Participants after first-stage of knee infection reimplantation will be assign to one of two groups: with stem vs. with sleeve. Investigators will check participants on clinical, laboratory and reinfection signs. The main hypothesis is that better mechanical stability of endoprosthesis with sleeves will support infection treatment.
second-stage of knee reimplantation
primary knee replacement in primary knee osteoarthritis
fulfillment of International Consensus Meeting 2018 infection criteria
intraoperative bone defects Anderson Orthopedic Research Institute score >II
autoimmune disease
diabetes
peripheral vascular disease