Credit: Science Translational Medicine/AAAS
An illustration of the cartilage repair surgical procedure. A mini-incision exposes the cartilage defect (top left-hand panel), and any dead tissue is removed from the edges. (B) The adhesive is then applied to the base and walls of the defect, followed by microfracture. (C) Lastly, the hydrogel solution is injected into the defect. (D) Bleeding from the microfracture holes is trapped in and around the hydrogel.