Hospital Universitari Vall D'hebron Research Institute
Clinical trials sponsored by Hospital Universitari Vall D'hebron Research Institute, explained in plain language.
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Freezing nerves vs. nerve block: which eases heart surgery pain better?
Symptom relief CompletedThis study tested two methods to control pain after heart surgery done through a small cut in the chest. One method freezes the nerves between the ribs during surgery, and the other injects a numbing medicine near those nerves after surgery. The goal was to see which approach pro…
Sponsor: Hospital Universitari Vall d'Hebron Research Institute • Aim: Symptom relief
Last updated Jun 27, 2026 08:00 UTC
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No-Pill bloating fix? Video-Guided breathing shows promise
Symptom relief CompletedThis study tested a non-instrumental biofeedback technique to help people with irritable bowel syndrome or dyspepsia who experience visible abdominal bloating after meals. 41 participants were taught to control their abdominal and chest muscles using a video guide, then practiced…
Phase: NA • Sponsor: Hospital Universitari Vall d'Hebron Research Institute • Aim: Symptom relief
Last updated Jun 27, 2026 07:59 UTC
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Do cystic fibrosis patients have hidden COVID protection?
Knowledge-focused CompletedThis study followed 75 people with cystic fibrosis (CF) for two years to see how many developed COVID-19 antibodies from infection or vaccination. Researchers wanted to know if CF patients are naturally protected or just avoiding the virus. The study collected blood samples and h…
Sponsor: Hospital Universitari Vall d'Hebron Research Institute • Aim: Knowledge-focused
Last updated Jun 27, 2026 09:08 UTC
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Bladder leakage after prolapse repair: how common is it?
Knowledge-focused CompletedThis study looked at 609 women who had vaginal surgery for pelvic organ prolapse to find out how often they developed urinary incontinence afterward. Researchers measured stress and urgency leakage using questionnaires and also checked patient satisfaction. The goal was to better…
Sponsor: Hospital Universitari Vall d'Hebron Research Institute • Aim: Knowledge-focused
Last updated Jun 27, 2026 08:07 UTC
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Bacteria in mouth and gut may hold clues to colon polyp risk
Knowledge-focused CompletedThis study looked at the bacteria in the mouth and gut of 126 people with and without serrated polyposis syndrome, a condition that raises the risk of colorectal cancer. Researchers compared the bacteria in people with the syndrome to those with other types of polyps or no polyps…
Sponsor: Hospital Universitari Vall d'Hebron Research Institute • Aim: Knowledge-focused
Last updated Jun 27, 2026 08:04 UTC