Independent directory Public ClinicalTrials.gov records United States
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ClinicalTrials.gov public records Last synced Sep 4, 2026, 1:35 PM EDT

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Showing 1–11 of 11 matching trials from the live ClinicalTrials.gov search.
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Conditions
Intradialytic Hypotension, End Stage Renal Disease, Low Blood Pressure
Interventions
ITD, Sham
Device
Lead sponsor
Children's Hospital of Philadelphia
Other
Eligibility
8 Years to 18 Years
Enrollment
2 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2008 – 2011
U.S. locations
1
States / cities
Philadelphia, Pennsylvania
Conditions
Hypotension
Interventions
Impedance Threshold Device, sham ITD
Device
Lead sponsor
Advanced Circulatory Systems
Industry
Eligibility
18 Years to 85 Years
Enrollment
47 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2005 – 2008
U.S. locations
1
States / cities
Minneapolis, Minnesota
Terminated Not applicable Interventional

Impedance Threshold Device Tilt Study

NCT00137319
Conditions
Orthostatic Hypotension
Interventions
Impedance threshold device
Device
Lead sponsor
United States Army Institute of Surgical Research
Federal
Eligibility
18 Years to 65 Years
Enrollment
2 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2004 – 2006
U.S. locations
1
States / cities
Fort Sam Houston, Texas
Conditions
Amyotrophic Lateral Sclerosis
Interventions
Micro Mouth Pressure Meter, Iowa Oral Performance Instrument, Electrical Impedance Myography, Capsaicin, Videofluoroscopic Swallowing Study, Pulmonary Function Testing, Swallowing Related Quality of Life Questionnaire, Functional Oral Intake Scale, Amyotrophic Lateral Sclerosis Functional Rating Scale-Revised, Eating Assessment Tool-10, Communicative Effectiveness Survey, The Center for Neurologic Studies Bulbar Function Scale
Device · Drug · Procedure + 1 more
Lead sponsor
University of Florida
Other
Eligibility
21 Years to 85 Years
Enrollment
21 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2017
U.S. locations
1
States / cities
Gainesville, Florida
Conditions
Heart Failure
Interventions
CRT-D (Intra-thoracic Impedance Monitoring)
Device
Lead sponsor
Abbott Medical Devices
Industry
Eligibility
18 Years and older
Enrollment
22 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2008 – 2011
U.S. locations
7
States / cities
Little Rock, Arkansas • Pasadena, California • Colorado Springs, Colorado + 4 more
Conditions
Heart Arrest
Interventions
Impedance Threshold Device (ITD), Sham ITD, Analyze early, Analyze later
Device · Other
Lead sponsor
University of Washington
Other
Eligibility
18 Years and older
Enrollment
11,738 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2007 – 2010
U.S. locations
7
States / cities
Birmingham, Alabama • San Diego, California • Portland, Oregon + 4 more
Completed Not applicable Interventional Accepts healthy volunteers

Use of Near Infrared Spectroscopy to Measure Intracranial ScvO2

NCT01746576
Conditions
Healthy
Interventions
Use of impedance threshold device during spontaneous ventilation
Other
Lead sponsor
University of Virginia
Other
Eligibility
18 Years to 65 Years
Enrollment
20 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2012 – 2013
U.S. locations
1
States / cities
Charlottesville, Virginia
Conditions
Cardiac Arrest, Sudden Cardiac Death
Interventions
ACD-CPR, ITPR, S-CPR, Impedance Threshold Device (ITD)
Device · Procedure
Lead sponsor
Advanced Circulatory Systems
Industry
Eligibility
18 Years and older
Enrollment
48 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011 – 2012
U.S. locations
1
States / cities
Kalamazoo, Michigan
Conditions
Heart Arrest, Death, Sudden, Cardiac, Cardiopulmonary Resuscitation, Cardiac Arrest
Interventions
Use of an impedance threshold device (ITD) during the performance of active compression decompression CPR (ACD-CPR), Standard cardiopulmonary resuscitation (S-CPR)
Device · Procedure
Lead sponsor
Advanced Circulatory Systems
Industry
Eligibility
18 Years and older
Enrollment
1,653 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2005 – 2010
U.S. locations
7
States / cities
Indianapolis, Indiana • Ann Arbor, Michigan • Royal Oak, Michigan + 4 more
Conditions
Cardiac Arrest, Out-Of-Hospital
Interventions
Head Up CPR based bundle of care
Device
Lead sponsor
Hennepin Healthcare Research Institute
Other
Eligibility
18 Years and older
Enrollment
5,000 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2027
U.S. locations
1
States / cities
Minneapolis, Minnesota
Conditions
Congenital Heart Disease, Single Ventricle
Interventions
THRESHOLD(TM) INSPIRATORY MUSCLE TRAINER
Device
Lead sponsor
Boston Children's Hospital
Other
Eligibility
18 Years and older
Enrollment
12 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013 – 2015
U.S. locations
1
States / cities
Boston, Massachusetts