Unopened negative pressure suction bottle expiration date

Wound negative pressure assisted healing treatment is generally a course of treatment is 5-7 days, 5-7 days later to re-replace the negative pressure device; if the wound is relatively clean, secretion is not much of the case, you can appropriately extend the duration of the treatment,, useful to 7-14 days can also be used, but routinely 5-7 days to replace one. Replacement is generally still back to the doctor in charge, the doctor in charge of the patient replacement, because this involves medical operations, replacement, one is to assess the situation of the wound, to see if the wound can be surgically repaired. 5-7 days later, the necrotic tissue seepage will be the medical sponge clogging, the attraction effect will not be so good, this time you need to replace the negative pressure device.