Clinical trials: Measurement of Pupil Diameter
Measurement of Pupil Diameter
Comparison of Two Different Pupillometer
With the development of refractive surgery, the size of scotopic pupil has been widely concerned by clinicians. Historically, the measurement of pupil size included the use of a pupil ruler, which is known for its drawback of…
- Trial name
- NCT05717244
- Testing
- 2WIN-S, OPD
- Where
- China
- Volunteers
- 100 people, healthy volunteers welcome
- Sponsor
- He Eye Hospital
Normal Non-fluency, Cataract
Comparative Study of the Optical Biometer for Measurements of the Eye
The primary purpose of this comparative clinical study is to collect clinical data to demonstrate the equivalence of the investigational device to the predicate device for measurements of the eye.
- Conditions
- Normal Non-fluency, Cataract, Aphakic Eye, Eyes With Corneal Abnormality
- Trial name
- NCT01729962
- Where
- United States
- Volunteers
- 125 people, healthy volunteers welcome
- Sponsor
- Nidek Co. LTD.
Measurement of Pupil Diameter
Effects of Sevoflurane and Propofol on Light Flash Evoked Pupillometry
Null hypothesis (HO): There will be no difference in pupillometry readings when using any of the maintenance anesthetic techniques within subjects.
- Trial name
- NCT00695890
- Where
- United States
- Volunteers
- 30 people, healthy volunteers welcome
- Sponsor
- University of Medicine and Dentistry of New Jersey
Cataract
A Comparative Study of the Results of Dynamic and OPD Static Measurement of Pupil Diameter Before and After Cataract Surgery by Pupil Detectors
Age-related cataract remains the leading cause of blindness in developing countries. And, with the aging of the population in these countries, the number of cataract patients will continue to grow.
- Trial name
- NCT06505096
- Testing
- cataract surgery
- Volunteers
- 60 people
- Sponsor
- Shanghai Eye Disease Prevention and Treatment Center