2. Mobile nursing information system is the expansion and extension of nurse's workstation at the patient's bedside, and its solution is based on the support of hospital information system, with PDA as the hardware platform, and wireless LAN as the platform for transmitting and exchanging information, making full use of the data resources of HIS, realizing the expansion of HIS to the wards and timely exchange of data, which greatly promotes the hospital's information construction and digitalization development trend.
3. In recent years, with the gradual popularization and application of wireless communication technology in domestic medical institutions, mobile nursing information system has also played a significant role in clinical nursing work. 2002, Peking Union Medical College Hospital began to trial clinical mobile nursing information system in the respiratory department, and began to implement it in the whole hospital at the end of 2004; in 2005, the General Hospital of the People's Liberation Army began to trial the clinical mobile nursing information system in a few hospitals; moreover, the General Hospital of the People's Liberation Army began to trial the clinical mobile nursing information system in several hospitals. In 2005, the General Hospital of the People's Liberation Army (PLA) started to try the clinical mobile nursing information system in several wards; in addition, Beijing Tongren Hospital, Tiantan Hospital, Wuxi Hospital of Traditional Chinese Medicine, and the 302nd Hospital of the PLA have also used the mobile nursing information system in their clinics one after another. The successful implementation of the Clinical Mobile Nursing Information System has improved the efficiency of healthcare workers.