# En-bloc Transurethral Resection of Bladder Tumor (En-bloc TURBT) Specimens Using a Redesigned Surgical Resectoscope Device

> **NCT04235764** · — · RECRUITING · sponsor: **National Cancer Institute (NCI)** · enrollment: 25 (estimated)

## Conditions studied

- Bladder Cancer

## Interventions

- **DEVICE:** modified resectoscope
- **PROCEDURE:** TURBT

## Key facts

- **NCT ID:** NCT04235764
- **Lead sponsor:** National Cancer Institute (NCI)
- **Sponsor class:** NIH
- **Phase:** —
- **Study type:** OBSERVATIONAL
- **Status:** RECRUITING
- **Start date:** 2020-09-09
- **Primary completion:** 2026-09-30
- **Final completion:** 2027-09-30
- **Target enrollment:** 25 (ESTIMATED)
- **Last updated:** 2026-04-29


## Primary source

ClinicalTrials.gov registry: https://clinicaltrials.gov/study/NCT04235764

## Citation

> US National Library of Medicine, ClinicalTrials.gov registration NCT04235764, "En-bloc Transurethral Resection of Bladder Tumor (En-bloc TURBT) Specimens Using a Redesigned Surgical Resectoscope Device". Retrieved via AI Analytics 2026-06-08 from https://api.ai-analytics.org/clinical/NCT04235764. Licensed CC0.

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*[Clinical trials dataset](/datasets/clinical-trials) · CC0 1.0*