During shift assessment of a patient the wound vacuum control device vacuum pressure setting was checked and noted to be 100 mmhg when it had been set and left previously at 75 mmhg.The patient's mother indicated that she observed that "the device keeps changing screens and looks like something is hitting the buttons".The nurse then corrected the setting and locked the controls.The nurse then observed that the display was indicating that the 1 and 2 keys were being selected although no one was touching the device.The device was swapped with a second wound vacuum control device with no further problems noted.Manufacturer response for wound vacuum control device, (brand not provided) (per site reporter).The manufacturer hasn't yet had an opportunity to evaluate the device involved.
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