Independent directory Public ClinicalTrials.gov records United States
Clear filters

These results were retrieved from the live ClinicalTrials.gov registry. Filters and sort order apply to this result list.

ClinicalTrials.gov public records Last synced Oct 2, 2026, 1:04 PM EDT

Data is sourced from official ClinicalTrials.gov public API records. Always review the official ClinicalTrials.gov record for the latest information.

Showing 1–3 of 3 matching trials from the live ClinicalTrials.gov search.
Not listed Not applicable Interventional Accepts healthy volunteers

Ultrasound Evaluation of Endotracheal Tube Depth

NCT01649882
Conditions
Intubation, Intratracheal
Interventions
US ETT (ultrasound endotracheal tube)
Procedure
Lead sponsor
Kai Schoenhage
Other
Eligibility
Up to 85 Years
Enrollment
100 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2012 – 2016
U.S. locations
1
States / cities
Tucson, Arizona
Completed Not applicable Interventional Accepts healthy volunteers

Calculating Blood Volume by Dilution of Hemoglobin - Pilot Study

NCT01900769
Conditions
Determine Validity of Concept of Using Hemoglobin Dilution to Assess/Measure Blood Volume.
Interventions
Blood Volume Dilution
Drug
Lead sponsor
Kai Schoenhage
Other
Eligibility
18 Years to 50 Years
Enrollment
20 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2013
U.S. locations
1
States / cities
Tucson, Arizona
Conditions
Labor Pain
Interventions
Terbutaline, Fentanyl, 0.9% NaCl
Drug
Lead sponsor
Kai Schoenhage
Other
Eligibility
18 Years to 53 Years · Female only
Enrollment
250 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2012 – 2015
U.S. locations
2
States / cities
Tucson, Arizona