Intra-arterial neuroprotective strategy for ischemic STroke patients with no reperfusion therapy (INSIST-NRT): one single center, safety and feasibility study
NCT ID NCT04664946
First seen Sep 10, 2026 · Last updated Sep 10, 2026
Summary
To explore the safety and feasibility of intra-arterial neuroprotective strategy in acute ischemic stroke patients who missed recanalization operation.
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Study facts
What this study's own registry entry says, in plain language.
- Phase
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Not a phased trial
Phase numbers describe drug development. The registry uses this when they do not apply, as it does for trials of devices, procedures or behaviour changes, and for observational studies.
- Participants
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About 30 people
The number the study aims to enrol. It can still change while the study runs.
- Started
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Dec 2020
- Expected to finish
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May 2028
An estimate. End dates often move.
- Lead sponsor
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Other sponsor
The registry's catch-all category, for sponsors it does not file as a company, a government agency, or a research network.
Who can take part
This study's own entry requirements. Only the study team can say for certain whether you qualify.
- Ages
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18 years and older
- Sex
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Anyone
- Healthy volunteers
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Not accepted
This study is not open to healthy volunteers. The entry requirements below say who it is open to.
Show the full entry requirements Hide the full entry requirements
Copied word for word from the study's registry entry, so the wording is the study team's rather than ours.
Inclusion Criteria: 1. Age ≥18 years; 2. Major neurologic deficits: 6≤NIHSS≤20; 3. Missing recanalization therapy (IVT or EVT) or progressive stroke, which was defined as symptoms worsen in 48 hours (an increase in NIHSS more than 4); 4. Premorbid mRS 0 or 1; 5. Signed informed consent. Exclusion Criteria: 1. Modified Rankin Score \>2 caused by a history of prior stroke; 2. Patients who underwent intravenous thrombolysis or Endovascular treatment; 3. Coagulation disorders, systematic hemorrhagic tendency, thrombocytopenia ( \<80000/mm3; 4. Severe hepatic or renal dysfunction, increase in ALT or AST (more than 2 times of upper limit of normal value), increase in serum creatinine (more than 1.5 times of upper limit of normal value) or requiring dialysis; 5. Severe hypertension (systolic blood pressure over 200mmHg or diastolic blood pressure over 110 mmHg); 6. Unsuitable for this clinical studies assessed by researcher.
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Conditions
The condition(s) this trial relates to.
As listed by the trial registrant
The condition terms exactly as the trial's registrant entered them.
How to take part
Only the study team decides who joins. These are the ways to reach them.
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The places running it
1 site. The list below names each one and where it is.
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The official record
ClinicalTrials.gov lists the study team's own contact details, including names and phone numbers. We don't republish those.
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A doctor treating you
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Contacts and locations
Locations
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Department of Neurology, General Hospital of Northern Theater Command
RECRUITINGShenyang, 110016, China
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Other studies related to the condition(s) this trial covers.
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- Emergency stroke unit for acute cerebrovascular events: a prospective, single-arm trial with a historical control group
- Safety and preliminary efficacy of NXL-001 in patients with ischemic stroke
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- Can the brain relearn balance after a stroke? a new study tracks the process