i did mine like 7 years ago. government hospital. that time no long ques. was bout rm500. had it on for 4 years. pulled out 4 teeth. but i din finish up my process. i took off my braces and he gave me mouth piece to wear. i did, for two months == not my teeth up and down got gap (the one he pull) small la. not big. i don dare to see my dentist. sure kena bang kao kao

bottom still straight

top moved. not jagged. but front bck lidat. gov hospital.. == sure 4 yrs min.