Clinical trials: Surgical Errors
Corneal Astigmatism, Intraocular Pressure
How Astigmatism Influences Corneal Biomechanics and Intraocular Pressure
The aim of the study was to identify whether preoperative corneal astigmatism can influence corneal biomechanics and the assessment of intraocular pressure (IOP) following micro-incision phacoemulsification.
- Conditions
- Corneal Astigmatism, Intraocular Pressure, Cataract Senile
- Trial name
- NCT03162471
- Testing
- non-contact measurement of intraocular pressure
- Volunteers
- 39 people
- Sponsor
- Medical University of Lodz
Medication Adherence, Antibiotic Resistance, Microbial
7-VINCut Antibiotic Stewardship Intervention to Decrease Duration of Antibiotic Treatment and Carbapenem Use in Surgery
Antimicrobial resistance (AMR) is one of the top ten public health threats facing humanity. The misuse and overuse of antibiotics has been identified as a major factor in the development of drug-resistant pathogens, and 30% of…
- Conditions
- Medication Adherence, Antibiotic Resistance, Microbial, Medication Errors and Other Product Use Errors and Issues
- Trial name
- 7_VINCUT (NCT05813821)
- Testing
- Antimicrobial stewardship in surgery
- Where
- Spain
- Volunteers
- 32,499 people
- Sponsor
- Hospital de Granollers
Non-Invasive Blood Pressure Monitoring During Thoracoscopic Surgery With One-Lung Ventilation
Blood Pressure Monitoring Accuracy in Patients Undergoing Lung Surgery With One-Lung Ventilation Using an Arm Cuff and Arterial Line
This study will test how accurate a blood pressure cuff is during a specific type of chest surgery. In some lung surgeries, doctors use a method called video-assisted thoracoscopic surgery (VATS), where small tools and a camera…
- Trial name
- NCT07107698
- Volunteers
- 90 people
- Sponsor
- Koç University
Cataract, Astigmatism
A Trial of Toric Versus Non-toric Intraocular Lenses in Phacoemulsification Cataract Surgery
This is a randomised controlled trial that formally compares intra-ocular lenses, which can be used in cataract surgery, one of which is the standard 'monofocal' lens, and the other is the newer toric lens which can correct…
- Trial name
- NCT01712503
- Testing
- Phacoemulsfication cataract surgery and intra-ocular lens implant
- Where
- United Kingdom
- Volunteers
- 190 people, healthy volunteers welcome
- Sponsor
- Western Sussex Hospitals NHS Trust
Hyperopia
Safety and Effectiveness of the TENEO 317 Model 2 (1.28 US) Excimer Laser for Laser In Situ Keratomileusis (LASIK) Surgery to Treat Hyperopia With or Without Astigmatism
This will be a multicenter, prospective, open label, non-randomized, single arm 12 month study, evaluating the safety and effectiveness of the TECHNOLAS TENEO 317 Model 2 (Software version "1.28 US") excimer laser when used in…
- Trial name
- NCT05264623
- Testing
- TENEO 317 Model 2 excimer laser
- Where
- 9 sites in United States
- Volunteers
- 140 people
- Sponsor
- Bausch & Lomb Incorporated
Myopia
A Prospective, Contralateral, Eye to Eye Comparison of SMILE Surgery to LASIK Surgery
Subjects will undergo SMILE surgery in one eye and LASIK surgery in their other eye to correct myopia.
- Trial name
- NCT03067077
- Testing
- SMILE, LASIK
- Where
- United States
- Volunteers
- 44 people, healthy volunteers welcome
- Sponsor
- Stanford University
Cataract, Astigmatism
Conventional Surgery vs. Verion/VerifEye
Nowadays cataract patient's expectations are closer to those of refractive surgery patients. Patients want to be spectacle independent.
- Trial name
- NCT02513745
- Testing
- Conventional, Refractive Cataract Suite (Verion + ORA)
- Where
- United States
- Volunteers
- 84 people
- Sponsor
- Carolina Eyecare Physicians, LLC
Medication Errors and Other Product Use Errors and Issues
Optimizing the Pharmacotherapy of Vascular Surgery Patients at Hospital Admission, at Discharge and at Post-discharge Check-up: Quasi-experimental Clinical Uncontrolled Trial (PHAROS)
This project aims to assess the impact of pharmaceutical care in collaboration with physicians on prevalence of DRPs at hospital admission and discharge in patients with carotid artery disease or lower extermity artery disease…
- Trial name
- PHAROS (NCT04930302)
- Where
- Slovakia
- Volunteers
- 105 people
- Sponsor
- National Institute of Cardiovascular Diseases, Slovakia
Myopia, Astigmatism
An Outcomes Study Comparing the Intralase FS 60 to the Intralase iFS When Performing LASIK Surgery for Nearsightedness
The purpose of the study is to compare the results of LASIK surgery when using two versions of a femtosecond laser in patients with nearsightedness with and without astigmatism.
- Trial name
- NCT01365728
- Testing
- LASIK with the iFS femtosecond laser
- Where
- United States
- Volunteers
- 61 people, healthy volunteers welcome
- Sponsor
- Stanford University
Intensive Care Units, Neonatal, Misadventures to Patients During Surgical and Medical Care
SEPREVEN: a Stepped-wedge Randomised Controlled Trial
Adverse events are frequent in Neonatal Intensive Care Units' (NICU) patients and account for a high morbidity and mortality. Possible severe adverse events are central line associated bloodstream infections (CLABSI), ventilator…
- Conditions
- Intensive Care Units, Neonatal, Misadventures to Patients During Surgical and Medical Care, Catheter-related Bloodstream Infection (CRBSI) Nos, Quality of Healthcare
- Trial name
- SEPREVEN (NCT02598609)
- Testing
- Education program for NICU caregivers
- Where
- 12 sites in France
- Volunteers
- 8,000 people
- Sponsor
- Dr Caeymaex Laurence
Esophageal Cancer
Outside the Cage (OTC) Robotic Esophagectomy
The goal of this clinical trial is to evaluate the feasibility and safety of a novel non-intercostal robotic approach for minimally invasive esophagectomy (OTC MIE) in the treatment of esophageal cancer.
- Trial name
- NCT06735638
- Testing
- OTC MIE Esophagectomy
- Where
- Canada
- Volunteers
- 31 people
- Sponsor
- Centre hospitalier de l'Université de Montréal (CHUM)
Partially Edentulous Jaw, Accuracy of Dental Implant Placement
3D Evaluation of Free-handed-Countersink Guided and Fully Guided Implant Surgery in Partially Edentulous Patients
This clinical trial with a quasi-experimental design investigates the accuracy of dental implant placement using three different surgical approaches: free-handed countersink guided, fully-guided, and traditional freehand…
- Conditions
- Partially Edentulous Jaw, Accuracy of Dental Implant Placement, Implant Deviation and Positioning Errors, Proximity to Anatomical Structures
- Trial name
- NCT07061418
- Testing
- Dental Implant
- Where
- Palestinian Territories
- Volunteers
- 15 people
- Sponsor
- Islamic University of Caza, Gaza, Palestine
Astigmatism
Rotation Stability of Toric Intraocularlens (IOL) Compared Sitting Against Lying After Cataract Operation
To assess the rotation stability of toric intraocular lenses between sitting or routine settings (sitting, going around) after cataract operation.
- Trial name
- NCT04776057
- Testing
- catarct surgery with toric intra ocular lenses
- Where
- Austria
- Volunteers
- 14 people, healthy volunteers welcome
- Sponsor
- Prim. Prof. Dr. Oliver Findl, MBA
Cataract
Total Corneal Astigmatism Prevalence in Cataract Patients
The purpose of this study is to report the prevalence data for total corneal astigmatism (TCA) in cataract surgery candidates.
- Trial name
- NCT06148857
- Testing
- IOLMaster 700
- Where
- China
- Volunteers
- 11,000 people
- Sponsor
- Peking University Third Hospital
Cataract With Pre-existing Regular Corneal Astigmatism
Influence of Implantation Technique on Rotational Stability of a Frosted-Haptic Toric Intraocular Lens: A Prospective Contralateral-Eye Study
This prospective, randomized contralateral-eye study evaluates whether the implantation technique influences the rotational stability and refractive outcomes of the TECNIS Eyhance™ Toric II intraocular lens (IOL) during cataract…
- Trial name
- NCT07768722
- Testing
- OVD-assisted Implantation, BSS-assisted hydroimplantation
- Where
- Egypt
- Volunteers
- 80 people
- Sponsor
- Ain Shams University
Corneal Astigmatism
Toric IOL vs Non-toric IOL With LRI for Corneal Astigmatism
The purpose of the study is to compare the astigmatism reducing effect of a toric intraocular lens (IOL) (model MX60T - Bausch \& Lomb) with that of limbal relaxing incisional surgery combined with a non toric IOL (model MX60 …
- Trial name
- NCT03633851
- Testing
- Toric intraocular MX60T lens, Standard MX60 plus corneal incisions
- Where
- United Kingdom
- Volunteers
- 30 people, healthy volunteers welcome
- Sponsor
- Ashford and St. Peter's Hospitals NHS Trust
Cardiac Amyloidosis, Spinal Stenosis
Prevalence of Cardiac Amyloidosis in Patients Undergoing Surgery for Lumbar Spinal Stenosis.
Patients undergoing surgery for lumbar spinal stenosis will have biopsies of the ligamentum flavum sent to the department of pathology for histologic screening.
- Trial name
- CASS-II (NCT05701397)
- Testing
- DPD scintigraphy
- Where
- Denmark
- Volunteers
- 200 people
- Sponsor
- Steen Hvitfeldt Poulsen
Astigmatism
Surgical Correction of Astigmatism
Laser correction for myopia and astigmatism using an excimer laser has been performed with success for several years. During the last 2 years, a new method for correction of refractive errors has emerged.
- Trial name
- NCT01680354
- Testing
- ReLEx, LASIK
- Where
- Denmark
- Sponsor
- Aarhus University Hospital
Myopia
The Accuracy of Flap Thickness Versus the Pre-determined Surgical Planning Using WaveLight® FS200
The objective is to evaluate the resultant thickness of the FS200 created LASIK flap compared to plan at the surgical visit.
- Trial name
- NCT05501795
- Testing
- WaveLight® FS200 femtosecond laser
- Where
- United States
- Volunteers
- 58 people
- Sponsor
- Stephen Wexler
Age Related Cataracts, Astigmatism
Femtosecond Laser-assisted Astigmatism Treatment
The investigational device is an approved femtosecond laser (FSL) device with an integrated imaging system to perform certain steps of the cataract procedure including arcuate incisions (AI) correcting astigmatism, also referred…
- Trial name
- FLAAT (NCT04321226)
- Testing
- Femtosecond Laser guided Arcuate Keratotomy
- Where
- Austria
- Volunteers
- 130 people
- Sponsor
- Medical University of Vienna