Clinical trials: Low Flow Anesthesia
Atelectasis, Nasal Septal Deviation
Fresh Gas Flow Rate and Perioperative Lung Aeration Assessed by Lung Ultrasound in Septoplasty
This prospective, single-center observational cohort study evaluated the association between fresh gas flow rate during inhalational anesthesia and perioperative changes in lung aeration in adults undergoing elective surgery for…
- Trial name
- NCT07758517
- Testing
- Fresh Gas Flow Rate of 1 L/min, Fresh Gas Flow Rate of 3 L/min
- Where
- Turkey (Türkiye)
- Volunteers
- 2 people
- Sponsor
- Fatih Sultan Mehmet Training and Research Hospital
Anesthesia
Assessment of Sevoflurane Consumption During General Anesthesia With a Low Fresh Gas Flow Rate of 0.3 L/Min
Driven by industry demands and the need for anesthesia that consumes fewer resources ("green anesthesia"), manufacturers of anesthesia ventilators have developed closed-circuit ventilators.
- Trial name
- FGF 03 (NCT07628231)
- Testing
- None, Pure observatinal study
- Volunteers
- 30 people
- Sponsor
- Centre Hospitalier Universitaire de Nīmes
Child, Only, Inhalation; Vapor
Cerebral and Peripheral Near Infrared Spectroscopy Monitoring in Low and High Flow Anaesthesia in Pediatric
To investigate the effects of non-invasive cerebral and peripheral NIRS monitoring and low and high flow sevoflurane anaesthesia on cerebral and peripheral NIRS in paediatric patients.
- Conditions
- Child, Only, Inhalation; Vapor, Anesthesia, Cerebral Oxygenation
- Trial name
- NCT06320743
- Testing
- NIRS ,Ventilation parameters, Oxygen concentration
- Where
- Turkey (Türkiye)
- Volunteers
- 66 people
- Sponsor
- Ankara City Hospital Bilkent
Inhalation Anesthesia
Wash-in Period in Patients Undergoing Low Flow Anesthesia
Volunteers above the age of 18 and below the age of 60 who agreed to participate in the study were not exposed to any interventional intervention other than those routinely applied to the patient during and after the…
- Trial name
- WiPPULFA (NCT06967948)
- Where
- 3 sites in Turkey (Türkiye)
- Volunteers
- 40 people
- Sponsor
- Serkan Uckun
Laparoscopic General, Gynecological and Urologic Surgeries
Evaluation of the Sevoflurane Consumption During General Anesthesia When Using the MemsorbTM Membrane
The study aims at determining whether replacing the classical chemical absorber Dräegersorb 800+ on Dräeger Perseus A500 machines (Dräeger, Lübeck, Germany) by the new membrane technology-based product (Memsorb™, DMF Medical…
- Trial name
- MEMSEV (NCT04539405)
- Testing
- To evaluate sevoflurane consumption when using Memsorb, To evaluate sevoflurane consumption when using classical Dräegersorb
- Where
- Canada
- Volunteers
- 50 people
- Sponsor
- Ciusss de L'Est de l'Île de Montréal
Major Abdominal Surgeries
Low-Flow Desflurane Anesthesia and Its Effects on BIS and Postoperative Cognitive Functions
This study investigates the effects of low-flow desflurane anesthesia in adult patients undergoing major abdominal surgery. The researchers will examine whether different low-flow strategies: Cause differences in the Bispectral…
- Trial name
- NCT07212543
- Testing
- Routine anesthesia care (desflurane at different low-flow rates: 0.5, 1.0, 1.5 L/min); no intervention assigned as part of the study.
- Where
- Turkey (Türkiye)
- Volunteers
- 72 people
- Sponsor
- Dolunay ARIK
Anesthesia
Evaluation of Different Methods for Preoxygenation
The goal of this randomised cross-over study is to compare pre-oxygenation using a standard nasal cannula to pre-oxygenation using humidified high-flow nasal oxygen and a tight-fitting facemask in adult volunteers with a BMI…
- Trial name
- NCT05839665
- Testing
- Humidified high-flow nasal oxygen, Standard nasal cannula, Facemask
- Where
- 2 sites in Sweden
- Volunteers
- 20 people, healthy volunteers welcome
- Sponsor
- Malin Jonsson Fagerlund
Anesthesia, Liver Functions
The Effects of Low Flow and Normal Flow Desflurane Anesthesia
Aging is a physiological process. In the elderly, loss of functional reserve in all organ system, regression in anabolic processes and increase in catabolic processes are observed s (1).
- Conditions
- Anesthesia, Liver Functions, Kidney Functions, Geriatric
- Trial name
- NCT05414721
- Testing
- Low flow desflurane anesthesia (Group D)
- Where
- Turkey (Türkiye)
- Volunteers
- 60 people
- Sponsor
- Yuzuncu Yil University
One-lung Ventilation (OLV), Low-flow Anesthesia
Effects of Low-Flow Sevoflurane Anesthesia on Pulmonary Function During One-Lung Ventilation
This prospective observational study aims to evaluate the effects of low-flow sevoflurane anesthesia on respiratory mechanics, gas exchange, and postoperative pulmonary function in patients undergoing one-lung ventilation (OLV)…
- Conditions
- One-lung Ventilation (OLV), Low-flow Anesthesia, Thoracic Surgery, Respiratory Mechanics
- Trial name
- OLV-LOWSEVO (NCT07085546)
- Where
- Turkey (Türkiye)
- Volunteers
- 50 people
- Sponsor
- Dr Abdurrahman Yurtaslan Ankara Oncology Training and Research Hospital
Cardiac Arrhythmia, Anesthesia
The Effects of Low-Flow and Normal-Flow Sevoflurane Anesthesia on Frontal QRS-T Angle and TP-e Interval
Laparoscopic cholecystectomy procedures involve pneumoperitoneum and volatile anesthetics, both of which can significantly influence cardiovascular physiology and autonomic balance.
- Trial name
- NCT07571980
- Testing
- low flow anesthesia
- Volunteers
- 128 people, healthy volunteers welcome
- Sponsor
- Istanbul University
Low Flow Anesthesia, Sevoflurane
Low Flow Anesthesia in Children Undergoing Strabismus Surgery
Emergence agitation (EA) involves restlessness, disorientation, excitation, non-purposeful movement, inconsolability, thrashing, and incoherence during early recovery from general anesthesia.
- Conditions
- Low Flow Anesthesia, Sevoflurane, Strabismus, Emergence Delirium
- Trial name
- LFA in child (NCT06560268)
- Testing
- Sevoflurane; In our study, the effects of sevoflurane in different FGFs administered in children undergoing strabismus surgery on EA and anesthetic agent consumption will be investigated.
- Volunteers
- 150 people
- Sponsor
- Cukurova University
Intracranial Hypertension
Optic Nerve Sheath Diameter in Low-flow and Normal-flow Rate Anesthesia
Laparoscopic cholecystectomy is one of the regularly performed laparoscopic surgical procedures. It resulted in shorter hospital stays, improved cosmetic outcomes, and reduced bleeding and pain.
- Trial name
- NCT05946200
- Testing
- Low flow technique in general anesthesia
- Where
- Turkey (Türkiye)
- Volunteers
- 80 people
- Sponsor
- Konya City Hospital
General Anesthetic
Comparison of the Effects of High, Low and Minimal Flow Anesthesia Managements on ORI and Partial Oxygen Pressure
The aim of our study is to show that continuous oxygen reserve index monitoring is a non-invasive monitoring method that can be used as a supporting parameter to PaO2 in blood gas in hypoxia and hyperoxia monitoring when…
- Trial name
- NCT05329233
- Testing
- Masimo Radical-7 Pulse CO-Oximeter
- Where
- Turkey (Türkiye)
- Volunteers
- 90 people
- Sponsor
- Samsun Education and Research Hospital
Hemodynamics Instability, Arrhythmias Cardiac
Low and Moderete Flow Anaesthesia on Haemodynamics
The study topic investigates the potential advantages of low-flow anesthesia in terms of physiological protection and resource saving.
- Conditions
- Hemodynamics Instability, Arrhythmias Cardiac, Cerebral Oxygenation
- Trial name
- NCT06871371
- Testing
- Sevoflurane (Volatile Anesthetic), low- medium flow anesthetic machine
- Where
- Turkey (Türkiye)
- Volunteers
- 76 people
- Sponsor
- Umraniye Education and Research Hospital
Obesity, Inflammation
Effects of Low-Flow and Standard-Flow Sevoflurane Anesthesia on Inflammatory Markers in Bariatric Surgery
This retrospective observational study aimed to compare the effects of low-flow and standard-flow sevoflurane anesthesia on perioperative inflammatory responses in patients undergoing laparoscopic sleeve gastrectomy for obesity.
- Conditions
- Obesity, Inflammation, Bariatric Surgery Candidate
- Trial name
- LOWBAR (NCT07230704)
- Where
- Turkey (Türkiye)
- Volunteers
- 155 people
- Sponsor
- Adana City Training and Research Hospital
Anesthesia, Sevoflurane
MAAS Method (Minimal-flow Auto-control Anesthesia System) for the Administration of Desflurane and Sevoflurane
In the present work the investigators will study the accuracy of the MAAS (Minimal-flow Autocontrol Anesthesia System) method to estimate the percentage of halogenated anesthetic (HA) to be supplied to the anesthetic circuit…
- Conditions
- Anesthesia, Sevoflurane, Desflurane, Low Flow Anesthesia
- Trial name
- MAAS (NCT05511610)
- Testing
- Sevoflurane uptake and supply, Washout phase, Desflurane uptake and supply
- Where
- Spain
- Volunteers
- 28 people
- Sponsor
- Fundación Pública Andaluza para la gestión de la Investigación en Sevilla
Elective Laparoscopic Surgery
Compare Pharmaceutical Economics and Efficacy of Sevoflurane With Low Fresh Gas Flow Balanced Anesthesia, Propofol Target Controlled Infusion Anesthesia and Propofol Induction Sevoflurane Maintenance Anesthesia
This study is being performed to compare the cost of anesthetic techniques with sevoflurane (low fresh gas flow balanced anesthesia) versus propofol (target controlled infusion [TCI]) versus propofol induction and sevoflurane…
- Trial name
- NCT01191476
- Testing
- Sevoflurane Inhalational Induction and Maintenance, Propofol Target Controlled Infusion for Induction and Maintenance, Propofol Target Controlled Infusion for Induction and Sevoflurane Inhalation for Maintenance
- Where
- 4 sites in China
- Volunteers
- 336 people
- Sponsor
- Abbott
Prostate Cancer, Anesthesia
Low-flow Versus Minimal-flow Sevoflurane Anesthesia During Robot-assisted Laparoscopic Radical Prostatectomy
Study Synopsis This protocol is formatted for ClinicalTrials.gov-style registration and manuscript-facing documentation. It is based on the uploaded Turkish ethics protocol and keeps the original core design: comparison of…
- Conditions
- Prostate Cancer, Anesthesia, Respiratory Mechanics
- Trial name
- NCT07475533
- Testing
- Common Anesthetic Management
- Volunteers
- 70 people, healthy volunteers welcome
- Sponsor
- Ankara City Hospital Bilkent
Emergence Agitation, Anesthetics
The Effect of Low Flow Anesthesia on Postoperative Emergence Agitation in Rhinoplasty
Emergence agitation, defined as restlessness, disorientation, arousal, and/or inconsolable crying, is a common phenomenon seen in the early phase of recovery from general anesthesia; this may cause respiratory depression, nausea…
- Conditions
- Emergence Agitation, Anesthetics, Rhinoplasty
- Trial name
- NCT05601674
- Testing
- : Conventional flow Anesthesia, Low Flow Anesthesia
- Where
- Turkey (Türkiye)
- Volunteers
- 76 people, healthy volunteers welcome
- Sponsor
- Inonu University
Low-flow Anesthesia
The Effects of Automatic Gas-Controlled Low-Flow Anesthesia on Anesthetic Agent Consumption in Elective Surgeries
In this study, we aim to compare the effects of end-tidal controlled and manually controlled low-flow anesthesia on anesthetic agent consumption in elective surgeries.
- Trial name
- NCT06735937
- Testing
- Low flow anesthesia
- Where
- Turkey (Türkiye)
- Volunteers
- 132 people
- Sponsor
- University of Gaziantep