deltatrials
Terminated NA INTERVENTIONAL 1-arm NCT00966979

Triathlon® Partial Knee Replacement (PKR) Outcomes Study (PKR)

A Prospective, Post-market, Multi-center Study of the Outcomes of the Triathlon® Partial Knee Resurfacing (PKR) Unicondylar Knee System

Sponsor: Stryker Orthopaedics

Conditions Arthroplasty, Replacement, Knee
Interventions Triathlon PKR
Updated 19 times since 2017 Last updated: Aug 16, 2023 Started: Jan 31, 2010 Primary completion: Sep 30, 2022 Completion: May 31, 2023
This information is for research purposes only and is not medical advice. Consult a healthcare provider before making any medical decision.

Terminated

Enrollment goals not being met.

Other terminated trials from Stryker Orthopaedics

See all terminations from Stryker Orthopaedics

Other Arthroplasty, Replacement, Knee trials with similar outcome

Browse all Arthroplasty, Replacement, Knee trials

A NA clinical study on Arthroplasty, Replacement, Knee, this trial is terminated or withdrawn. The trial is conducted by Stryker Orthopaedics and has accumulated 19 data snapshots since 2010. Longitudinal tracking of this trial contributes to a broader understanding of treatment development timelines.

Status Flow

~Jan 2017 – ~Feb 2017 · 31 days · monthly snapshot~Feb 2017 – ~Jul 2017 · 5 months · monthly snapshot~Jul 2017 – ~Dec 2017 · 5 months · monthly snapshot~Dec 2017 – ~Jun 2018 · 6 months · monthly snapshot~Jun 2018 – ~Nov 2018 · 5 months · monthly snapshot~Nov 2018 – ~May 2019 · 6 months · monthly snapshot~May 2019 – ~Oct 2019 · 5 months · monthly snapshot~Oct 2019 – ~Apr 2020 · 6 months · monthly snapshot~Apr 2020 – ~Dec 2020 · 8 months · monthly snapshot~Dec 2020 – ~Jan 2021 · 31 days · monthly snapshot~Jan 2021 – ~Jun 2021 · 5 months · monthly snapshot~Jun 2021 – ~Nov 2021 · 5 months · monthly snapshot~Nov 2021 – ~May 2022 · 6 months · monthly snapshot~May 2022 – ~Sep 2022 · 4 months · monthly snapshot~Sep 2022 – ~Oct 2023 · 13 months · monthly snapshot~Oct 2023 – ~Jul 2024 · 9 months · monthly snapshot~Jul 2024 – ~Sep 2024 · 2 months · monthly snapshot~Sep 2024 – ~Sep 2025 · 12 months · monthly snapshot~Sep 2025 – present · 10 months · monthly snapshot

Change History

19 versions recorded

  1. Sep 2025 — Present [monthly]

    Terminated NA

  2. Sep 2024 — Sep 2025 [monthly]

    Terminated NA

  3. Jul 2024 — Sep 2024 [monthly]

    Terminated NA

  4. Oct 2023 — Jul 2024 [monthly]

    Terminated NA

    Status: Recruiting → Terminated

  5. Sep 2022 — Oct 2023 [monthly]

    Recruiting NA

▶ Show 14 earlier versions

  1. May 2022 — Sep 2022 [monthly]

    Recruiting NA

  2. Nov 2021 — May 2022 [monthly]

    Recruiting NA

  3. Jun 2021 — Nov 2021 [monthly]

    Recruiting NA

  4. Jan 2021 — Jun 2021 [monthly]

    Recruiting NA

  5. Dec 2020 — Jan 2021 [monthly]

    Recruiting NA

  6. Apr 2020 — Dec 2020 [monthly]

    Recruiting NA

  7. Oct 2019 — Apr 2020 [monthly]

    Recruiting NA

  8. May 2019 — Oct 2019 [monthly]

    Recruiting NA

  9. Nov 2018 — May 2019 [monthly]

    Recruiting NA

  10. Jun 2018 — Nov 2018 [monthly]

    Recruiting NA

  11. Dec 2017 — Jun 2018 [monthly]

    Recruiting NA

  12. Jul 2017 — Dec 2017 [monthly]

    Recruiting NA

  13. Feb 2017 — Jul 2017 [monthly]

    Recruiting NA

  14. Jan 2017 — Feb 2017 [monthly]

    Recruiting NA

    First recorded

Jan 2010

Trial started

Per CT.gov start date — pre-dates our first snapshot

Eligibility Summary

No eligibility information available.

Contact Information

Sponsor contact:
  • Stryker Orthopaedics
Data source: Stryker Orthopaedics

For direct contact, visit the study record on ClinicalTrials.gov .

Study Locations