Who is sponsoring NCT04837404?

NCT04837404 is sponsored by Maatschap Cardiologie Zwolle.

What drugs are being tested in NCT04837404?

Interventions in NCT04837404: Ultrasound guided femoral access for complex PCI, Fluoroscopy guided femoral access for complex PCI.

What condition does NCT04837404 study?

NCT04837404 studies Complex Coronary Lesions, Percutaneous Coronary Intervention.

Is NCT04837404 still recruiting?

NCT04837404 is currently completed. Last updated 18 June 2023.

Last reviewed 2023-06-18 · How we verify

NCT04837404: ULTRACOLOR

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

Ultrasound Guided Transfemoral Complex Large-bore PCI Trial

Completed NA Last updated 18 June 2023

What this trial tests

NA trial testing Ultrasound guided femoral access for complex PCI in Complex Coronary Lesions in 544 participants. Completed in 10 May 2023.

Timeline

9 June 2021

Primary endpoint
10 May 2023

10 May 2023

Quick facts

Lead sponsor	Maatschap Cardiologie Zwolle
Phase	NA
Status	Completed
Study type	INTERVENTIONAL
Allocation	randomized
Design	parallel
Masking	none
Primary purpose	treatment
Enrollment	544
Start date	9 June 2021
Primary completion	10 May 2023
Estimated completion	10 May 2023
Sites	10 locations across Belgium, Netherlands, Germany

Drugs / interventions tested

Ultrasound guided femoral access for complex PCI
Fluoroscopy guided femoral access for complex PCI

Conditions studied

Complex Coronary Lesions — all drugs for Complex Coronary Lesions →
Percutaneous Coronary Intervention — all drugs for Percutaneous Coronary Intervention →

Sponsor

Maatschap Cardiologie Zwolle — full company profile →

Who can join

18 and older, any sex, with Complex Coronary Lesions or Percutaneous Coronary Intervention. Patients with the condition only — healthy volunteers not accepted.

Sponsor's own description

ULTRACOLOR is a randomized multicentre investigator-initiated study to investigate if ultrasound guided femoral access is associated with less clinically relevant access site related bleeding and/or vascular complications requiring intervention as compared to the fluoroscopy guided method for complex PCI with large-bore access.

Publications & conference data

3 peer-reviewed publications reference this trial (live from Europe PMC):

Same-day discharge after large-bore access in percutaneous coronary intervention of chronic total coronary occlusions.
Somsen YBO, Wilgenhof A, Hoek R, Schumacher SP, et al · · 2024 · cited 9× · PMID 38776144 · DOI 10.4244/eij-d-23-00838
ULTrasound-guided TRAnsfemoral puncture in COmplex Large bORe PCI: study protocol of the UltraCOLOR trial.
Meijers TA, Nap A, Aminian A, Dens J, et al · · 2022 · cited 9× · PMID 36456007 · DOI 10.1136/bmjopen-2022-065693
Ultrasound-guided versus fluoroscopy-guided large-bore femoral access in PCI of complex coronary lesions: the international, multicentre, randomised ULTRACOLOR Trial.
Meijers TA, Nap A, Aminian A, Schmitz T, et al · · 2024 · cited 7× · PMID 38742577 · DOI 10.4244/eij-d-24-00089

Verify or expand the search:

Other recruiting trials for Complex Coronary Lesions

Currently open trials in the same condition.

NCT04854070 — Intravascular Ultrasound Guidance for Complex High-risk Indicated Procedures · NA · active not recruiting

Other Maatschap Cardiologie Zwolle trials

Trials by the same sponsor.

NCT04753372 — Rivaroxaban Plus Aspirin in Patients With Chronic Coronary Syndrome and High Ischemic Risk · completed
NCT03846752 — Complex Large-bore Radial Percutaneous Coronary Intervention (PCI) Trial · NA · completed
NCT03845010 — Elimination of VPB With Ablation Versus Anti-arrhythmic Drug Treatment · NA · completed
NCT03424941 — The TransCatheter Valve and Vessels Trial · NA · completed

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 NCT04837404 (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 Maatschap Cardiologie Zwolle
Last refreshed: 18 June 2023

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/NCT04837404.

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