Expected Total Number of Subjects * Level of significance, alfa 0.05 * Power 0.80 * Mean difference between two treatments is assumed 35 * Standard Deviation is assumed 35. * Follow-up loss is assumed 20% * N=34(each group:17)
Study design * single center, randomized, unblind clinical study Medical device * Investigational Medical Device: EVERA * Comparator: ESTES Process * For eligible subjects, investigator apply Standard Deviation or Comparator on the breast * The Investigational Medical Device is determined by randomization. * Subjects will be applied for 12 weeks. * Subjects will receive Patient Compliance Diary * Subjects will visit the hospital to measure breast volume with VIVID 9i every 2 weeks for 16weeks
Study Type
INTERVENTIONAL
Allocation
RANDOMIZED
Purpose
TREATMENT
Masking
NONE
Enrollment
34
Seoul National Univ. Bundang Hospital
Seongnam-si, Gumi-dong, Bundang-gu/Gyeonggi-do, South Korea
The change in breast volume of the test group and control group
Time frame: Baseline and 12weeks and 16weeks
Changes in satisfaction level on their breast
Time frame: Baseline and 12weeks and 16 weeks
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