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ClinicalTrials.gov public records Last synced Oct 26, 2026, 1:25 PM EDT

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Showing 97–120 of 157 matching trials from the live ClinicalTrials.gov search.
Filters: Condition: Patient Positioning Clear all
Terminated No phase listed Observational

Prone Patient Positioning in Reducing Tumor Motion and Improving Breathing Reproduction in Patients With Lung Cancer Undergoing Radiation Therapy

NCT01851161
View directory record Official record
Conditions
Lung Cancer
Interventions
computed tomography, 4-dimensional computed tomography, radiation therapy
Procedure · Radiation
Lead sponsor
Virginia Commonwealth University
Other
Eligibility
18 Years and older
Enrollment
23 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2010 – 2015
U.S. locations
1
States / cities
Richmond, Virginia
Source: ClinicalTrials.gov public record
Updated Sep 18, 2015 · Synced Oct 26, 2026, 1:25 PM EDT
Completed Not applicable Interventional

Correlating QLV Interval to Left Ventricular (LV) Lead Position in Patients Receiving Cardiac Resynchronization Therapy.

NCT02166762
View directory record Official record
Conditions
Heart Failure, Cardiomyopathy, Cardiac Arrhythmia
Interventions
QLV interval measurement
Procedure
Lead sponsor
University of California, San Diego
Other
Eligibility
18 Years and older
Enrollment
20 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013 – 2015
U.S. locations
1
States / cities
La Jolla, California
Source: ClinicalTrials.gov public record
Updated Jun 7, 2019 · Synced Oct 26, 2026, 1:25 PM EDT
Completed Not applicable Interventional

Prone or Supine Effect After Caesarean Delivery on Respiratory Outcomes in Full Term Infants

NCT02692573
View directory record Official record
Conditions
Prone vs Supine Effects on Respiratory Outcomes
Interventions
positioning
Other
Lead sponsor
Montefiore Medical Center
Other
Eligibility
Not listed
Enrollment
500 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2018
U.S. locations
1
States / cities
The Bronx, New York
Source: ClinicalTrials.gov public record
Updated Feb 5, 2019 · Synced Oct 26, 2026, 1:25 PM EDT
Terminated No phase listed Observational

Patient Positioning on Supraclavicular Nerve Block

NCT01615952
View directory record Official record
Conditions
Nerve Block
Interventions
Not listed
Lead sponsor
Northwestern University
Other
Eligibility
18 Years to 65 Years
Enrollment
6 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2012 – 2014
U.S. locations
1
States / cities
Chicago, Illinois
Source: ClinicalTrials.gov public record
Updated Mar 30, 2015 · Synced Oct 26, 2026, 1:25 PM EDT
Completed Not applicable Interventional

Patient Positioning and Airway Management During ERCP

NCT02850887
View directory record Official record
Conditions
Airway Management
Interventions
general endotracheal anesthesia, deep sedation without endotracheal intubation
Other
Lead sponsor
Washington University School of Medicine
Other
Eligibility
18 Years and older
Enrollment
200 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2018
U.S. locations
1
States / cities
St Louis, Missouri
Source: ClinicalTrials.gov public record
Updated Feb 6, 2018 · Synced Oct 26, 2026, 1:25 PM EDT
Completed Not applicable Interventional

New Use of the ViKY Device for Uterus Positioning

NCT01531504
View directory record Official record
Conditions
Surgical Procedure, Unspecified
Interventions
ViKY UP
Device
Lead sponsor
EndoControl
Industry
Eligibility
18 Years to 80 Years · Female only
Enrollment
30 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011 – 2012
U.S. locations
2
States / cities
Orlando, Florida • Charlotte, North Carolina
Source: ClinicalTrials.gov public record
Updated Dec 28, 2012 · Synced Oct 26, 2026, 1:25 PM EDT
Completed No phase listed Observational

Effect of Endothelin-1 Receptor Blockade on Circulating Endothelial Microparticles Levels in Patients With Pulmonary Hypertension

NCT00675051
View directory record Official record
Conditions
Pulmonary Hypertension
Interventions
Not listed
Lead sponsor
University of California, San Francisco
Other
Eligibility
18 Years to 100 Years
Enrollment
20 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2008 – 2009
U.S. locations
1
States / cities
San Francisco, California
Source: ClinicalTrials.gov public record
Updated Oct 27, 2016 · Synced Oct 26, 2026, 1:25 PM EDT
Completed Not applicable Interventional

Establishing Optimal PEEP Setting for Obese Patients in the Steep Trendelenburg Position

NCT06518239
View directory record Official record
Conditions
Obesity
Interventions
Peep Belt
Device
Lead sponsor
University of Missouri-Columbia
Other
Eligibility
19 Years and older
Enrollment
30 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2026
U.S. locations
1
States / cities
Columbia, Missouri
Source: ClinicalTrials.gov public record
Updated Jun 11, 2026 · Synced Oct 26, 2026, 1:25 PM EDT
Enrolling by invitation Not applicable Interventional Accepts healthy volunteers

Pulmonary Function by Litter Position

NCT07219290
View directory record Official record
Conditions
Hypothermia Due to Cold Environment, Trauma Patients
Interventions
LItter position PFTs
Other
Lead sponsor
University of California, San Francisco
Other
Eligibility
18 Years to 65 Years
Enrollment
12 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2026
U.S. locations
1
States / cities
Fresno, California
Source: ClinicalTrials.gov public record
Updated Apr 8, 2026 · Synced Oct 26, 2026, 1:25 PM EDT
Terminated Not applicable Interventional

Patient Positioning in Lumbar Fusion Surgery and Its Impact on Spinal Sagittal Balance and Surgeon Satisfaction

NCT01326091
View directory record Official record
Conditions
Intervertebral Disk Degeneration
Interventions
Hyperlordotic Positioning
Other
Lead sponsor
Duke University
Other
Eligibility
18 Years to 65 Years
Enrollment
7 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011 – 2015
U.S. locations
1
States / cities
Durham, North Carolina
Source: ClinicalTrials.gov public record
Updated Jun 23, 2015 · Synced Oct 26, 2026, 1:25 PM EDT
Not listed Not applicable Interventional

Evaluating Fluid Responsiveness in ICU Patients Using VTI and Trendelenburg Positioning

NCT06418022
View directory record Official record
Conditions
Shock, Fluid Overload, Cardiac Output, Low
Interventions
Trendelenburg positioning VTI
Device
Lead sponsor
Lenox Hill Hospital
Other
Eligibility
18 Years and older
Enrollment
400 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2025
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated May 16, 2024 · Synced Oct 26, 2026, 1:25 PM EDT
Withdrawn No phase listed Observational Accepts healthy volunteers

Gas Kinetics and Metabolism in Anesthesia During Non Steady State

NCT00225381
View directory record Official record
Conditions
Anesthetized Healthy Patients (ASA 1 or 2) in the Supine Position, Excluding Head, Neck and Head Surgeries, Anesthetized Patient With Severe Systemic Disease (ASA 3 or 4)
Interventions
connection of measuring device to anesthesia circuit, drawing of blood sample through an arterial line, placed according to clinical criteria by primary anesthesia team, changing operating room bed position (head down and up position), adding PEEP during anesthesia, placement of esophageal Doppler for cardiac output measurements, Humidity sensor, A mixing chamber (bymixer), Pneumotachometer cuvette, Mass spectrometer sampling port
Device · Procedure
Lead sponsor
University of California, Irvine
Other
Eligibility
18 Years and older
Healthy volunteers
Accepts healthy volunteers
Timeline
2005 – 2012
U.S. locations
1
States / cities
Orange, California
Source: ClinicalTrials.gov public record
Updated Mar 23, 2021 · Synced Oct 26, 2026, 1:25 PM EDT
Completed Not applicable Interventional Results available

Comparison of Glenoid Component Position Using Intelligent Reusable Instrument (IRI) vs Standard Surgical Instruments

NCT01801241
View directory record Official record
Conditions
Anatomic Total Shoulder Arthroplasty
Interventions
Anatomic TSA using IRI Instrumentation, Anatomic Total Shoulder Arthroplasty
Device · Procedure
Lead sponsor
The Cleveland Clinic
Other
Eligibility
18 Years and older
Enrollment
56 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013
U.S. locations
1
States / cities
Cleveland, Ohio
Source: ClinicalTrials.gov public record
Updated Nov 3, 2021 · Synced Oct 26, 2026, 1:25 PM EDT
Completed No phase listed Observational

Comparison of Standing Versus Supine 3D Cone Beam Computed Tomography in Patient With Obstructive Sleep Apnea

NCT04874727
View directory record Official record
Conditions
OSA, Sleep Apnea
Interventions
Mandible slacked and captured with Correct Plus™ Impression Material Superfast
Procedure
Lead sponsor
Manhattan Beach Orthodontics
Other
Eligibility
Not listed
Enrollment
6 participants
Timeline
2019 – 2020
U.S. locations
1
States / cities
Manhattan Beach, California
Source: ClinicalTrials.gov public record
Updated May 6, 2021 · Synced Oct 26, 2026, 1:25 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Evaluation of a Surgical Microscope Mounted Autorefractor When Used on Patients Lying in a Supine Position

NCT01827748
View directory record Official record
Conditions
Refractive Error
Interventions
Intraoperative Autorefractor IAR-1, Hartmann-Shack Auto Refractor
Device
Lead sponsor
Adventus Technology
Industry
Eligibility
18 Years and older
Enrollment
20 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2013
U.S. locations
1
States / cities
St Louis, Missouri
Source: ClinicalTrials.gov public record
Updated Apr 12, 2013 · Synced Oct 26, 2026, 1:25 PM EDT
Terminated Not applicable Interventional Results available

Use of the Hansen Medical System in Patients With Paroxysmal Atrial Fibrillation

NCT01122173
View directory record Official record
Conditions
Paroxysmal Atrial Fibrillation
Interventions
Ablation
Device
Lead sponsor
Hansen Medical
Industry
Eligibility
18 Years and older
Enrollment
150 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013 – 2017
U.S. locations
9
States / cities
Mesa, Arizona • Rochester, Minnesota • Englewood, New Jersey + 6 more
Source: ClinicalTrials.gov public record
Updated Sep 11, 2018 · Synced Oct 26, 2026, 1:25 PM EDT
Completed Not applicable Interventional

Pressure Ulcer Monitoring Platform (PUMP)

NCT02952664
View directory record Official record
Conditions
Pressure Ulcer
Interventions
PUMP Monitoring
Behavioral
Lead sponsor
University of Pittsburgh
Other
Eligibility
18 Years and older
Enrollment
12 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017
U.S. locations
1
States / cities
Pittsburgh, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Jul 18, 2017 · Synced Oct 26, 2026, 1:25 PM EDT
Not listed Phase 3 Interventional

Zero Degree Head Positioning in Hyperacute Large Artery Ischemic Stroke

NCT03728738
View directory record Official record
Conditions
Ischemic Stroke
Interventions
Head of Bed Positioning
Procedure
Lead sponsor
University of Tennessee
Other
Eligibility
18 Years and older
Enrollment
182 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2023
U.S. locations
11
States / cities
Mobile, Alabama • Los Angeles, California • Modesto, California + 8 more
Source: ClinicalTrials.gov public record
Updated Mar 31, 2020 · Synced Oct 26, 2026, 1:25 PM EDT
Completed No phase listed Observational

Patient Positioning for Hand, Wrist, and Elbow Surgery: Stretcher Versus Operating Room Table

NCT07063784
View directory record Official record
Conditions
Post-operative Complications, Operative Surfaces
Interventions
Not listed
Lead sponsor
Brett Lewellyn
Other
Eligibility
18 Years to 88 Years
Enrollment
120 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2021
U.S. locations
1
States / cities
Orlando, Florida
Source: ClinicalTrials.gov public record
Updated Aug 5, 2025 · Synced Oct 26, 2026, 1:25 PM EDT
Completed Not applicable Interventional Results available

Prospective Evaluation of Cognitive Outcomes After Anesthesia on Patients in the Beach Chair Position

NCT02674334
View directory record Official record
Conditions
Injury as a Result of Positioning
Interventions
NIRS, NIRS monitored not treated
Device
Lead sponsor
West Virginia University
Other
Eligibility
18 Years to 75 Years
Enrollment
90 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2012 – 2013
U.S. locations
1
States / cities
Morgantown, West Virginia
Source: ClinicalTrials.gov public record
Updated Sep 11, 2017 · Synced Oct 26, 2026, 1:25 PM EDT
Completed No phase listed Observational

Reverse Trendelenburg Positioning and Its Effect on Outcomes: a Retrospective Study of Consecutive Patients

NCT02984657
View directory record Official record
Conditions
Aspiration, Respiratory, Hypoxia, Perioperative Period, Supine Position
Interventions
Surgical patients in 2012 with anesthesia and nursing staff less attuned to intraoperative RTP., Surgical patients in 2015 with enhanced anesthesia and nursing staff awareness and use of intraoperative RTP.
Procedure
Lead sponsor
C. Michael Dunham
Other
Eligibility
18 Years and older
Enrollment
1,500 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015
U.S. locations
1
States / cities
Youngstown, Ohio
Source: ClinicalTrials.gov public record
Updated Dec 7, 2016 · Synced Oct 26, 2026, 1:25 PM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

A Pilot Randomized Controlled Trial of Repeated Hands-and-Knees Positioning During Labour

NCT01720004
View directory record Official record
Conditions
Pregnancy, Childbirth and the Puerperium
Interventions
Repeated hands-and-knees positioning during labour
Other
Lead sponsor
University of Toronto
Other
Eligibility
Female only
Enrollment
30 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2010 – 2012
U.S. locations
1
States / cities
Fort Worth, Texas
Source: ClinicalTrials.gov public record
Updated Nov 1, 2012 · Synced Oct 26, 2026, 1:25 PM EDT
Completed Phase 4 Interventional Accepts healthy volunteers Results available

The Effect of Upneeq (Oxymetazoline Hydrochloride 0.1%) on Eyelid Position, Eye Redness, and Eye Appearance

NCT04831047
View directory record Official record
Conditions
Ptosis, Eyelid, Conjunctiva Inflamed, Eye Manifestations
Interventions
Oxymetazoline hydrochloride 0.1% ophthalmic solution, Placebo
Drug
Lead sponsor
University of Miami
Other
Eligibility
18 Years and older
Enrollment
114 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021 – 2022
U.S. locations
1
States / cities
Miami, Florida
Source: ClinicalTrials.gov public record
Updated Apr 24, 2023 · Synced Oct 26, 2026, 1:25 PM EDT
Recruiting Not applicable Interventional

Maternal Left Lateral Position in Fetal Growth Restriction

NCT06919692
View directory record Official record
Conditions
Fetal Growth Restriction
Interventions
Left lateral recumbent positioning
Behavioral
Lead sponsor
University of Colorado, Denver
Other
Eligibility
18 Years to 65 Years · Female only
Enrollment
100 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2026
U.S. locations
2
States / cities
Aurora, Colorado • Denver, Colorado
Source: ClinicalTrials.gov public record
Updated Jul 17, 2025 · Synced Oct 26, 2026, 1:25 PM EDT