New knee implant tested for better mobility and less pain

Copied word for word from the study's registry entry, so the wording is the study team's rather than ours.

Inclusion Criteria: 1. Patient is of legal age of consent and skeletally mature 2. Patient is willing and able to provide written Informed Consent by signing and dating the IRB/EC approved Informed Consent document 3. Patient is willing and able to complete scheduled follow-up evaluations as defined in the study protocol 4. Patient qualifies for total knee arthroplasty based upon physical exam and medical history and meets the approved indications for use of the Persona® SoluTion® PPS femoral implant and appropriate compatible components, within a pre-specified variant configuration (cohort). 5. A clinical decision has been made to use the Persona® SoluTion® PPS femoral implant prior to enrollment in the research Exclusion Criteria: 1. Patient is currently participating in any other surgical intervention or pain management study 2. Patient is pregnant or considered a member of a protected (vulnerable) population whose inclusion in the study is inappropriate (e.g. prisoner, mentally incompetent) 3. Patient has a mental or neurologic condition who is unwilling or incapable of following postoperative care instructions 4. Patient has a condition which would, in the judgement of the Investigator, place the patient at undue risk or interfere with the conduct of the study 5. Patient is institutionalized or is a known drug abuser, a known alcoholic or cannot understand the requirements of study participation 6. Previous history of infection in the affected joint and/or other local/systematic infection that may affect the prosthetic joint 7. Insufficient bone stock on femoral or tibial surfaces 8. Skeletal immaturity 9. Neuropathic arthropathy 10. Osteoporosis or any loss of musculature or neuromuscular disease that compromises the affected limb 11. A stable, painless arthrodesis in a satisfactory functional position 12. Severe instability secondary to the absence of collateral ligament integrity 13. Rheumatoid arthritis (RA) accompanied by an ulcer of the skin or a history of recurrent breakdown of the skin 14. Study device not implanted during surgery, or surgery did not occur 15. KOOS JR score not collected pre-operatively 16. Patient requires simultaneous bilateral knee surgery for treatment of the diagnosed condition