Using geko device to prevent blood clots in stroke patients
Official title: A Randomised Controlled Trial of the Effectiveness of Intermittent Surface Neuromuscular Stimulation Using the Geko™ Device Compared With Intermittent Pneumatic Compression to Prevent Venous Thromboembolism in Immobile Acute Stroke Patients
Run by Firstkind Ltd · NCT05476913 · Data updated 2026-11-12
This study is testing if the geko™ device can help prevent blood clots in stroke patients who can’t move around, compared to the standard treatment they usually get.
Quick facts
| Study type | Interventional |
|---|---|
| Ages | 18 Years and up |
| Sex | All |
| Enrollment | 1200 (estimated) |
| Sponsor | Firstkind Ltd Industry-sponsored |
| Locations | 18 sites (Bury St Edmunds, Suffolk and 17 other locations) |
| Status | Recruiting |
| Started | July 6, 2023 |
| Main results expected | April 30, 2025 |
| Study ends | June 30, 2025 |
| Registry record updated | March 4, 2025 |
| Trial ID | NCT05476913 on ClinicalTrials.gov |
Is this trial a fit for you?
✓Likely a good fit
Ideal candidates are adults aged 18 and older who have experienced an acute stroke and are immobile within 36 hours of symptom onset.
✕Probably not a fit
Patients who are expected to require palliative care within 14 days or those with clinically apparent deep vein thrombosis will not benefit from this study.
A plain-English reading of the study's rules. Only the study team can confirm whether you qualify.
What this trial studies
This multicentre study aims to evaluate the effectiveness of the geko™ device in preventing venous thromboembolism (VTE) in immobile patients following an acute stroke. Participants will be randomly assigned to receive either the standard treatment of Intermittent Pneumatic Compression (IPC) or the geko™ device, which uses neuromuscular electrostimulation to enhance blood circulation. The study will follow patients for 90 days to assess VTE occurrences and will include regular Doppler exams to monitor leg circulation. The goal is to determine if the geko™ device offers a superior alternative to IPC for VTE prevention in this vulnerable population.
Why it matters
Potential benefit: If successful, this study could provide a more effective method for preventing potentially life-threatening blood clots in stroke patients who are unable to move.
How similar studies have gone: Previous studies have shown promising results for the geko™ device in similar patient populations, indicating potential for success in this approach.
Who can join: the full rules
Show full inclusion / exclusion criteria
Inclusion Criteria: 1. Age 18 years or older 2. Clinical diagnosis of acute stroke (WHO criteria) 3. Within 36 hours of symptom onset 4. Not able to get up from a chair/out of bed and walk to the toilet without the help of another person Exclusion Criteria: 1. Inability to gain consent from the patient, or a declaration from a Personal Consultee or Nominated Consultee 2. Unwitnessed onset with a long lie on the floor before admission 3. Clinically apparent deep vein thrombosis at screening 4. Patient is expected to require palliative care within 14 days 5. Patient does not live in the local catchment area and is expected to be transferred to their local hospital for on-going care. 6. Patient has recently been involved in or is currently involved in a clinical trial for either a medical device or medicinal product, within the past 3 months, with the exception: if co-enrolment is not considered to impact adverse events or outcomes in the opinion of the Chief Investigator. (A live document containing a list of approved studies will be included in a reference document made available to all study sites and available upon request) 7. Contraindications for the use of the geko™ device: * Allergy to hydrogel constituents 8. Contraindications to IPC: * Severe peripheral vascular disease * Large leg ulcers requiring extensive bandaging (small ulcers or skin breaks with flat coverings are not an exclusion) * Severe oedema * Leg deformities making appropriate fitting impossible 9. Uncontrolled congestive cardiac failure 10. Pregnancy 11. Single or double leg amputations
Where it's running
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West Suffolk Hospital
Bury St Edmunds, Suffolk, United Kingdom Recruiting -
Royal United Hospital
Bath, United Kingdom Recruiting -
Queen Elizabeth Hospital Birmingham
Birmingham, United Kingdom Recruiting -
The Royal Bournemouth Hospital
Bournemouth, United Kingdom Recruiting -
Fairfield General Hospital
Bury, United Kingdom Recruiting -
Addenbrooke's Hospital
Cambridge, United Kingdom Recruiting
Show 12 more locations
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Countess of Chester Hospital
Chester, United Kingdom Recruiting -
Whiston Hospital
Liverpool, United Kingdom Recruiting -
Northwick Park Hospital
London, United Kingdom Recruiting -
King's College Hospital
London, United Kingdom Recruiting -
Milton Keynes University Hospital
Milton Keynes, United Kingdom Recruiting -
Queen's Medical Centre
Nottingham, United Kingdom Recruiting -
Salford Royal Hospital
Salford, United Kingdom Recruiting -
Stepping Hill Hospital
Stockport, United Kingdom Recruiting -
Royal Stoke University Hospital
Stoke-on-Trent, United Kingdom Recruiting -
New Cross Hospital
Wolverhampton, United Kingdom Recruiting -
Yeovil Hospital
Yeovil, United Kingdom Recruiting -
Kent and Canterbury Hospital
Canterbury, United Kingdom Not yet recruiting
Study contacts
- Principal investigator: Christine Roffe, MD FRCP FESO — Keele University, University Hospitals of North Midlands NHS Trust
- Study coordinator: Kieron Day, DPhil
- Email: Kieron.Day@firstkindmedical.com
- Phone: +44 (0) 7921 106253
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How to take part
- Review the eligibility criteria above with your treating physician.
- Check the official listing on ClinicalTrials.gov for the latest contact details and recruitment status.
- Contact the study coordinator or principal investigator to ask for pre-screening. Pre-screening is free and never obligates you to enroll.