Clinical trials: Trendelenburg Position
Intraocular Pressure
Quantitative Rise in Intraocular Pressure in Steep Trendelenburg Position
This study analyse the rise in Intraocular Pressure while patient is in surgery in head low position.
- Trial name
- NCT02646033
- Where
- India
- Volunteers
- 100 people
- Sponsor
- Rajiv Gandhi Cancer Institute & Research Center, India
Pneumoperitoneum, Trendelenburg Position
End-expiratory Pressure During Laparoscopic Surgery in the Trendelenburg Position by Electrical Impedance Tomography
Pneumoperitoneum (PNP) and the position of the patient required for laparoscopic surgery lead to pathophysiological changes that complicate anesthesia.
- Conditions
- Pneumoperitoneum, Trendelenburg Position, Laparoscopic Surgery
- Trial name
- CP-EIT (NCT06481124)
- Testing
- electrical impedance tomography
- Where
- Russia
- Volunteers
- 50 people
- Sponsor
- I.M. Sechenov First Moscow State Medical University
Ischemic Stroke
Head-dOwn Position for ischEmic Stroke With Middle Cerebral Artery (HOPES)
The study is designed to explore the efficacy and safety of head-down position in patients with acute ischemic stroke。
- Trial name
- HOPES (NCT03629652)
- Testing
- head-down position treatment, Conventional Rehabilitation
- Where
- China
- Volunteers
- 12 people
- Sponsor
- General Hospital of Shenyang Military Region
Esophageal Pressure, Recruitment Maneuver
Esophageal Pressure-guided Personalized Recruitment Pressure During Pneumoperitoneum in Trendelenburg Position Laparoscopy
This is a prospective, single-center, double-blind, randomized controlled trial designed to investigate the individual differences in recruitment efficacy and safety between personalized lung recruitment pressure based on…
- Trial name
- NCT07392918
- Testing
- Esophageal Pressure, Lung Recruitment Maneuver
- Volunteers
- 90 people
- Sponsor
- Ju Gao
Robot Assisted Laparoscopic Prostatectomy
Comparison of Volume Controlled Ventilation With 1:1 Inspiratory to Expiratory Ratio and Autoflow-volume Controlled Ventilation in Robot-assisted Laparoscopic Radical Prostatectomy With Steep Trendelenburg Position and Pneumoperitoneum
The purpose of this study is to compare the 1: 1 I: E ratio VCV and the autoflow VCV in patients undergoing robot assisted laparoscopic prostatectomy
- Trial name
- NCT03202953
- Testing
- ventilation strategy 1, ventilation strategy 2
- Where
- South Korea
- Volunteers
- 78 people
- Sponsor
- Yonsei University
Atelectasis
Role of Lung Ultrasonography in Diagnosing Atelectasis in Robotic Pelvic Surgeries
General anaesthesia results in developement of atelectasis in dependent areas of the lungs exposing patients to an increased risk of hypoxaemia.During pelvic robotic surgeries pneumoperitoneum and steep trendelenburg position…
- Trial name
- Lung US (NCT04006665)
- Testing
- Lung Ultrasonography (Baseline), Lung Ultrasonography ( At the end of surgery)
- Where
- India
- Volunteers
- 50 people
- Sponsor
- Rajiv Gandhi Cancer Institute & Research Center, India
IOP
Effect of Acetazolamide on Intraocular Pressure After Being in the Trendelenburg Position.
Perioperative vision loss following laparoscopic colorectal surgery is rare but has been reported. Studies show Trendelenburg positioning during surgery can produce a significant rise in the IOP, and this rise is thought to be a…
- Trial name
- TaPPs (NCT03107429)
- Testing
- Acetazolamide, Trendelenburg Position
- Volunteers
- 9 people, healthy volunteers welcome
- Sponsor
- University of Nottingham
Atelectasis
Minimizing Lung Injury During Laparoscopy in Steep Trendelenburg Position
The investigators hypothesize that the level of PEEP is often suboptimally applied in certain operative conditions, such as in laparoscopy with head down (Trendelenburg) positioning.
- Trial name
- optiPEEP (NCT04900714)
- Testing
- Decremental PEEP, Lung ultrasound score, Blood gas analysis
- Where
- Belgium
- Volunteers
- 23 people, healthy volunteers welcome
- Sponsor
- University Hospital, Antwerp
Pressure Incidence Prevention, Pain
The Effect of Different Support Surface Applications
This study was designed as a randomized controlled experimental study to compare the effects of two support surfaces-gel pads (used in routine practice) and microbead-filled pads-placed under the shoulders in the steep…
- Trial name
- NCT06974552
- Testing
- microbead-filled support surfaces, Jel support surfaces
- Where
- Turkey (Türkiye)
- Volunteers
- 72 people, healthy volunteers welcome
- Sponsor
- Acibadem University
Intracranial Hypertension, Brain Edema
Optical Nerve Sheath Changes During Head Down Laparoscopy
Patient undergoing laparoscopic radical prostatectomy in steep trendelenburg position are at risk to develop complication from brain edema.
- Conditions
- Intracranial Hypertension, Brain Edema, Pneumoperitoneum, Surgery, Laparoscopic
- Trial name
- NCT03957837
- Testing
- Optical nerve sheath diameter ultrasound measurement
- Where
- Italy
- Volunteers
- 20 people, healthy volunteers welcome
- Sponsor
- ASST Fatebenefratelli Sacco
Spontaneous Intracranial Hypotension
Spontaneous Intracranial Hypotension Treatment "SIHT"
Spontaneous intracranial hypotension (SIH) is an infrequent disease, related to a leak of cerebrospinal fluid. There are not controlled studies for this treatment.The main of this study is to demonstrate the superiority of the…
- Trial name
- SIHT (NCT02261792)
- Testing
- 24 hours Trendelenburg position, 24 hours bed rest, EBP
- Where
- France
- Volunteers
- 64 people
- Sponsor
- Assistance Publique - Hôpitaux de Paris
Ventilated Patient in Intensive Care, Management of the Expiratory End-expiratory Pressure (PEEP) and Body Position
Effect of PEEP and Trendelenburg on Ultrasound Size of Internal Jugular and Subclavian Veins
There is no recommendation for the management of the positive end-expiratory pressure (PEEP) during setting of a central venous catheter (CVC) in a ventilated patient.
- Trial name
- PEEPUS (NCT02569424)
- Testing
- Patient's position
- Where
- France
- Volunteers
- 42 people
- Sponsor
- University Hospital, Clermont-Ferrand
Intracranial Pressure Increase
Evaluation of the Effect of Trendelenburg Position Duration on Intracranial Pressure
The Lloyd Davies position is a position used in laparoscopic hysterectomies where the head is lowered 45 degrees and the legs are bent from the knee area.It is a version of the Trendelenburg position.
- Trial name
- NCT06048900
- Testing
- ultrasound guided optic nerve sheath diameter measurement
- Where
- Turkey (Türkiye)
- Volunteers
- 25 people
- Sponsor
- Dilek Cetinkaya
Perioperative Complication, Hypoxia
Prevention of Perioperative Pulmonary Complications by Lung Recruitment During Laparoscopic Surgery
Perioperative pulmonary complications such as atelectasis, hypoxemia, and pneumonia after ventilatory management during general anesthesia have a negative impact on patient outcomes.
- Trial name
- NCT04728945
- Testing
- lung recruitment, Standard ventilatory management
- Where
- Japan
- Volunteers
- 80 people
- Sponsor
- Osaka University
General Anesthesia Using Endotracheal Intubation
Comparison of Different Inspiratory to Expiratory Ratios on Respiratory Mechanics and Oxygenation in Robot-assisted Laparoscopic Radical Prostatectomy With Steep Trendelenburg Position and Pneumoperitoneum
The steep trendelenburg position and pneumoperitoneum during laparoscopic surgery have the potential to cause an adverse effects on respiratory mechanics and gas exchange.
- Trial name
- NCT01892449
- Testing
- prolonged inspiratory to expiratory (I:E) ratio (1:1), conventional I:E ratio (1:2)
- Where
- South Korea
- Volunteers
- 80 people
- Sponsor
- Yonsei University
Insufficiency; Cardiac, Complicating Surgery
Influence of Two Different PEEP Niveaus and a Trendelenburg Positioning Manoeuvre on Subclavian Vein Diameter
In 50 Patients who are undergoing a planned surgical procedure which require a central venous catheter the diameter of the subclavian vein is measured by ultrasound under 6 different conditions.
- Trial name
- NCT02231463
- Testing
- neutral positioning, PEEP 0 cm H2O, neutral positioning, PEEP 5cm H2O, neutral positioning, PEEP 10cm H2O
- Where
- Germany
- Sponsor
- Universitätsklinikum Köln
Perfusion, Perioperative/Postoperative Complications
The Effect of Trendelenburg Position on CCA Blood Flow
The investigators will evaluate the change of the common carotid artery blood flow according to patient's position and penumoperitoneum.
- Trial name
- NCT04233177
- Where
- South Korea
- Volunteers
- 20 people, healthy volunteers welcome
- Sponsor
- Seoul National University Hospital
Major Abdominal Surgery, Atelectasis
Optimal Interval for Periodic Alveolar Recruitment Maneuvers Achieving 90% Lung Re-expansion During Intraoperative Ventilation
This study aims to determine the optimal interval for periodic alveolar recruitment maneuvers (PARM) that can achieve effective lung re-expansion in 90% of patients undergoing intraoperative mechanical ventilation during…
- Conditions
- Major Abdominal Surgery, Atelectasis, Lung-protective Ventilation, Lung Ultrasound Score
- Trial name
- NCT07239557
- Testing
- Different interval of PARM
- Where
- China
- Volunteers
- 52 people
- Sponsor
- Sixth Affiliated Hospital, Sun Yat-sen University
General Anesthesia
The Utility of Pulse Pressure Variation to Predict the Fluid Responsiveness During Pneumoperitoneum and Reverse-Trendelenburg Position
The purpose of this study is to investigate the validity of pulse pressure variation to predict fluid responsiveness in patients undergoing robotic or laparoscopic gastrectomy.
- Trial name
- NCT02771067
- Testing
- Fluid infusion
- Where
- South Korea
- Volunteers
- 30 people
- Sponsor
- Yonsei University
Laparoscopic Surgery, Intraocular Pressure
The Effect of the Steep Trendelenburg Position on Intraocular Pressure
A total of 50 patients aged between 18-60 years, classified as American Society of Anesthesiologists (ASA) I-II, undergoing elective total laparoscopic hysterectomy in the steep trendelenburg position (STP) will be included in…
- Trial name
- NCT06440642
- Testing
- tonopen
- Where
- Turkey (Türkiye)
- Volunteers
- 50 people
- Sponsor
- Dr. Lutfi Kirdar Kartal Training and Research Hospital