Clinical trials: Low- Flow Anesthesia
Anesthesia, Intraocular Pressure
Intraocular Pressure, Optic Nerve Sheath Diameter and Optic Perfusion Pressure of Minimal Low and High-Flow Anesthesia
The aim of this clinical trial is to determine the effect of minimal low-flow versus high-flow anesthesia on intraocular pressure (IOP) by non-contact tonometry, optic nerve sheath diameter (ONSD) by USG and optic perfusion…
- Conditions
- Anesthesia, Intraocular Pressure, Nephrolithiasis
- Trial name
- NCT06684704
- Testing
- minimal and high flow anesthesia
- Where
- Turkey (Türkiye)
- Volunteers
- 60 people, healthy volunteers welcome
- Sponsor
- Elazıg Fethi Sekin Sehir Hastanesi
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
Cardiac Output, Low, Coronary Arterial Disease
Post-Induction Low Cardiac Output Syndrome in Coronary Artery Bypass Graft Surgery
Hemodynamic change after induction of general anesthesia is usually judged from mean arterial pressure. Pressure, however, is a surrogate for flow, and the two can separate: cardiac output may fall while arterial pressure remains…
- Conditions
- Cardiac Output, Low, Coronary Arterial Disease, Anesthesia, General
- Trial name
- PiLCOs (NCT07810621)
- Testing
- routine clinical monitoring, observed only
- Where
- 2 sites in Turkey (Türkiye)
- Volunteers
- 103 people
- Sponsor
- Ataturk University
Anaesthesia
Sevoflurane vs. Isoflurane for Low-Flow General Anaesthesia for Abdominal Surgery
Two groups of patients are going to have abdominal surgery with low-flow general anaesthesia. Group A (sevoflurane group, experimental group) will use volatile anaesthetic sevoflurane.
- Trial name
- NCT00521612
- Testing
- sevoflurane, isoflurane
- Where
- Croatia
- Volunteers
- 82 people
- Sponsor
- General Hospital Dubrovnik
Ventilator Lung, Anesthesia; Functional
Minimal Flow Application in One Lung Ventilation
Interest in low fresh gas flow anesthesia has increased in recent years. The high standard of anesthesia machines, the presence of monitors that continuously and thoroughly analyze the anesthetic gas composition, and the…
- Trial name
- NCT04376307
- Testing
- minimal flow anesthesia
- Where
- Turkey (Türkiye)
- Volunteers
- 60 people
- Sponsor
- Dr. Lutfi Kirdar Kartal Training and Research Hospital
Anesthesia
Low Fresh Gas Flow in Prone Position
Low flow anesthesia in the prone position was safe in terms of systemic hemodynamics and did not reduce cerebral oxygenation compared to normal flow.
- Trial name
- NCT05462327
- Testing
- Low Fresh Gas Flow in Prone Position, Normal Fresh Gas Flow in Prone Position
- Where
- Turkey (Türkiye)
- Volunteers
- 46 people, healthy volunteers welcome
- Sponsor
- Prof. Dr. Cemil Tascıoglu Education and Research Hospital Organization
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
Anesthesia
Feasibility and Safety Properties of Metabolic Flow Anesthesia Driven by Automated Gas Control in Pediatric Patients
Low flow anesthesia was considered to be causing rebreathing, hypoxia and hypercarbia in the past. However, developing technologies made anesthesia ventilators safer.
- Trial name
- NCT05644340
- Testing
- Speed 8 (Fast balancing gas flow), Speed 4 (Medium speed balancing gas flow)
- Where
- Turkey (Türkiye)
- Volunteers
- 130 people
- Sponsor
- Istanbul University
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
Laparoscopic Cholecystectomy, Anesthesia, General
LMA Protector vs I-Gel in Low-Flow Anesthesia for Laparoscopic Cholecystectomy
This prospective randomized study aims to compare two second-generation supraglottic airway devices (SGAs), the I-Gel and the laryngeal mask airway (LMA) Protector, in patients undergoing laparoscopic cholecystectomy under…
- Trial name
- NCT07707440
- Testing
- I-Gel supraglottic airway, LMA Protector supraglottic airway
- Where
- Turkey (Türkiye)
- Volunteers
- 62 people
- Sponsor
- Fatih Sultan Mehmet Training and Research Hospital
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
Anesthesia
Is Low Flow Anaesthesia Feasible?
Although low-flow anaesthesia (LFA) has been described for many years and its benefits are known, its clinical use has been limited. Concerns about the risk of hypoxia contributed to this situation.
- Trial name
- NCT06389669
- Where
- Turkey (Türkiye)
- Volunteers
- 785 people
- Sponsor
- Inonu University
Low Flow Anesthesia
The Effects of Sevoflurane and Desflurane Used in Low-Flow Anesthesia on Thiol Disulfide Homeostasis
This study aimed to compare the effects of sevoflurane and desflurane used in low-flow anesthesia on thiol-disulfide homeostasis of patients undergoing general anesthesia.
- Trial name
- NCT06810453
- Testing
- A 5 cc venous blood sample was obtained, low-flow anesthesia
- Where
- Turkey (Türkiye)
- Volunteers
- 50 people
- Sponsor
- University of Gaziantep
Anesthesia
Desflurane and Sevoflurane Minimal Flow Anesthesia on Recovery and Anesthetic Depth
Minimal flow anesthesia has economic and environmental advantages in addition to providing earlier recovery following general anesthesia.
- Trial name
- NCT05024084
- Testing
- Minimal flow anesthesia (fresh gas flow <0.5 l/min) using Sevoflurane, Minimal flow anesthesia (fresh gas flow <0.5 l/min) using Desflurane
- Where
- Turkey (Türkiye)
- Volunteers
- 130 people
- Sponsor
- Ufuk University
Anesthesia
Different Low-flow Sevoflurane Anesthesia Techniques
After reaching 1 MAC level with 4 lt / min fresh gas flow and 2.5% sevoflurane concentration in the initial stage in 35 patients, anesthesia maintenance will be continued with 0.5 lt / min fresh gas flow and 2 -4% sevoflurane…
- Trial name
- NCT04743193
- Testing
- 2.5 %sevoflurane, 8% sevoflurane low flow anesthesia
- Where
- Turkey (Türkiye)
- Volunteers
- 60 people
- Sponsor
- Kocaeli Derince Education and Research Hospital
Humidity, Temperature
Temperature and Humidity Among Different Anesthesia Work-station
The effects of preserving humidity and temperature by low flow anesthesia are different in each other anesthesia workstation.
- Trial name
- humidity (NCT01193465)
- Testing
- Datex Ohmeda excel anesthesia machine, Datex Ohmeda Avance anesthesia work-station, Drager Cato anesthesia work-station
- Where
- South Korea
- Volunteers
- 60 people
- Sponsor
- Korea University Anam Hospital
Low-flow Anesthesia, Hemodynamics
Low-Flow Anesthesia and Open-Heart Surgery
Low-flow anesthesia (LFA) is a technique in which at least 50% of the exhaled air, after carbon dioxide absorption, is mixed with a certain amount of fresh gas and returned to the patient during the next inspiration. In 1974, R.
- Conditions
- Low-flow Anesthesia, Hemodynamics, Open-heart Surgery
- Trial name
- NCT07040735
- Where
- Turkey (Türkiye)
- Volunteers
- 80 people
- Sponsor
- Çağrı Özdemir
Major Gynecological Cancer Surgery, Low Flow Anesthesia
The Relationship Between Body Mass Index and Patient Outcomes in Low Flow Anaesthesia
This study was designed as a prospective observational study.
- Trial name
- NCT06636448
- Testing
- the effect of body mass index during low-flow anesthesia
- Where
- Turkey (Türkiye)
- Volunteers
- 40 people, healthy volunteers welcome
- Sponsor
- Bakirkoy Dr. Sadi Konuk Research and Training Hospital
Minimal Flow Anesthesia, Low Flow Anesthesia
Comparison of Minimum Flow and Low Flow Desflurane Anesthesia in Robotic Assisted Laparoscopic Abdominal Surgery
This study aims to compare the use of low fresh gas flow (1 L/min) desflurane anesthesia with minimum fresh gas flow (0.5 L/min) desflurane anesthesia in patients undergoing robotic-assisted abdominal surgery.
- Conditions
- Minimal Flow Anesthesia, Low Flow Anesthesia, Robotic Assisted Laparoscopic Abdominal Surgery
- Trial name
- NCT06520943
- Testing
- blood gas analysis
- Where
- Turkey (Türkiye)
- Volunteers
- 70 people, healthy volunteers welcome
- Sponsor
- Ankara City Hospital Bilkent
Low Flow Anesthesia, Oxidative Stress
The Effect of Minimal Flow Anesthesia on Oxidative and Neuroendocrine Stress Response
Patients under general anesthesia who are unconscious and have stopped spontaneous breathing are actively ventilated with anesthesia machines, ensuring the anesthesia gas reaches the lungs and then the bloodstream.
- Conditions
- Low Flow Anesthesia, Oxidative Stress, Neuroinflammatory Response
- Trial name
- NCT06611449
- Testing
- The minimal flow anesthesia with sevoflurane group, The high flow anesthesia with sevoflurane group
- Where
- Turkey (Türkiye)
- Volunteers
- 2 people
- Sponsor
- Bezmialem Vakif University