Kidney stone removal. Go for it or not!

My husband went througj pain.we consulted dr he said after test u hav 13mm n 5 mm stone in right side of kideney.will go through laser operation.we adviced for lithotripsy.but he said no.for it.then next day.wen he was under operation room.my dr.said to my husand.i m unable to get through ur stone.because u have swelling in kidney n some kind of fuss.so d operation was unsucessful.he kept stent in my husabnd body.n said after 3 weeks we will go through d same procedure.so my concern is what went wrong.he saw sonography reports.n xray.then in operation room why he was fail.n what is fuss in kidney.n my husband creatine test is 1.61.its all vwry confusing..he asked d dr.he said.hota hai 2 attempt lagte hai n all.after 3 weeks d same procedure.should we go for it or not