The number of days of rest after the puncture depends on the specific situation, usually half an hour of postoperative observation, bed rest, reduce walking or hospitalization, usually within three days can be discharged from the hospital. The puncture method can be used for thyroid, liver, breast, amniotic fluid, as well as surface or deep masses, this puncture method is easy to operate. It is a method of biopsy in which tissue or cells are obtained by suction with a fine needle under negative pressure under ultrasound guidance, stained, and then examined under a microscope for diagnosis. This method is rapidly diagnostic, minimally invasive, virtually non-invasive or less damaging to the puncture, and does not require prophylactic antibiotics. After the procedure, it is important to minimize touching the puncture site to avoid bleeding and infection, as well as to observe the puncture site and follow up promptly if there is pain or swelling at the puncture site.