First of all, the use time of Phase I and Phase II is different. The first-stage corset is suitable for use within 30 days after operation or postpartum, and the second-stage corset is suitable for use 30-90 days after operation or postpartum.
Secondly, the pressure in the first stage and the second stage is different. The pressure of the primary corset is 40-50mmHg, and the pressure of the secondary corset is 20-30mmHg.
Then, the functions of the first and second corsets are different. The role of abdominal girdling in the first stage is: to make the local tissue in an ischemic state, help the wound stop bleeding and prevent hematoma; Relieve the pain at the operation site and prevent the wound from accumulating fluid; Fix the skin, make the skin fit the tissue better and reduce postoperative or postpartum edema. In the second stage, the role of abdominal girdle is to promote the growth of new small blood vessels and collagen, improve the blood supply of skin and reduce the occurrence of pigmentation; It can also reduce skin sagging and help restore skin elasticity. Local compression can promote the growth of nerve endings and scar tissue, reduce the numbness of epidermis, reduce the stiffness under the skin and the unevenness of skin surface.
Generally speaking, the role of the first phase and the second phase is different, so female friends should choose according to their own needs.