The Use of Negative Pressure in Medicine
Pressure is considered negative if it is below the standard atmospheric pressure, i.e. one atmosphere (1 atm). Negative pressure could occur naturally in few occasions such as out space, but it also could be deliberately inducted for the use of human. One of these uses is for medical purposes. The history of negative pressure use in health and disease management draws back to the establishment of the Chinese traditional medicine and continued to develop till the contemporary medical advances. In this review, the author aimed to elaborate the history and advancement in the usage of negative pressure in health aspects and classify the different modalities of negative pressure incorporated in treatment management and clinical trials.