Disposable silicone drainage ball is a medical device product for negative pressure drainage treatment. Its main feature is the use of single-use design, to avoid the risk of cross-infection, to ensure the safety of patients. This product is made of high quality material, has good negative pressure drainage effect, can effectively remove wound exudates, promote wound healing. The surface of the drainage ball is covered with a porous membrane, which can effectively adsorb the wound exudate and connect to the negative pressure pump through the drainage tube to form a negative pressure environment and accelerate wound healing. The drainage ball has different specifications and sizes, and the appropriate model can be selected according to the specific situation of the patient. Drainage balls can be divided into different types, including drainage balls suitable for different parts and sizes. The product has the characteristics of easy to use, safe and reliable, non-trauma, etc., and is widely used in surgery, trauma treatment, chronic ulcer and other fields. Through negative pressure drainage technology, it can effectively reduce the risk of infection, promote wound healing, and improve the quality of life of patients.