PREVIEW
... hour. This is still with the attending physician’s excellent technical skills, adept hands, and proper nurse cooperation. The patient’s condition must be relatively normal.
Otherwise, puncturing will encounter various difficulties. At that time, ultrasound positioning must be used to complete the puncture.
It keeps two or three people busy for at least half an hour, and also involves the use of ultrasound equipment, which is not very cheap but also not extremely expensive, as wel ...
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