Who is sponsoring NCT04829461?

NCT04829461 is sponsored by Ambu Inc..

What drugs are being tested in NCT04829461?

Interventions in NCT04829461: Ambu® aScope™ 4 Cysto with the aView™ 2 Advance used for stent removal, Standard of care reusable cystoscope used for stent removal.

What condition does NCT04829461 study?

NCT04829461 studies Cystoscopy, Ureteral Stent.

Is NCT04829461 still recruiting?

NCT04829461 is currently completed. Last updated 16 September 2022.

Last reviewed 2022-09-16 · How we verify

NCT04829461

Name: Drug Landscape Pharmaceutical Database
Creator: Drug Landscape
Published: 2026-01-01
License: https://creativecommons.org/licenses/by/4.0/

Effectiveness of Ambu® aScope™ 4 Cysto With the aView™ 2 Advance for Flexible Cystoscopy

Completed NA Last updated 16 September 2022

What this trial tests

NA trial testing Ambu® aScope™ 4 Cysto with the aView™ 2 Advance used for stent removal in Cystoscopy in 102 participants. Completed in 20 July 2022.

Timeline

27 April 2021

Primary endpoint
15 July 2022

20 July 2022

Quick facts

Lead sponsor	Ambu Inc.
Phase	NA
Status	Completed
Study type	INTERVENTIONAL
Allocation	randomized
Design	parallel
Masking	none
Primary purpose	treatment
Enrollment	102
Start date	27 April 2021
Primary completion	15 July 2022
Estimated completion	20 July 2022
Sites	3 locations across United States

Drugs / interventions tested

Ambu® aScope™ 4 Cysto with the aView™ 2 Advance used for stent removal
Standard of care reusable cystoscope used for stent removal

Conditions studied

Cystoscopy — all drugs for Cystoscopy →
Ureteral Stent — all drugs for Ureteral Stent →

Sponsor

Ambu Inc.

Who can join

18 and older, any sex, with Cystoscopy or Ureteral Stent. Patients with the condition only — healthy volunteers not accepted.

Sponsor's own description

The purpose of this study is to evaluate the use of the single-use Ambu® aScope™ 4 Cysto for removal of ureteral stents as compared to routine flexible reusable cystoscopes.

Publications & conference data

1 peer-reviewed publication reference this trial (live from Europe PMC):

Prospective Randomized Trial of Single-Use <i>vs</i> Reusable Cystoscope for Ureteral Stent Removal.
Johnson BA, Raman JD, Best SL, Lotan Y. · · 2023 · cited 2× · PMID 37565290 · DOI 10.1089/end.2023.0134

Verify or expand the search:

Other recruiting trials for Cystoscopy

Currently open trials in the same condition.

NCT07232446 — Effect of Vulvar Re-Antisepsis Before Cystoscopy on Urinary Infections in Laparoscopic Hysterectomy · active not recruiting
NCT07180212 — Guiding Value of Urinary Tumor DNA Testing in Cystoscopy for High-Risk/Very High-Risk Non-Muscle-Invasive Bladder Cancer · NA · recruiting
NCT06949293 — The Effect of Classical Hand Massage, Lavender Inhalation and Hand Massage With Lavender on Anxiety, Pain and Comfort · NA · active not recruiting

Verify against primary sources

ClinicalTrials.gov — authoritative US registry record
WHO ICTRP — international registry index
EU Clinical Trials Register
Sponsor press releases (Google)

Data sources for this page

Trial protocol + status: ClinicalTrials.gov NCT04829461 (US National Library of Medicine, public domain)
Publications: Europe PMC API search by NCT ID, retrieved 10 June 2026
Drug + disease cross-links: matched in real time against Drug Landscape's normalised drug + company + condition tables
Sponsor: as reported to ClinicalTrials.gov by Ambu Inc.
Last refreshed: 16 September 2022

Drug Landscape aggregates and links these public records for informational use only. Always verify against the primary source before clinical or regulatory decisions. Canonical URL: https://druglandscape.com/trial/NCT04829461.

Primary sources · FDA · ClinicalTrials.gov · EMA · SEC EDGAR · ChEMBL · Wikidata · full sourcing