Part I Introduction -- Introduction -- TMJ Biomechanics -- TMJ TJR Biomaterials Considerations -- History of TMJ TJR (Mercuri) -- Part II TMJ TJR Devices -- Stock TMJ TJR Devices -- Custom TMJ TJR Devices -- Part III Advanced TMJ TJR Techniques -- TMJ TJR in combination with orthognathic procedures -- Mandibular replacement utilizing TMJ TJR devices -- Part IV Complications -- TMJ TJR surgical Complications, prevention and management -- Material Hypersensitivity -- Tribocorrosion and TMJ TJR devices -- Management of failing and failed TMJ TJR Devices -- Part V Future Considerations -- Bioengineered Tissue TMJ TJR.