Patent ID: 8795330

Claim:
A device for disrupting flow through a fistula, the device comprising: a woven textile having a compressed state and an expanded state, the woven textile comprising, in the expanded state: a first bulb having a first braid angle and a first diameter, a second bulb having a second diameter larger than the first diameter, a first neck between the first bulb and the second bulb, a third bulb having a third diameter, a second neck between the second bulb and the third bulb, a fourth bulb having a second braid angle and a fourth diameter smaller than the third diameter, the second neck having a third braid angle less than the first braid angle and the second braid angle, and a third neck between the third bulb and the fourth bulb, the second neck configured to extend through a fistula, the first bulb and the second bulb configured to be on a first side of the fistula, the third bulb and the fourth bulb configured to be on a second side of the fistula.