Clinical trials: Transcranial Doppler Ultrasound
Cerebral Vasospasm
Non-Significant Risk Study Comparing the Nautilus NeuroWaveTM to Transcranial Doppler as an Aid to Diagnosing Vasospasm
The purpose of the study is to determine the sensitivity, specificity and predictive values of the Jan Medical NeuroWave System in detecting moderate and severe vasospasm in comparison to Trans Cranial Doppler(TCD).
- Trial name
- NCT01595802
- Testing
- Nautilus NeuroWave, Transcranial Doppler (TCD)
- Where
- United States
- Volunteers
- 92 people
- Sponsor
- Jan Medical, Inc.
Sickle Cell Disease
Study to Evaluate the Effect of GBT440 on TCD in Pediatrics With Sickle Cell Disease
This study is a Phase 3, randomized, double-blind, placebo-controlled study of voxelotor in pediatric participants, aged ≥ 2 to < 15 years old, with Sickle Cell Disease.
- Trial name
- HOPE Kids 2 (NCT04218084)
- Testing
- Voxelotor
- Where
- 35 sites in United States, Egypt and 7 more
- Volunteers
- 236 people
- Sponsor
- Pfizer
Acute Ischemic Stroke
Transcranial Ultrasound in Clinical SONothrombolysis
This is a randomized, placebo controlled, parallel group dose escalation trial to evaluate the safety, tolerability, and activity of four sequential dose tiers of MRX-801 and ultrasound as an adjunctive therapy to tissue…
- Trial name
- TUCSON (NCT00504842)
- Testing
- MRX-801
- Where
- 14 sites in United States, France
- Volunteers
- 72 people
- Sponsor
- ImaRx Therapeutics
Vasospasm
Comparing the Nautilus NeuroWaveTM to TCD or DSA for the Detection of Vasospasm
To determine the efficacy of using the Jan Medical NNW system as a diagnostic aid in detection of moderate and severe vasospasm for detection of vasospasm in patients with subarachnoid hemorrhage.
- Trial name
- NCT02071875
- Testing
- Nautilus NeuroWaveTM recording
- Where
- Germany
- Volunteers
- 43 people
- Sponsor
- Jan Medical, Inc.
Right to Left Shunt, Patent Foramen Ovale
Right to Left Cardiac Shunt Detection
The purpose of this study is to evaluate the sensitivity and specificity of the Cardiox Flow Detection System (FDS) in identifying an intracardiac right-to-left shunt (RLS) compared to the results of transesophageal…
- Conditions
- Right to Left Shunt, Patent Foramen Ovale, Atrial Septal Defect
- Trial name
- PFO Detection (NCT01773252)
- Testing
- Flow Detection System
- Where
- 8 sites in United States
- Volunteers
- 141 people
- Sponsor
- Cardiox Corporation
Sickle Cell Disease
A Phase 2 Open-label Study to Evaluate the Activity of Etavopivat on Transcranial Doppler Velocities in Pediatric Patients With Sickle Cell Disease Who Are at Increased Risk for Primary Stroke
The study will test a new medicine, etavopivat, for sickle cell disease and see if it is safe and help-ful for participants with sickle cell disease who are at an increased risk of stroke.
- Trial name
- HIBISCUS 3 (NCT05953584)
- Testing
- Etavopivat, Hydroxyurea
- Where
- 9 sites in India, Nigeria and 1 more
- Volunteers
- 27 people
- Sponsor
- Forma Therapeutics, Inc.
Acute Ischemic Stroke
Microbubble-Enhanced Clotbust Treatment of Acute Ischemic Stroke
The study is designed to examine the safety, tolerability, and activity of a combination of microbubbles (perflutren lipid microsphere [Definity®]) and continuous monitoring with 2 MHz transcranial Doppler ultrasound (TCD) as an…
- Trial name
- NCT00507806
- Testing
- perflutren lipid microsphere
- Sponsor
- ImaRx Therapeutics