Magnesium sulfate as an adjuvant to peribulbar block for glaucoma surgery in morbidly obese patients
Phase 2
Recruiting
- Conditions
- Peribulbar block in adult, morbidly obese patients undergoing glaucoma surgery..Glaucoma
- Registration Number
- IRCT20210118050069N1
- Lead Sponsor
- Research Institute of Ophthalmology
- Brief Summary
Not available
- Detailed Description
Not available
Recruitment & Eligibility
- Status
- Recruiting
- Sex
- All
- Target Recruitment
- 46
Inclusion Criteria
Glaucoma surgery patients
ASA physical status I, II, or III
Aged from 18 to 70 years
Axial length 20-28 mm
Body mass index 30-55 kg/m2
Exclusion Criteria
Coagulopathy or use of anticoagulant drugs
Previous allergy or adverse reaction to the used drugs
Patients with conditions preventing them from lying flat or staying still during operation as skeletal problems, orthopneic patients, or those with uncontrolled tremors (as Parkinsonism)
Study & Design
- Study Type
- interventional
- Study Design
- Not specified
- Primary Outcome Measures
Name Time Method The onset of globe akinesia. Timepoint: At 1, 3, and 5 min after the block. Method of measurement: The 3-point scale.;The onset of lid akinesia. Timepoint: At 1, 3, and 5 min after the block. Method of measurement: The 3-point scale.;The intraocular pressure. Timepoint: At baseline, 1, 3, and 5 minutes after local anesthesia. Method of measurement: Schiotz tonometer.
- Secondary Outcome Measures
Name Time Method The duration of analgesia. Timepoint: At 1, 2, and 4 h postoperative. Method of measurement: The Visual Analogue Scale.;The duration of motor block. Timepoint: At 1, 2, and 4 h postoperative. Method of measurement: Clinical assessment of regaining full movement.;Patient satisfaction. Timepoint: Immediately after the block. Method of measurement: Asking the patient.;Surgeon satisfaction. Timepoint: Immediately after the block. Method of measurement: Asking the surgeon.;The vital data (heart rate, oxygen saturation, and non-invasive blood pressure). Timepoint: Every 5 minutes during the operation. Method of measurement: Electronic vital signs monitor.