Background On October 13 to 16, 2022 in Ustroń, the 20th Jubilee Conference "Biomaterials and Mechanics in Dentistry" was held under the honorary patronage of His Magnificence Rector of the Medical University of Silesia in Katowice, prof. Tomasz Szczepański, MD, PhD. Representatives of the medical community and engineers presented their lectures. This meeting enables both groups of scientists to share what is needed to deepen further knowledge for the benefit of patients. At this year's conference, we hosted the authorities of the Medical University of Silesia in Katowice. The lectures were presented by representatives of the medical community and engineers. The organizers of this year's conference were: Polish Society of Medical Engineering, Department of Prosthetics and Dental Materials Science of the Medical University of Silesia in Katowice, Department of General Dentistry, Department of Restorative Dentistry, Medical University of Łódź, Department of Engineering and Biomedical Materials of the Silesian University of Technology, Polish Dental Society, Silesian Branch.