Clinical trials: Position
Refractive Error
Evaluation of a Surgical Microscope Mounted Autorefractor When Used on Patients Lying in a Supine Position
The purpose of this study is to evaluate the accuracy and repeatability of an individually validated prototype autorefractor designed to be mounted on a surgical microscope.
- Trial name
- NCT01827748
- Testing
- Intraoperative Autorefractor IAR-1, Hartmann-Shack Auto Refractor
- Where
- United States
- Volunteers
- 20 people, healthy volunteers welcome
- Sponsor
- Adventus Technology
Atrioventricular Block
Ventricular Pacing Site Selection (V-PASS)
The purpose of this study is to determine whether there is a relationship between ventricular lead position and the incidence of heart failure and atrial fibrillation in patients with indication for permanent pacemaker…
- Trial name
- NCT00292383
- Testing
- Leads to be implanted according randomization on specified sites. Vitatron pacemakers to be implanted: T60 DR, T70 DR, T20 SR, C60 DR
- Where
- 3 sites in Germany
- Volunteers
- 100 people
- Sponsor
- Medtronic BRC
Breast Diseases
Effect of Body Position and Probe Position on the Localization of Breast Mass
The purpose of this study is to demonstrate that BVN G-1000 can precisely and consistently measure the position of female breast lesions regardless of patient rotation and probe angle during ultrasound examination.
- Trial name
- NCT02997540
- Where
- United States
- Volunteers
- 20 people
- Sponsor
- MetriTrack, Inc.