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Comparison Between Velys J&J Robotic-assisted and Cori S&N Robotic-assisted Total Knee Arthroplasty

NCT07555067 · Jan Biziel University Hospital No 2 in Bydgoszcz · Updated 24 June 2026

What is being tested
preoperative HKA; preoperative CPAK; preoperative Oxford Knee Score; preoperative Forgotten Joint Score; preoperative range-of-motion; postoperative HKA; postoperative CPAK; postoperative range-of-motion; postoperative Oxford Knee Score; postoperative Forgotten Joint Score
For
Knee Arthritis Osteoarthritis
Kind of study
Watches patients without assigning a treatment. No drug phase (a device or procedure study).
Who can join
Ages 18 years and older. About 200 people. The full rules are on the registry page.
Where
Poland
When
Starts or started 1 Jan 2026, ends 1 March 2027. Registered 28 April 2026.
Results
None posted yet.

In the researchers' words

This randomised controlled trial will include patients with end-stage osteoarthritis of the knee undergoing primary TKR. Patients meeting the criteria that consent to be in the study will be randomised at a ratio of 1:1 to either Velys J\&J robotic-assisted or Cori S\&N robotic-assisted TKR. The primary objective will assess pre- and postoperative HKA angle, CPAK and range of motion using goniometer to compare two groups.The secondary objectives are to compare patient expectation, functional ability, quality of life using functional 48-point Oxford Knee Score and Forgotten joint score.
ClinicalTrials.gov, NCT07555067

Sites

  • Dr. Jan Biziel University Hospital No. 2 in BydgoszczBydgoszcz, Kuyavian-Pomeranian Voivodeship, Poland