Sponsor did not fund the study

The purpose of this study is to collect radiographic and clinical outcomes of total knee replacement using Simplex® or Cobalt™ Bone Cement.

The purpose of this study is to collect radiographic and clinical outcomes of total knee replacement using Simplex® or Cobalt™ Bone Cement.

Inclusion Criteria:

• Patients with painful and disabled knee joint resulting from osteoarthritis, rheumatoid arthritis, traumatic arthritis where one or more compartments are involved
• Patients requiring correction of varus, valgus, or posttraumatic deformity
• Patients requiring correction or revision of unsuccessful osteotomy, arthrodesis, or failure of previous joint replacement procedure

Exclusion Criteria:

• Infection, sepsis, and osteomyelitis

The study population will include patients who require total knee replacement.