Ultrasound-guided Percutaneous Transhepatic Biliary Drainage (PTCD) can improve the condition of liver obstruction, which is usually caused Obstructive Jaundice, the patients are with yellow skin and white eyes. By clearly presenting the internal structure of the liver, using ultrasound, the disease incidence point can be accurately and quickly located, and the surgical process can be monitored in real time and precisely. Compared with traditional X-ray, PTCD has the advantages of simple and int

Percutaneous Transhepatic Gallbladder Drainage (PTGBD) in the treatment of senile acute cholecystitis has the advantages of easy operation, high success rate, good treatment effect, and fewer complications. With the development of global aging, the incidence of acute cholecystitis in the elderly has increased significantly. Due to the decline of physical function and other complications in elderly patients, the mortality and complication rates of acute cholecystectomy are high. Even with cholecy