Excess fluid can put pressure on the wound and the stitches or staples that hold it closed. Negative pressure wound therapy slowly draws fluid off the wound, relieving pressure and reducing swelling.

The FDA cleared a miniaturized device designed to help heal open wounds after surgery by sealing and holding them shut using gentle suction ... that the global closed surgical incision market ...

The effectiveness and value of an increasingly popular treatment used in the treatment of long term wounds are questioned ... says DTB. A suction unit typically costs around £39 a day to rent ...

Drain proponents argue that decreased hematoma formation and increased patient comfort warrant routine scrotal closed-suction drainage. In contrast, to avoid dreaded prosthesis infections ...

No one really knows why, but for an open wound, simply applying suction dramatically speeds healing times. (The theory is that the negative pressure draws bacteria out, and encourages circulation.) ...