1. In hospitals, most staff employed by patients or their families to assist nurses in daily care and help patients are engaged in domestic service.
2. Nurses are more suitable than ordinary nannies, have more professional nursing knowledge and skills, and can provide professional rehabilitation care for postoperative patients, vegetative patients and patients paralyzed in bed. They generally learn knowledge and skills such as basic nursing, rehabilitation nursing and life nursing for special patients, including observing vital signs such as blood pressure, pulse, body temperature and respiration, nursing oral cavity, perineum, skin and pressure sore, providing nutrition catering for patients, putting patients in bed, giving psychological counseling to patients and using some common rehabilitation instruments.