1. Adequate anesthesia (general, regional, conductor, local)
2. Treatment of the surgical field with an antiseptic twice
3. Closed reposition of fragments of the humerus under the control of the C-arc in a known traditional way - traction along the axis, small abduction and rotation (inside or outside), depending on the displacement of the fragments.
4. Under the control of the S-arc, using the Kirschner needle, the place of perforation of the cortical layer of the humerus can be noted