Patent ID: 8206331
Filing Date: 2012-06-26
Classification: A61M,B01D

Abstract:
1. A portable, wearable ultrafiltration device comprising: a blood inlet for receiving blood flow from a patient; a pump for pumping said blood, from said patient, through said ultrafiltration device at a blood flow rate, said pump adapted to receive power from a battery; a blood filter for filtering fluid from said blood, the rate of fluid filtering from the blood is configured to be adjusted by a combination of the blood flow rate and by controlling a continuous fluid flow from the blood filter; a blood outlet connected to the blood filter, the blood outlet configured to receive blood from the blood filter and return the blood to the patient; a fluid bladder, in removable fluid communication with said blood filter, for collecting said fluid, the wearable ultrafiltration device constructed and configured to operate while in various three-dimensional orientations on the body of the patient; an alarm for providing an alarm indication to said patient; a microcontroller electrically connected to the battery, the pump and the alarm, the microcontroller sensing a battery charge and providing an alarm signal to said alarm if said battery charge is below a predetermined level.