Method for testing endoprosthesis under static loads, wherein an endoprosthesis is installed in a cadaveric bone, fixed, the bone with the endoprosthesis is placed in a horizontal or vertical position between a dynamometer and a testing machine table, and tests are performed under bending or compression loads. The endoprosthesis is additionally fixed in the bone by introducing an artificial material close to the characteristics of spongy bone tissue into the space between the bone and the endoprosthesis