Who is sponsoring NCT04550013?

NCT04550013 is sponsored by Bispebjerg Hospital.

What drugs are being tested in NCT04550013?

Interventions in NCT04550013: Heavy-Slow Resistance training, Low-Load Blood Flow Restriction training.

What condition does NCT04550013 study?

NCT04550013 studies Patellar Tendinopathy, Jumper's Knee.

Is NCT04550013 still recruiting?

NCT04550013 is currently status unknown. Last updated 18 January 2023.

Last reviewed 2023-01-18 · How we verify

NCT04550013

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

Blood Flow Restriction Training for Treatment of Chronic Patellar Tendinopathy

Status unknown NA Last updated 18 January 2023

What this trial tests

NA trial testing Heavy-Slow Resistance training in Patellar Tendinopathy in 36 participants. Status unknown.

Timeline

1 August 2020

Primary endpoint
30 December 2022

23 September 2023

Quick facts

Lead sponsor	Bispebjerg Hospital
Phase	NA
Status	Status unknown
Study type	INTERVENTIONAL
Allocation	randomized
Design	parallel
Masking	single
Primary purpose	treatment
Enrollment	36
Start date	1 August 2020
Primary completion	30 December 2022
Estimated completion	23 September 2023
Sites	1 location across Denmark

Drugs / interventions tested

Heavy-Slow Resistance training
Low-Load Blood Flow Restriction training

Conditions studied

Patellar Tendinopathy — all drugs for Patellar Tendinopathy →
Jumper's Knee — all drugs for Jumper's Knee →

Sponsor

Bispebjerg Hospital

Who can join

Adults 18 to 70, male only, with Patellar Tendinopathy or Jumper's Knee. Patients with the condition only — healthy volunteers not accepted.

Sponsor's own description

The purpose of this study is to investigate the clinical and functional outcome of a 12-week rehabilitation regime consisting of Low-Load Blood Flow Restriction compared to Heavy-Slow Resistance training in male patients with chronic unilateral patellar tendinopathy.

Publications & conference data

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

Assessment of the Psychometric Properties of the Danish VISA-P.
Agergaard AS, Comins JD, Siersma V, Malmgaard-Clausen NM, et al · · 2023 · cited 2× · PMID 38654908 · DOI 10.1155/2023/5291949
Effect of Low-Load Blood-Flow Restricted Training Versus Heavy Slow Resistance Training in Unilateral Patellar Tendinopathy: A Randomized Clinical Trial.
Hjortshoej MH, Juneja H, Svensson RB, Herzog RB, et al · · 2025 · cited 1× · PMID 41452311 · DOI 10.1111/sms.70186
Application of multispectral optoacoustic tomography for lower limb musculoskeletal sports injuries in adults.
Svensson RB, Agergaard AS, Sardella T, Reichl C, et al · · 2024 · cited 1× · PMID 40017825 · DOI 10.1016/j.pacs.2024.100656

Verify or expand the search:

Other recruiting trials for Patellar Tendinopathy

Currently open trials in the same condition.

NCT06705881 — Efficacy of the Extracorporeal Shock Wave Therapy in Athletes With Patellar Tendinopathy · NA · recruiting
NCT06729437 — Transcranial Direct Current Stimulation on Functionality and Pain in Individuals with Patellar Tendinopathy · NA · recruiting
NCT05407194 — Effect of Collagen/Vitamin C in Jumper's Knee; a RCT · NA · recruiting
NCT05731037 — Influence of Restitution Time in Treatment of Patellar Tendinopathy · NA · active not recruiting

Other Bispebjerg Hospital trials

Trials by the same sponsor.

NCT06872060 — The Effects of Glucagon on Renal Regional Blood Flow in Humans Measured by Magnetic Resonance. · NA · not yet recruiting
NCT07373587 — Preventing Hospital Associated Disability in Older Patients: Individualized Nutrition and Exercise Strategy · NA · not yet recruiting
NCT07123558 — Anal Cancer Prevention in High-Risk Categories of Men Who Have Sex With Men · NA · not yet recruiting
NCT07124338 — Preventing Hospital Associated Disability in Older Patients: Individualized Nutrition and Exercise Strategy, a Feasibili · NA · active not recruiting
NCT07096648 — Alert Burden When Monitoring Patients at Home · 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 NCT04550013 (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 Bispebjerg Hospital
Last refreshed: 18 January 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/NCT04550013.

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