Patient transport is an important part of medical work, and maintaining the stability of vital signs of transport patients is an significant prerequisite for safe transportation. Appropriate oxygen therapy can effectively ensure the stability of vital signs and reduce the incidence of clinical complications in patients' transport. Excellent oxygen therapy device is an important guarantee to ensure adequate oxygen inhalation for transporting patients. There are a variety of devices for providing oxygen therapy in patients' transportation, and each has its advantages and disadvantages. This article aims to summarize the commonly used oxygen therapy devices in clinical transport of patients.