The Tecres spacer for Knee it is made with antibiotic bone cement and It comprises two independent articulating elements. The tibial component has a flat base on which the femoral component articulates. The Spacer-K: preformed spacer for knee loaded with gentamicin; The Vancogenx-Space Knee: preformed spacer for knee loaded with vancomycin and gentamicin. This device is Ready to use device, Maintenance of joint space and mobilisation, Efective in situ release of antibiotic, Deambulation with partial weight-bearing, Facilitation of definitive re-implant surgery, Standardized mechanical performance, and Reduction of functional recovery time after the two stage procedure.