The study treatment (root canal) by medullary tubes compose method with rotating brooch Ni-Ti protaper on 184 teeth, is divided into three groups. Group1: 62 teeth root canal tubes preparedby protaper rotary brooch by the method step sow (Crow down). Group2: 61 teeth root canal prepared by protaper rotary brooch. Group 3: 61 teeth was composed by marrow pipesaw brooch handles normal in oeder to evanluate the effectiveness of tubes prepared brooch rotation Ni-Ti protaper after care, after 6 months and after 1 year. The result: Inflammation of the spinal cord do not regenerate accounted for 78,8 percent. Pathological met many on clinical, dental treatment in the teeth of 6 is the most common accounting for 48,3 percent. Effective way of pipe turning machine and run brooch rotate hand protaper system better than brooch hand normal: Results afte 12 months saw a slew of good protaper accounted for 90,3 percent rotaredbrooch hand protaper good accounting for 86,6 percent. And brooch handles normal accounted for 62,4 percent. Brooch Ni-Ti rotary protaper effectively and maintain position of the tooth shape and foramen teeth at first compared to conventional rotating brooch.
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