About this trial
This study is a randomized Phase 2 trial to determine the feasibility of real-time electrocorticographic monitoring of spreading depolarizations (SD) to guide implementation of a tier-based protocol of intensive care therapies, aimed at SD suppression, for the management of patients who have undergone acute operative treatment of severe traumatic brain injury.
Eligibility criteria
This trial does not accept healthy volunteersQualifiers
None
Disqualifiers
persistent bilateral non-reactive pupils or other evidence of non-survivable injury,
decompressive craniectomy to treat refractory ICP subsequent to diffuse injury, (3) co-enrollment in another therapeutic TBI trial, and
Trial design
Parallel
Treatments tested in this trial
Full-band Electrocorticography
Diagnostic testDiagnosis of spreading depolarizations in continuous electrocorticography
Treatment Algorithm
Combination productProtocol for escalation and de-escalation of physiologic-targeted and pharmacologic therapies to treat and prevent spreading depolarizations
Treatment groups
Trial outcomes
Primary outcomes
Burden of spreading depolarizations
Spreading depolarization events will be scored based on review of electrocorticographic recordings. The number of depolarizations per recording day over the period of monitoring will serve as the measure of total burden. The burdens computed for patients will be compared between the two randomization arms.
Secondary outcomes
Burden of elevated intracranial pressure
The time integral of the continuously monitored intracranial pressure signal above 22 mmHg will be computed for each patient as the measure of burden. The burdens computed for patients will be compared between the two randomization arms.
Burden of cerebral hypoxia
The time integral of the continuously monitored cerebral oxygenation below 20 mmHg will be computed for each patient as the measure of burden. The burdens computed for patients will be compared between the two randomization arms.
Burden of low cerebral perfusion
The time integral of the continuously monitored cerebral perfusions pressure below 60 mmHg will be computed for each patient as the measure of burden. The burdens computed for patients will be compared between the two randomization arms.
Glasgow Outcome Score-Extended
Scores on the GOS-E will be compared between the two randomization arms
Sponsors and contacts
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University of Cincinnati
Lead sponsor
University of New Mexico
Collaborator
University of Pennsylvania
Collaborator