About this trial
This study evaluates the performance of a device for non-invasively assessing cerebrospinal fluid (CSF) shunt flow over multiple measurements performed by a study subject during activities of daily living and sleep
Eligibility criteria
This trial does not accept healthy volunteersQualifiers
Existing ventricular CSF shunt
(Cohort A) A history of stable ventricular size, no shunt revision in the previous 2 years, and no current symptoms of shunt failure
(Cohort B) A shunt revision in the previous 7 days and the investigator judges that the patient will likely be discharged within 4 days of the enrollment date
Region of intact skin overlying an unambiguously identifiable palpable chronically indwelling ventricular shunt which crosses the clavicle and is appropriate in size for application of the study device
Disqualifiers
Shunt is not palpable or depth of shunt where the device will be placed is greater than 4 mm per ultrasound evaluation
Presence of an interfering open wound or edema in the study device measurement region
Subject-reported history of serious adverse skin reactions to silicone-based adhesives
Investigator judges that the subject is likely to be lost to follow-up due to unavailability or clinical outcome being unobtainable
Trial design
Parallel
Treatments tested in this trial
wireless thermal anisotropy measurement device
DeviceWireless wearable thermal anisotropy measurement device designed for use at home will be provided to study subjects in both study arms
Treatment groups
Trial outcomes
Primary outcomes
Adverse Device Effects
The co-primary endpoints in this study are the rate of ADEs and SADEs that occur per wear hour.
Secondary outcomes
ADEs and SADEs per wear period
rate of ADEs and SADEs per wear period
ADEs and SADEs per subject
rate of ADEs and SADEs per subject;
ADEs and SADEs that preclude the continued use of the study device
rate of ADEs and SADEs that preclude the continued use of the study device
Device deficiencies resulting in incomplete monitoring data
percent of device deficiencies resulting in incomplete monitoring data
Sponsors and contacts
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Rhaeos, Inc.
Lead sponsor
National Institute of Neurological Disorders and Stroke (NINDS)
Collaborator