Рет қаралды 1,364
How Long Does DNA Appliance and Homeoblock Treatment Take? Or How long does DNA and Homeoblock appliance therapy last from beginning to end. If people wear the DNA or Homeoblock appliance for 10 to 16 hours per day, total treatment time will usually last 12-24 months. In rare cases it can be as little as 9 months or as much as 2.5 - 3 years.