Routine ultrasound examinations include: 1. circulatory system including heart, pericardium, great vessels. 2. digestive system including liver, biliary system, spleen, pancreas and gastrointestinal tract. 3. urinary system including kidney, bladder, ureter, prostate, seminal vesicle gland and adrenal gland. 4. male reproductive system including testes, epididymis, vas deferens, penis. 5. female reproductive system including uterus, ovaries, fallopian tubes. 6. superficial The superficial organs include thyroid, breast, submandibular gland, parotid gland, eye, superficial soft tissue, chest wall, abdominal wall, etc. 7.Vascular system includes neck arteries, extremity arteries, abdominal vessels, etc. 8.Lymphatic system includes deep and superficial lymph nodes. 9.Muscle, bone, joint and peripheral nerve. 10.Partial functions such as follicle monitoring, fetal growth and development, gallbladder contraction function, bladder reserve function, heart function test, etc. Measurement.