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Note: This record shows only 22 elements of the WHO Trial Registration Data Set. To view changes that have been made to the source record, or for additional information about this trial, click on the URL below to go to the source record in the primary register.
Register: ClinicalTrials.gov
Last refreshed on: 12 December 2020
Main ID:  NCT02552082
Date of registration: 10/08/2015
Prospective Registration: No
Primary sponsor: Stryker Japan K.K.
Public title: Scorpio Non Restricted Geometry (NRG) Study in Japan
Scientific title: The Verification Study on the Effectiveness of Rotational Tolerance of Scorpio NRG Study in TKA
Date of first enrolment: June 2015
Target sample size: 150
Recruitment status: Completed
URL:  https://clinicaltrials.gov/show/NCT02552082
Study type:  Observational
Study design:   
Phase: 
Countries of recruitment
Japan
Contacts
Key inclusion & exclusion criteria

Inclusion Criteria:

1. Patient who is candidate for primary total knee arthroplasty (TKA).

2. Patient who has diagnosis of osteoarthritis or rheumatoid arthritis.

3. Patient who is age 20 or over.

4. Patient who signed an Institutional Review Board (IRB)-approved, study specific
Informed Patient Consent Form.

5. Patient who is willing and able to comply with postoperative scheduled evaluations.

Exclusion Criteria:

1. Patient who has a bacterial infectious disease or has a risk high of a bacterial
infection.

2. Patient who requires revision surgery.

3. Patient who is morbidly obese, defined as having a Body Mass Index (BMI) > 40.

4. Patient who is or may be pregnant female.

5. Patient who has a neuromuscular or neurosensory deficiency, which limits ability to
evaluate the safety and efficacy of the device.

6. Patient with diagnosed systemic disease (i.e. Paget's disease, renal osteodystrophy).

7. Patient who is immunologically suppressed or receiving chronic steroids.

8. Patient who is judged ineligible with specific reason by primary doctor.



Age minimum: 20 Years
Age maximum: N/A
Gender: All
Health Condition(s) or Problem(s) studied
Osteoarthritis
Rheumatoid Arthritis
Intervention(s)
Device: Scorpio NRG posterior stabilized (PS)
Primary Outcome(s)
Change in Range of motion(ROM) [Time Frame: Pre-operation, intraoperative, 6 months and 1 year after surgery]
Secondary Outcome(s)
Change in Knee Society Score (KSS) [Time Frame: Pre-operation, intraoperative, 6 months and 1 year after surgery]
Change in Japanese Orthopaedics Association (JOA) score, [Time Frame: Pre-operation, intraoperative, 6 months and 1 year after surgery]
Secondary ID(s)
SJCR-OR-1501
Source(s) of Monetary Support
Please refer to primary and secondary sponsors
Secondary Sponsor(s)
Ethics review
Results
Results available:
Date Posted:
Date Completed:
URL:
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