RCT Comparing Robotically-Assisted vs. Manually-Executed Total Knee Arthroplasties


About this study

This study will explore if there are any difference in functional outcomes between two different surgical procedures for total knee replacement: robot-assisted versus manually-executed total knee arthroplasty.

Participation eligibility

Participant eligibility includes age, gender, type and stage of disease, and previous treatments or health concerns. Guidelines differ from study to study, and identify who can or cannot participate. There is no guarantee that every individual who qualifies and wants to participate in a trial will be enrolled. Contact the study team to discuss study eligibility and potential participation.

Inclusion Criteria: -Include all patients who are surgical candidates for primary TKA with unilateral osteoarthritis -All eligible male or female patients between the ages of 20 years to 100 years old -All included study participants must be able to give an informed consent. Exclusion Criteria: -Significant femoral or tibial deformity due to congenital or traumatic etiologies, inflammatory arthritis, post-septic arthritis, osteomyelitis, prior infection of knee joint, osteoporosis, dislocated or fragmented patella -The presence of infections, highly communicable diseases (e.g. AIDS), active tuberculosis, venereal disease, hepatitis. -Significant neurological or musculoskeletal disorders or disease that may adversely affect normal gait or weight bearing. -Presence of previous prosthetic knee replacement devices (of any type) -Metastatic disease -Psychiatric illness -Drug or alcohol abuse -Body mass index (BMI) > 40 kg/m2

Participating Mayo Clinic locations

Study statuses change often. Please contact the study team for the most up-to-date information regarding possible participation.

Mayo Clinic Location Status Contact

Rochester, Minn.

Mayo Clinic principal investigator

Matthew Abdel, M.D.

Closed for enrollment

Contact information:

Lauren Cole

(507) 266-1227


Jacksonville, Fla.

Mayo Clinic principal investigator

Matthew Abdel, M.D.

Open for enrollment

Contact information:

Lori Chase B.S., CCRP



Scottsdale/Phoenix, Ariz.

Mayo Clinic principal investigator

Henry Clarke, M.D.

Closed for enrollment

Contact information:

Nalani Thomas



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