1.Used for percutaneous drainage in multiple drainage applications (e.g., nephrostomy, abscess drainage, and other abdominal cavity drainage procedures). 2.The DIALL Pigtail Drainage Catheter features multiple large side holes for percutaneous drainage, has a locking pigtail and hydrophilic coating, and is a radiopaque catheter. It can significantly reduce injures, risks and cost raised by ordinary surgy.