ICU ward, also known as intensive care unit, has requirements for family members. Simply put, there are the following precautions: wear the designated disinfection clothes to enter, and you must change the disinfection clothes and disinfection shoes if the conditions are good. 2. Without a mobile phone, it will interfere with the precision instruments in the ICU ward. 3. Basically, ICU wards make house calls at designated time, unlike ordinary wards, which take a long time to make house calls. You can't chat in the ward, let alone speak loudly. Of course, it is not difficult to understand that critically ill patients need rest and nutrition most. The requirements of special wards must be quite special. You should care about your family and give other patients the same respect and care.