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116076 trials found · Page 5799 of 5804
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Brain wave mapping study halted before it began
Knowledge-focused TerminatedThe objective of this study is to utilize high-frequency brain signals (HFBS) to localize functional brain areas and characterize HFBS in epilepsy, migraine, and other brain disorders. Our goal is to create the world's first high-frequency MEG/EEG/ECoG/SEEG database for the devel…
Sponsor: Children's Hospital Medical Center, Cincinnati • Aim: Knowledge-focused
Last updated Jun 27, 2026 09:02 UTC
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Healthy donors needed for research – no treatment involved
Knowledge-focused ENROLLING_BY_INVITATIONBackground -NCI-Frederick scientists performing in vitro studies involving human specimens have a need for a reliable and consistent source of samples which protects the donor from research risks. Objective -The purpose of this protocol is to establish a centralized repository…
Sponsor: National Cancer Institute (NCI) • Aim: Knowledge-focused
Last updated Jul 10, 2026 00:00 UTC
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NIH study gathers skin samples to unlock secrets of skin diseases
Knowledge-focused CompletedBackground: -This protocol is concerned with the acquisition of blood, skin, or mucosal samples from healthy volunteers or patients with selected skin diseases to support the basic science and clinical research activities of the Dermatology Branch and other intramural Laboratori…
Sponsor: National Institute of Arthritis and Musculoskeletal and Skin Diseases (NIAMS) • Aim: Knowledge-focused
Last updated Jul 25, 2026 00:00 UTC
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NIH opens screening study to find candidates for blood disorder research
Knowledge-focused ENROLLING_BY_INVITATIONThis study allows the evaluation of subjects in order to determine their ability to safely participate in other active research studies. After subjects complete the screening process, they will be offered the opportunity to participate in an active research study, or if no appro…
Sponsor: National Heart, Lung, and Blood Institute (NHLBI) • Aim: Knowledge-focused
Last updated Jul 25, 2026 00:00 UTC
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No treatment, just tracking: neurological study screens thousands for future research
Knowledge-focused CompletedThis protocol is a screening and natural history protocol, which allows for evaluation of patients and families where neurological conditions are present for enrollment into other studies and will also be used to screen healthy volunteers to create a pool of potential future HV…
Sponsor: National Institute of Neurological Disorders and Stroke (NINDS) • Aim: Knowledge-focused
Last updated Jul 25, 2026 00:00 UTC
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Researchers seek blood donors to advance infectious disease science
Knowledge-focused Recruiting nowThis study will collect blood plasma and white blood cells from individuals using a procedure called apheresis. Apheresis is a method of collecting larger quantities of certain blood components that can safely be collected through a simple blood draw. The blood components will be…
Sponsor: National Institute of Allergy and Infectious Diseases (NIAID) • Aim: Knowledge-focused
Last updated Jun 27, 2026 13:03 UTC
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NIH launches training study for Hard-to-Diagnose infections and inflammation
Knowledge-focused Recruiting nowThis protocol is being established to cover the evaluation of patients with inflammatory and/or infectious diseases which are not covered under previously existing protocols. The purpose of such a protocol is that frequently patients are referred to us with either diagnosed or un…
Sponsor: National Institute of Allergy and Infectious Diseases (NIAID) • Aim: Knowledge-focused
Last updated Jun 27, 2026 14:03 UTC
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Secret device trial raises questions
Knowledge-focused WITHHELDSponsor: [Redacted] • Aim: Knowledge-focused
Last updated Jun 27, 2026 12:29 UTC
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Mystery device trial launches – too early to know
Knowledge-focused WITHHELDSponsor: [Redacted] • Aim: Knowledge-focused
Last updated Jun 27, 2026 12:23 UTC
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Mystery device trial: no details released
Knowledge-focused WITHHELDSponsor: [Redacted] • Aim: Knowledge-focused
Last updated Jun 27, 2026 08:05 UTC
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Secret device trial raises more questions than answers
Knowledge-focused WITHHELDSponsor: [Redacted] • Aim: Knowledge-focused
Last updated Jun 27, 2026 08:01 UTC
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Experimental device under study – no approval yet
Knowledge-focused WITHHELDSponsor: [Redacted] • Aim: Knowledge-focused
Last updated Jun 27, 2026 07:55 UTC
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Experimental device trial launches – no cure expected
Knowledge-focused WITHHELDSponsor: [Redacted] • Aim: Knowledge-focused
Last updated Jun 27, 2026 14:00 UTC
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Experimental device trial launches with unknown results
Knowledge-focused WITHHELDSponsor: [Redacted] • Aim: Knowledge-focused
Last updated Jul 04, 2026 00:00 UTC
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Mystery device trial: what we Don't know
Knowledge-focused WITHHELDSponsor: [Redacted] • Aim: Knowledge-focused
Last updated Jun 27, 2026 09:06 UTC
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Secret device trial raises questions
Knowledge-focused WITHHELDSponsor: [Redacted] • Aim: Knowledge-focused
Last updated Jun 27, 2026 09:09 UTC
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Secret device trial raises questions
Knowledge-focused WITHHELDSponsor: [Redacted] • Aim: Knowledge-focused
Last updated Jun 27, 2026 12:04 UTC
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Mystery device trial begins – no details released
Knowledge-focused WITHHELDSponsor: [Redacted] • Aim: Knowledge-focused
Last updated Jun 26, 2026 15:25 UTC
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Experimental device trial launches without FDA approval
Knowledge-focused WITHHELDSponsor: [Redacted] • Aim: Knowledge-focused
Last updated Jun 27, 2026 12:28 UTC
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Mystery device trial: what are they testing?
Knowledge-focused WITHHELDSponsor: [Redacted] • Aim: Knowledge-focused
Last updated Jul 08, 2026 00:00 UTC