Sterile Karman Cannula for Clinical Use Karman Cannula is supplied as a sterile, single-use medical device for appropriate gynecological procedures. Its flexible tube is made from medical-grade plastic and includes a smooth, rounded tip designed for controlled insertion. The transparent tube supports visibility during aspiration, while color-coded hubs help identify different sizes quickly. Available options range from 4 mm to 12 mm, providing healthcare professionals with multiple size choices. GSTC manufactures this product under ISO 13485:2016 quality management certification and CE marking, supporting procurement requirements for hospitals, clinics, distributors, and healthcare organizations.