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The verification study on correlative relationship between bone resection volume and outcomes in the TKA with .Triathlon CR/PS and Advanced-Gap-Sezer.

The verification study on correlative relationship between bone resection volume and outcomes in the TKA with .Triathlon CR/PS and Advanced-Gap-Sezer. - Triathlon & AGS Study

Status
Active, not recruiting
Phases
Unknown
Study type
Observational
Source
JPRN
Registry ID
JPRN-UMIN000022555
Enrollment
250
Registered
2016-06-06
Start date
2016-05-19
Completion date
Unknown
Last updated
2026-06-29

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

Knee osteoarthritis

Interventions

None listed

Sponsors

Stryker Japan K.K.
Lead Sponsor

Eligibility

Sex/Gender
All

Inclusion criteria

Inclusion criteria: 1) Patients are candidate for primary TKA. 2) Patients have diagnosis of OA. 3) Patients are age 20 or over. 4) Patient, who can walk independently without assistance person. 5) Patients, who agree on an IRB-approved, study specific Informed Patient Consent Form 6) Patients are willing and able to comply with postoperative scheduled evaluations

Exclusion criteria

Exclusion criteria: 1) Patients have bacterial infectious disease or have risk highly of bacterial infection. 2) Patients requiring revision surgery. 3) Patients, who are severe Baker's leg (FTA < 165 degree). 4) Patients had bone osteotomy to tibia. 5) Patients, who are morbidly obese, defined as having a Body Mass Index (BMI) > 40. 6) Patients who is pregnant female or maybe so. 7) Patients who have a neuromuscular or neurosensory deficiency, which limits ability to evaluate the safety and efficacy of the device. 8) Patients with diagnosed systemic disease (i.e. Paget's disease, renal osteodystrophy). 9) Patients who are immunologically suppressed or receiving chronic steroids. 10) Patients who are judged ineligible with reasonable reason by primary doctor.

Design outcomes

Primary

MeasureTime frame
Radiographic evaluation. Functional Score. Patients satisfaction.

Countries

Japan

Contacts

Public ContactSatoru Motohashi

Stryker Japan K.K. Clinical Affairs

satoru.motohashi@stryker.com03-6894-8219

Outcome results

None listed

Source: JPRN (via WHO ICTRP) · Data processed: Jul 3, 2026