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[Endoprosthesis of great joints of extremities in difficult anatomic conditions].

Experience in endoprosthesis of great joints in 408 patients in difficult clinical cases associated with defects and deformations of bones of posttraumatic, oncological, dysplastic and systemic character, and also in the cases of complications after primary endoprosthesis is analyzed. Special constructions of implants, instruments, surgical technique were used depending on anatomic and functional changes. Results of endoprosthesis of great joints were accessed as successful in 95% patients in maximal period of follow-up during 13 years.