Clinical trials: Low- Flow Anesthesia
Inhalation; Gas
Sevoflurane Wash in Method Using Conventional Flows Versus Low Flows of 0.5L
The goal of this observational study is to to evaluate a technique of initiating Sevoflurane low-flow anesthesia which is simple, has a quick wash-in and minimises gas consumption without compromising the safety when compared to…
- Trial name
- NCT06209112
- Testing
- Sevoflurane
- Where
- Oman
- Volunteers
- 48 people, healthy volunteers welcome
- Sponsor
- Royal Hospital, Oman
Atelectasis, Postoperative, Cholecystitis; Gallstone
Ultrasound for Postop Lung Issues in Low-Flow Anesthesia
Detecting possible atelectasis and other respiratory problems that may develop immediately after extubation via lung ultrasonography can reduce pulmonary complications by performing necessary interventions such as oxygen support…
- Conditions
- Atelectasis, Postoperative, Cholecystitis; Gallstone, Pulmonary Atelectasis
- Trial name
- NCT06824506
- Testing
- No-intervention
- Where
- Turkey (Türkiye)
- Volunteers
- 110 people
- Sponsor
- Ankara Ataturk Sanatorium Training and Research Hospital
Anesthesia
1-1-8 Wash-in for Sevoflurane Low Flow Anesthesia
The investigators propose a new wash-in technique for sevoflurane low flow anesthesia with fresh gas flow of O2:N2O or O2:air 1:1 L/min with sevoflurane 8%.
- Trial name
- NCT03510013
- Testing
- 1-1-8 wash-in, Sevoflurane
- Where
- Thailand
- Volunteers
- 100 people, healthy volunteers welcome
- Sponsor
- Khon Kaen University
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
Low Flow Anesthesia, Volatile Anesthetic Consumption
Low Flow Anesthesia Without Initial High Flow Phase
The aim of the study is to compare the effectiveness of conventional low flow anesthesia (LFA) with initial high fresh gas flow ( 4L/min) for 10 minutes and LFA with fixed fresh gas flow rate (1L/min).
- Trial name
- NCT03955406
- Testing
- Conventional Low flow Anesthesia, Low Flow Anesthesia with fixed fresh gas flow rate
- Where
- Turkey (Türkiye)
- Volunteers
- 80 people
- Sponsor
- Kahramanmaras Sutcu Imam University
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
Tympanoplasty, Myringoplasty
NLR and Sevoflurane Use in Ear Surgeries: Flow Comparison
This retrospective study aims to compare the effects of low-flow and high-flow anesthesia techniques on intraoperative hemodynamics, neutrophil-to-lymphocyte ratio (NLR), and postoperative outcomes in patients undergoing…
- Conditions
- Tympanoplasty, Myringoplasty, Neutrophil-to-Lymphocyte Ratio, Low-flow Anesthesia
- Trial name
- ANFLUX (NCT07064642)
- Where
- Turkey (Türkiye)
- Volunteers
- 50 people
- Sponsor
- Eda KAZANÇ ÖZDEN
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, 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
Morbid Obesity, Anesthesia Awareness
Comparison of Low Versus Normal Flow Anesthesia on Cerebral Oxygenation and Bispectral Index in Morbidly Obese Patients
Obesity is a chronic disease that affects quality and duration of life negatively. It's not clearly known the effects of low flow anesthesia on cerebral oxygenation with high-risk morbidly obese patients.
- Conditions
- Morbid Obesity, Anesthesia Awareness, Anesthesia Complication
- Trial name
- CerOxygen (NCT03438734)
- Testing
- Regional cerebral oxygen saturation, Bispectral Index (BIS)
- Where
- Turkey (Türkiye)
- Volunteers
- 52 people
- Sponsor
- Inonu University
Optic Nerve Sheath Diameter
Changes in Optic Nerve Sheath Diameter in Desflurane Based General Anesthesia During Laparoscopic Cholecystectomies
In this study, the investigators to observe the effects of different fresh gas flow rates, which are frequently used in general anesthesia practice, on optic nerve sheath diameter during laparoscopic cholecystectomy surgeries…
- Trial name
- NCT06896604
- Testing
- Ocular Ultrasonography for measuring Optic Nerve Sheath Diameter
- Where
- Turkey (Türkiye)
- Volunteers
- 64 people
- Sponsor
- Fatih Sultan Mehmet Training and Research Hospital
Atelectasis; Due to Anesthesia, General Anesthesia
Effects of Different Flow Anesthesia on Atelectasis
Evaluation of atelectasis that may be caused by different flow rate anesthesia applications during the operation with lung ultrasound score.
- Conditions
- Atelectasis; Due to Anesthesia, General Anesthesia, Low- Flow Anesthesia, Minimal Flow Anesthesia
- Trial name
- NCT05381701
- Testing
- Lung Ultrasound Score
- Where
- Turkey (Türkiye)
- Volunteers
- 1 people, healthy volunteers welcome
- Sponsor
- Zonguldak Bulent Ecevit University
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
Low-flow Anesthesia
Effects of Minimal and Metabolic Flow Sevoflurane Anesthesia in Gynecological Surgery Patients
The aim of this study is to observe the effects of minimal and metabolically required basal anesthetic gas flow rates delivered by the anesthesia workstation under general anesthesia on body temperature, blood pressure, and heart…
- Trial name
- NCT07465146
- Testing
- Low Flow Anesthesia
- Where
- Turkey (Türkiye)
- Volunteers
- 97 people
- Sponsor
- Baskent University
Fresh Flow, Carboxyhemoglobinemia
Effects of Different Fresh Gas Flows on Carboxyhemoglobin Levels
To observe the effect of different fresh flows (1 L / min and 4 L / min) on the carboxyhemoglobin level non-invasively and continuous measurement and to determine the contribution of smoking to the intraoperative carbon monoxide…
- Trial name
- NCT04832256
- Testing
- Radical-7 Pulse CO-Oximeter
- Where
- Turkey (Türkiye)
- Volunteers
- 64 people, healthy volunteers welcome
- Sponsor
- Zonguldak Bulent Ecevit University
Laparoscopic Cholecystectomy, Postoperative Sore Throat
Low-Flow Sevoflurane and Desflurane Anesthesia in Laparoscopic Cholecystectomy
Several studies have demonstrated that inhalational anesthetic agents such as desflurane and sevoflurane may cause varying degrees of postoperative sore throat, hoarseness, and cough in orotracheally intubated patients.
- Trial name
- NCT07440758
- Testing
- Sevoflurane, Desflurane
- Where
- Turkey (Türkiye)
- Volunteers
- 80 people
- Sponsor
- Kayseri City Hospital
HYPEROXY, OXYGEN RESERVE INDEX
ORI MONITORING IN LOW AND NORMAL FLOW ANESTHESIA APPLICATIONS
Oxygen administration is essential in the perioperative period to prevent hypoxia; however, excessive oxygen may cause hyperoxia and related complications.
- Trial name
- NCT07538817
- Volunteers
- 48 people, healthy volunteers welcome
- Sponsor
- Başakşehir Çam & Sakura City Hospital
Low Flow Anesthesia
Changes in Quality of Recovery With Low-Flow Anesthesia (QoRinLowflow)
Postoperative recovery quality is as important as patient satisfaction and clinical results in terms of a fast and high-quality surgical process.
- Trial name
- (QoRLowflow (NCT05773417)
- Where
- Turkey (Türkiye)
- Volunteers
- 50 people
- Sponsor
- Acibadem University
Agitated; State, Acute Reaction to Stress
Does Low Flow Anesthesia Reduce Postanaesthetic Emergence Agitation?
In this study, the investigators aimed to compare postanesthetic agitation in patients undergoing laparotomic gynecological surgery under general anesthesia using sevoflurane at a fresh gas flow rate of 2 L / min with fresh gas…
- Trial name
- NCT03862391
- Testing
- Analgesics, Antiemetics
- Where
- Turkey (Türkiye)
- Volunteers
- 60 people
- Sponsor
- Sakarya University
Morbid Obesity, Hemodynamic Instability
Effects of Low-Flow Anesthesia on Hemodynamic Parameters and Oxygenation in Morbidly Obese Patients
Low-flow anesthesia has been used for years with positive results, but its effects on hemodynamic parameters and oxygenation are not clearly known in high-risk morbidly obese patients who are prone to pulmonary dysfunction…
- Conditions
- Morbid Obesity, Hemodynamic Instability, Bariatric Surgery Candidate
- Trial name
- Oxygenation (NCT03721536)
- Testing
- hemodynamic parameters, arterial blood gase
- Where
- Turkey (Türkiye)
- Volunteers
- 48 people
- Sponsor
- Inonu University