A fistula creation system for quickly creating a fistula between a first biological tissue and a second biological tissue of a body. The system includes a tissue fastening tool for applying pressure to a periphery around an area of a first biological tissue and a second biological tissue of a body, a power source and a fistula creating device. The fistula creating device includes one or more electrodes located at the distal end of a catheter and are in electrical communication with the power source. The electrodes cut the first and second biological tissue within the area when charged by the power source. The fistula creating device includes a balloon with an electrode for expanding the size of the fistula.
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