Product Introduction Disposable Multichannel Type 1.TPU material with good bio-compatibility,no stimulation to the tissue. 2.Inner and outer diameter ratio is large and tube wall is thin, make sure smooth drainage. 3.The radiopaque catheter is visible under X-Ray, convenient for clinical observation. Product Code of Surgical Drainage Catheter Model General Surgery Department, Cardiology Department, Orthopaedics Department, Plastics Surgical Department and so on.