Coccydynia/tailbone pain. Can help me?

My age is 29,male, suffering from coccx pain or tailbone pain from 18 years due to injury fall back on speed-breaker on the road,at that time xray showed hairline fracture due to lack of awareness I didn't take any precautions from past 5 years pain increased,my recent x-ray -anterior dislocation of coccyx(1.sittingx-ray 2.standing xray attached,doctor drew where my bone is also where it should be)while sitting squeezing sensation comes in coccyx, can't sit directly,with coccyx cutout  cushion I can sit for 30mins,tried everything except surgery which is risky,so as my bone is bent inside,can I do stretching exercises,any problem comes due to my bone bent inside,TENS,ultra sonic,etc treatments can help me?please reply in detail,thank you.