deltatrials
Completed NA INTERVENTIONAL 2-arm NCT02011308

KTP (Potassium-titanyl-phosphate) Laser Versus TUR-P (Transurethral Resection of Prostate)

The Effect of KTP Green Light Prostatectomy (120W) Compared With TUR-P When Treating Benign Prostatic Hyperplasia (BPH), a Prospective Randomized Study

Sponsor: Oulu University Hospital

Updated 10 times since 2017 Last updated: Nov 13, 2017 Started: Jan 31, 2011 Primary completion: Oct 31, 2015 Completion: Oct 31, 2015
This information is for research purposes only and is not medical advice. Consult a healthcare provider before making any medical decision.

This NA trial investigates BPH (Benign Prostatic Hyperplasia) and is currently completed. Oulu University Hospital leads this study, which shows 10 recorded versions since 2011 — indicating substantial longitudinal coverage. The change history captured here reflects the iterative nature of clinical trial conduct.

Status Flow

~Jan 2017 – ~Feb 2017 · 31 days · monthly snapshotCompleted~Feb 2017 – ~Dec 2017 · 10 months · monthly snapshotCompleted~Dec 2017 – ~Jun 2018 · 6 months · monthly snapshotCompleted~Jun 2018 – ~Apr 2019 · 10 months · monthly snapshotCompleted~Apr 2019 – ~Apr 2020 · 12 months · monthly snapshotCompleted~Apr 2020 – ~Jan 2021 · 9 months · monthly snapshotCompleted~Jan 2021 – ~Jul 2024 · 42 months · monthly snapshotCompleted~Jul 2024 – ~Sep 2024 · 2 months · monthly snapshotCompleted~Sep 2024 – present · 19 months · monthly snapshotCompleted~Jan 2026 – present · 3 months · monthly snapshotCompleted

Change History

10 versions recorded
  1. Jan 2026 — Present [monthly]

    Completed NA

  2. Sep 2024 — Present [monthly]

    Completed NA

  3. Jul 2024 — Sep 2024 [monthly]

    Completed NA

  4. Jan 2021 — Jul 2024 [monthly]

    Completed NA

  5. Apr 2020 — Jan 2021 [monthly]

    Completed NA

Show 5 earlier versions
  1. Apr 2019 — Apr 2020 [monthly]

    Completed NA

  2. Jun 2018 — Apr 2019 [monthly]

    Completed NA

  3. Dec 2017 — Jun 2018 [monthly]

    Completed NA

    Phase: PHASE4NA

  4. Feb 2017 — Dec 2017 [monthly]

    Completed PHASE4

  5. Jan 2017 — Feb 2017 [monthly]

    Completed PHASE4

    First recorded

Jan 2011

Trial started

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

Eligibility Summary

No eligibility information available.

Contact Information

Sponsor contact:
  • Oulu University Hospital
  • South Ostrobothnia Health Care District
  • Tampere University
  • University of Helsinki
  • University of Turku
Data source: University of Helsinki

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

Study Locations