Hi I have a question I'm A 26 years old ,I have tied my penis last night with rubber band and just wanting to make

the penis bigger because I heard that , anyway I ejaculate while my penis still in rubber band I Was not expecting to do so but it happened and I hurry to trying to take the rubber off , but it was tight , although I did cum but it wasn't continuously , now I'm really scared that I may did something damage probably my penis , because the urine kinda short when i go to the bathroom , but there is no blood or something bad happened when I ejaculate , does my penis gonna be fine again I'm just worried cuz I just happened notice my urine kinda short and I'm not sure probably it's a mental worries, please help