Clinical trials: Surgical Positioning
Compartment Syndrome Nontraumatic Lower Extremity
The Effects of Prolonged Head-Down Tilt Lithotomy Position on Lower Limb Haemodynamics
During certain bowel surgeries for cancer (colorectal surgery), individuals frequently have to be placed in a head-down position to enable surgeons have optimal access to the cancer site.
- Trial name
- HELP (NCT06036641)
- Testing
- NIRS monitoring, Laser Doppler flowmetry, Inflammatory and Oxidative stress biomarkers
- Where
- United Kingdom
- Volunteers
- 26 people
- Sponsor
- University of Portsmouth
Shoulder Surgery, Interscalene Nerve Block
Effect of 0.5% vs 0.375% Ropivacaine on Autonomous Nervous System
It is established that the local anesthetic that is administered during an interscalene block affects the autonomic outflow to the heart.
- Conditions
- Shoulder Surgery, Interscalene Nerve Block, Ropivacaine
- Trial name
- NCT02125994
- Testing
- Interscalene nerve block
- Where
- Greece
- Volunteers
- 100 people
- Sponsor
- Larissa University Hospital
Difficult Intubation, Thoracic Surgery
Double Lumen Tube Positioning With Bonfils Fiberoptic Stylet: Prospective Observational Study in 30 Adult Patients
The aim of this prospective observational study is to evaluate the efficacy of Bonfils fiberoptic stylet to perform tracheal intubation with double lumen tube after failure of standard laryngoscopy in 30 adults patients scheduled…
- Trial name
- NCT03982745
- Testing
- bonfils
- Where
- Italy
- Volunteers
- 30 people, healthy volunteers welcome
- Sponsor
- Università Politecnica delle Marche
Airway Edema, Ultrasonography
The Effect of Trendelenburg Position on the Ultrasonographic Airway Measurements
The aim of this study is to compare the changes in upper airway edema with the preoperative and postoperative ultrasonographic measurements of patients who undergo pobotic prostatectomy in the trendelenburg position.
- Conditions
- Airway Edema, Ultrasonography, Robotic Surgical Procedures, Postoperative Respiratory Complication
- Trial name
- NCT05224895
- Testing
- General Anesthesia in Trendelenburg position for robotic prostatectomy
- Where
- Turkey (Türkiye)
- Volunteers
- 70 people
- Sponsor
- Ankara City Hospital Bilkent
Thoracic, Surgery
Pleuropulmonary Ultrasound With Clinical Examination to Check the Good Position of the Double Lumen Tube Intubation
Using a new ultrasound approach, allow us to avoid the systematic use of bronchoscopy which is an invasive procedure. Although rare, several complications are known with, among other things, the occurrence of pulmonary…
- Trial name
- Echo-Thorax (NCT03836183)
- Testing
- Pleuropulmonary ultrasound with clinical examination
- Where
- France
- Volunteers
- 70 people
- Sponsor
- Association Pro-arte
Surgeries Undergoing General Anesthesia
PPV vs PVI in the Supine and Prone Position
This is a prospective study that will record the Pulse Pressure Variability (PPV) from the arterial line and Plethysmography Variability Index (PVI) from the pulse oximeter while the patient is in the supine position and then…
- Trial name
- NCT07415603
- Testing
- Observation
- Where
- United States
- Volunteers
- 100 people
- Sponsor
- Joseph D. Tobias
Macular Hole
An Objective Evaluation of Postoperative Positioning in Macular Hole Surgery
The macular hole formation takes place in the centre of the retina. A closure of the macular hole is believed to take place if the central retinal area is kept dry in the postoperative period.
- Trial name
- NCT02011165
- Testing
- Positioning measuring device
- Where
- 2 sites in Norway
- Volunteers
- 43 people
- Sponsor
- Helse Stavanger HF
Kidney Neoplasm
Clinical Trial Addressing the Best Surgical Approach for Partial Nephrectomy With Single Port Robotic System in the Management of Localized Renal Cell Carcinoma
This study aims to find out which surgical position is safer and works better for patients candidate to robot-assisted partial nephrectomy (RAPN) - a minimally invasive procedure to remove a small kidney tumor while preserving…
- Trial name
- K3 (NCT07234409)
- Testing
- STANDARD FLANK APPROACH, Supine anterior retroperitoneal approach (SARA).
- Where
- Italy
- Volunteers
- 124 people
- Sponsor
- Niguarda Hospital
Pain, Post-operative, Pneumoperitoneum
Does Trendelenburg Positioning During Pulmonary Recruitment Breaths Affect Post-laparoscopy Shoulder Pain
The goal of this clinical trial is to evaluate whether different positioning in the operating room during removal of laparoscopic surgical gas differs in post-surgery shoulder pain.
- Conditions
- Pain, Post-operative, Pneumoperitoneum, Urogynecologic Surgery
- Trial name
- NCT07631728
- Testing
- Pulmonary recruitment maneuver, Trendelenburg position
- Volunteers
- 120 people, healthy volunteers welcome
- Sponsor
- Ankita Gupta
Positive End Expiratory Pressure, Lung Ultrasound
Comparison of PEEP Effect on Perioperative Oxygenation and Postoperative Pulmonary Complications in Lithotomy Position
The main purpose of the study is to compare the effectiveness of PEEP application in terms of perioperative oxygenation level in the use of classical LMA and i-gel, which is often preferred.
- Trial name
- NCT05261295
- Testing
- PEEP, ZEEP
- Volunteers
- 128 people, healthy volunteers welcome
- Sponsor
- Ankara City Hospital Bilkent
Hip Fracture, Pericapsular Nerve Group Block (PENG Block)
COmparison of PENG Block and SIFICB in Hip Fracture Surgeries
The aim of this study is to compare the effectiveness of the PENG block and SIFIB in facilitating the positioning for neuroaxial anesthesia and their impact on the quality of postoperative analgesia.
- Conditions
- Hip Fracture, Pericapsular Nerve Group Block (PENG Block), Suprainguinal Fasya Iliaca Block
- Trial name
- NCT06878963
- Testing
- PENG Block, SIFICB Block
- Volunteers
- 150 people
- Sponsor
- Adiyaman University Research Hospital
Anesthesia, Local
Modified LPB and SPB vs Classical LPB and SPB
The timing of surgery for hip fractures is crucial for elderly patients. The mortality rate for elderly patients after hip fracture is high, and anesthetic decisions significantly affect the patient's outcome.
- Trial name
- NCT05901415
- Testing
- Combined anterior lumbar plexus and lateral sacral plexus block in a semi-supine position, Combined anterior lumbar plexus and lateral sacral plexus block in a classical position.
- Where
- China
- Volunteers
- 30 people
- Sponsor
- Peking Union Medical College Hospital
Obesity, Morbid
EPO2-A: Evaluation of Pre-Oxygenation in Morbid Obesity: Effect of Position and Positive Pressure Ventilation
The risk of complication associated with airway in obese patient is important. The result of pre-oxygenation gives the clinician a prolonged non-hypoxic apnea time.
- Trial name
- EPO2-A (NCT02590406)
- Testing
- Beach chair (BC) and ZEEP, Reverse Trendelenburg and NIPPV
- Where
- Canada
- Volunteers
- 50 people
- Sponsor
- Laval University
Hypoxia
Effect of Different Positions During Extubation on Incidence of Hypoxemia in the Peri Extubation Period
Pediatric Obstructive Sleep Apnea Syndrome (OSAS) is common, often due to enlarged tonsils/adenoids. Tonsillectomy/adenoidectomy frequently performed under GA with tracheal intubation due to the age of children.
- Trial name
- NCT07231887
- Testing
- positioning during peri-extubation
- Volunteers
- 262 people
- Sponsor
- Assiut University
Spinal Diseases
Observational Clinical Study to Plan, Position and Check Instrument Placement for Spine Surgery Interventions
There is a clear need in spine surgery to place pedicle screws in the right place in the spine with good accuracy to avoid damage to important structures (spinal cord, nerve roots or vertebral arteries).
- Trial name
- NCT03015142
- Testing
- New image-guidance software
- Where
- Sweden
- Volunteers
- 21 people
- Sponsor
- Philips Clinical & Medical Affairs Global
Laparoscopic Surgery
The Impact of Anesthesia and Positioning on Cerebral Blood Flow and Pressure in Patients Undergoing Laparoscopic Surgery
The aim of this observational study was to understand the effect of ReverseTrendelenburg position, Trendelenburg position on intracranial pressure and carotid blood flow in patients undergoing laparoscopic surgery.
- Trial name
- NCT06669689
- Testing
- operating position, pneumoperitoneum
- Where
- China
- Volunteers
- 60 people
- Sponsor
- Xiaguang Duan
Airway Management, Shoulder Surgery
Ventilation Safety in Beach Chair Shoulder Surgery: SafeLM Versus I-gel
This study aims to compare the performance of SafeLM™ video laryngeal mask airway and i-gel® supraglottic airway device in patients undergoing shoulder surgery in the beach chair position under general anesthesia.
- Conditions
- Airway Management, Shoulder Surgery, General Anesthetic, Supraglottic Airway
- Trial name
- SAFE-BCP (NCT07501468)
- Testing
- SafeLM™ video laryngeal mask airway, i-gel® supraglottic airway device
- Where
- Turkey (Türkiye)
- Volunteers
- 80 people
- Sponsor
- Ankara City Hospital Bilkent
Obesity, Pregnancy Related
Combined Spinal Epidural Anesthesia in Obese Patients Undergoing Cesarean Surgery
This study investigated the maternal and fetal effects during performance of CSEA in the left lateral decubitus and sitting positions in obese pregnant women undergoing elective cesarean section.
- Conditions
- Obesity, Pregnancy Related, Cesarean Section Complications, Spinal Anaesthetic Poisoning of Undetermined Intent
- Trial name
- NCT04612998
- Testing
- left lateral decubitus position, sitting position, The use of intravenous ephedrine.
- Where
- Turkey (Türkiye)
- Volunteers
- 100 people, healthy volunteers welcome
- Sponsor
- Ataturk University
Anorectal Surgery Haemodynamic Changes
Haemodynamic Effects During Anorectal Surgery: a Comparison of the Jack -Knife and Lithotomy Position
Background and Goal of Study: Minimal dose of spinal hyperbaric bupivacaine is commonly performed for adult anorectal surgery. This kind of anaesthesia can cause sinus bradycardia and hypotension wich reason is body position…
- Trial name
- NCT02115178
- Testing
- Lithotomy or Prone position
- Where
- Lithuania
- Volunteers
- 155 people
- Sponsor
- Lithuanian University of Health Sciences
Acoustic Neuroma
Evaluating the Pre-Positioning Frame for Robotic Acoustic Neuroma Removal Surgery
Otologic surgery often involves a mastoidectomy to safely access the inner ear. In this procedure, a portion of the mastoid part of the temporal bone is removed.
- Trial name
- PPF (NCT03057678)
- Testing
- Testing of Pre-Positioning Frame
- Where
- United States
- Sponsor
- Vanderbilt University Medical Center