[Experience in 77 changes of hip-joint prostheses (author's transl)].

The article reports on 77 changes of hip-joint prostheses. The main indications are deep infections and loosening. The surgical procedure and complications are described. Results are encouraging. Even in cases of changes of prostheses on account of fistulating, deep infection, the infections can be controlled in 75% of the cases. Long-term results must be awaited.