Clinical trials: Pupil
Retinopathy of Prematurity
Efficacy and Safety of Mydriatic Microdrops for Retinopathy Of Prematurity Screening
The purpose is to test the hypothesis that microdrop instillation of combined phenylephrine 1.67% and tropicamide 0.33% eyedrops causes at least equal mydriasis compared with standard drop instillation of the same mydriatic…
- Trial name
- MyMiROPS (NCT05043077)
- Testing
- Microdrop administration of phenylephrine 1.67% and tropicamide 0.33%, Standard drop administration of phenylephrine 1.67% and tropicamide 0.33%
- Where
- Greece
- Volunteers
- 83 people
- Sponsor
- Aristotle University Of Thessaloniki
Small Pupil
Evaluation of an Iris Dilatation Ring in Cataract Surgery (ADICC-ID)
During cataract surgery, it is necessary to dilate the iris in order to remove the crystalline lens and position the implant. The diameter of the optical implant being 6 mm, in case of capsulorhexis crystalline access 5.5 mm, the…
- Trial name
- ADICC-ID (NCT02434588)
- Testing
- Bhattacharjee ring
- Where
- France
- Volunteers
- 25 people
- Sponsor
- Fondation Ophtalmologique Adolphe de Rothschild
Intensive Care, Pupil Assessment
Pupillometry Use & Professional's Inspection : Leveling Subjectivity
This prospective, non interventionneal, mono-centric study aims to evaluate the accuracy and quality of pupil assessment among three different groups: senior physicians, anesthesiology residents, and nurses.
- Conditions
- Intensive Care, Pupil Assessment, Pupillometry, Neurological Examination
- Trial name
- PUPILS (NCT06733207)
- Testing
- Pupil examination
- Where
- France
- Volunteers
- 30 people
- Sponsor
- CHU de Reims
Horner's Syndrome
Clinical Efficacy of Supraclavicular Block for Arthroscopic Shoulder Surgery
The aim of this study is to compare the efficacy of supraclavicular and interscalene brachial plexus blocks in the patients undergoing arthroscopic shoulder surgery.
- Trial name
- NCT01958801
- Testing
- Supraclavicular block, Interscalene block
- Where
- South Korea
- Volunteers
- 104 people, healthy volunteers welcome
- Sponsor
- Daegu Catholic University Medical Center
Intraocular Lens Replacement
Safety, Efficacy and Pharmacokinetics of OMS302 in Subjects Undergoing Intraocular Lens Replacement With Phacoemulsification
The purpose of this study is to determine the safety, efficacy and pharmacokinetics of OMS302 (the study drug) for maintaining intraoperative mydriasis and preventing post operative pain in individuals undergoing Intraocular Lens…
- Trial name
- OMS302-ILR-004 (NCT01579565)
- Testing
- OMS302
- Where
- 14 sites in United States, Netherlands
- Volunteers
- 416 people
- Sponsor
- Omeros Corporation
Cataract, Phacoemulsification
Intracameral Mydriasis Versus Topical Mydriasis in Cataract Surgery
The purpose is to determine if an intracameral solution of 0.2% tropicamide and 2% phenylephrine can dilate the pupil for cataract surgery as well as pre-operative topical 1% tropicamide and 5% phenylephrine.
- Conditions
- Cataract, Phacoemulsification, Mydriasis, Pseudoexfoliation Syndrome
- Trial name
- NCT00690222
- Testing
- Intracameral injection of mydriatic agent
- Where
- Canada
- Volunteers
- 80 people
- Sponsor
- Nova Scotia Health Authority
Sexual Harassment, Anti-Gay Bias
Effectiveness Study of the Intervention "Stop Sexual Harassment" in Secondary School
"Stop sexual harassment" is a school based intervention tailored to reduce sexual- and gendered harassment among pupils in secondary school.
- Conditions
- Sexual Harassment, Anti-Gay Bias, Non Sexual Harassment, Gender-based Violence
- Trial name
- NCT04716400
- Testing
- Stop sexual harassment
- Where
- Norway
- Volunteers
- 2,037 people, healthy volunteers welcome
- Sponsor
- NORCE Norwegian Research Centre AS
Cataract
Topical Bromfenac for Intraoperative Miosis and Pain Reduction
To evaluate the effect of bromfenac ophthalmic solution 0.09% for reduction of intraoperative miosis and pain in patient who have undergone femtosecond laser-assisted cataract surgery.
- Trial name
- NCT03831984
- Testing
- 0,09% Bromfenac, 0,1% sodium hyaluronate
- Where
- Mexico
- Volunteers
- 60 people, healthy volunteers welcome
- Sponsor
- Hospital de La Luz
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
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.
Myopia
An Investigation of Topical Ophthalmic Low-Dose Atropine on Pupil Size and Accommodation
The goal of this clinical study is to learn about the short-term physiological effects of low-dose atropine in healthy volunteers.
- Trial name
- NCT07674966
- Testing
- Atropine 0.01% Ophthalmic Solution, Atropine 0.02% Ophthalmic Solution, Atropine 0.05% Ophthalmic Solution
- Where
- United States
- Volunteers
- 24 people
- Sponsor
- University of California, Berkeley
Retinopathy of Prematurity
Changes in Vital Signs and Pupil Diameter Related to Pharmacologic Mydriasis in Premature Infants: A Randomized Double Blind Clinical Study
Retinopathy of prematurity (ROP) is one of the common anatomic causes of blindness among Filipinos, accounting for 47.7% of the cases.
- Trial name
- NCT04838665
- Testing
- 0.5% cyclopentolate and 2.5% phenylephrine, 0.5% tropicamide + 0.5% phenylephrine, 0.5% tropicamide + 0.5% phenylephrine with a cotton wick
- Volunteers
- 60 people, healthy volunteers welcome
- Sponsor
- University of the Philippines
General Anesthesia, Intraoperative Awareness
Neuro-Mimic Indicators of Anesthesia Depth During General Anesthesia
This prospective observational study will evaluate neuro-mimic indicators of anesthesia depth, including eyelid reflex, eyeball movements, and pupil responses, in patients undergoing elective surgery under general anesthesia.
- Conditions
- General Anesthesia, Intraoperative Awareness, Eye Movements
- Trial name
- NCT07199049
- Testing
- Neuro-Mimic Observation Protocol
- Where
- Turkey (Türkiye)
- Volunteers
- 125 people, healthy volunteers welcome
- Sponsor
- Başakşehir Çam & Sakura City Hospital
Pupillary Constriction, Accomodation
Adjusted Study Protocol: Within-Subject Paired-Eye Design Comparing Pilocarpine 0.1%, Phentolamine 0.75%, and Combination Therapy for Cyclopentolate Reversal in Children
The study aims at reversing pupillary dilatation. and cycloplegia in children undergoing cycloplegic refraction for eyeglasses prescription and ocular examination.
- Trial name
- NCT07012512
- Testing
- Use of phentolamine eye drops to reverse cycloplegia, Pilocarpine 0.1%, Combination of pilocarpine 0.1% and phentolamine 0.75%
- Volunteers
- 60 people
- Sponsor
- Mansoura University
Labor, Obstetric, Pain
Estimation of Pain During Epidural Analgesia During Labor
Epidural regional anesthesia is a technique to eliminate or lessen pain during obstetric labor and childbirth. It consists in establishing a catheter into the epidural space and to block the transmission of pain sensations by…
- Trial name
- PERIDANS (NCT02551354)
- Testing
- Portable video pupillometer
- Where
- France
- Volunteers
- 40 people
- Sponsor
- Centre Hospitalier Universitaire de Saint Etienne
Mydriasis
Safety and Efficacy of Fixed Combination Phenylephrine-Tropicamide for Pupil Dilation
Subjects will receive ½ of the approved dose of MydCombi to determine the dilation curve with the reduced dose.
- Trial name
- NCT06217796
- Testing
- MydCombi
- Where
- United States
- Volunteers
- 30 people
- Sponsor
- Eyenovia Inc.
Benign Prostatic Hyperplasia, Pupil Anomaly
The Effects of α-adrenergic Receptor Antagonists on Choroid and Pupil
It was aimed to evaluate and investigate the effects of tamsulosin hydrochloride, has preferential selectivity for the α1A receptor in the prostat versus the α1B receptor in the blood vessels, and alfuzosin hydrochloride on…
- Conditions
- Benign Prostatic Hyperplasia, Pupil Anomaly, Choroid Disease
- Trial name
- NCT03144596
- Testing
- Alfuzosin Hydrochloride 10 MG, Tamsulosin Hydrochloride 0.4 MG
- Volunteers
- 63 people
- Sponsor
- Kocatepe University
Mydriasis
Pharmacodynamics of a Fixed Dose Combination of 0.34% Tropicamide and 2.5% Phenylephrine Hydrochloride, Eye Drop, Solution
The objective of this study is to explore pharmacodynamic effects and safety of IMP 08P2002F0 for dilation of the pupil, a solution combining two mydriatic agents tropicamide and phenylephrine hydrochloride at the concentrations…
- Trial name
- SOLMYD-PD (NCT07075224)
- Testing
- IMP 08P2002F0, Mydriasert® insert
- Where
- 2 sites in Greece
- Volunteers
- 20 people, healthy volunteers welcome
- Sponsor
- Unither Pharmaceuticals, France
Brain Death, Apnea
Apnea Tests as the Methods of Brain Death Diagnosis.
Apnea test (AT) is the most important clinical test performed usually at the end of brain death (BD) diagnosis procedure. Traditional insufflation apnea test (I-AT) cannot be completed in patients with extremely compromised lung…
- Conditions
- Brain Death, Apnea, Pupillary Anomaly
- Trial name
- DiagBD (NCT03281993)
- Testing
- CPAP AT
- Volunteers
- 76 people
- Sponsor
- Pomeranian Medical University Szczecin
Light Sensitivity
"Eye Protection After Mydriatic Use for ROP Screening: Impact on Vitals Signs and Pain Scores"
Pupillary dilation induced by mydriatic agents during Retinopathy of Prematurity exams can persist for hours. Despite regular use of eye protection for mydriatic-induced light sensitivity for infants, children and adults, eye…
- Trial name
- NCT01860534
- Testing
- eye covers
- Where
- United States
- Volunteers
- 28 people, healthy volunteers welcome
- Sponsor
- The University of Texas Medical Branch, Galveston