Abstract Purpose Percutaneous hepatic perfusion (PHP) is a palliative intraarterial therapy for unresectable hepatic malignancies. During PHP. high-dose melphalan is infused via the hepatic artery to saturate tumor in the liver with the chemotherapeutic substance. The venous hepatic blood is filtered by an extracorporeal melphalan specific filtration system. https://www.roneverhart.com/Plastic-Gift-Boxes-Gold-5X4X3-5-6-Pack-Bakery-Boxes-With-Base-Lid-Ribbon/