Clinical trials: Surgical Positioning
Intraabdominal Hypertension, Prone Postion
Changes of Intra Abdominal Pressure During Surgeries in Prone Position as a Marker of Renal Damage
Background: Patients undergoing surgical operations in prone position do not have a measure of intra abdominal pressure as a standard procedure.
- Conditions
- Intraabdominal Hypertension, Prone Postion, Spine Surgery
- Trial name
- NCT05626868
- Testing
- Intra abdominal pressure measurement
- Where
- Poland
- Volunteers
- 24 people
- Sponsor
- Medical University of Warsaw
Lung Cancer, Pneumothorax
Effect of the Minimum Bronchial Cuff Volume of Left-sided Double-lumen Endotracheal Tube for One-lung Ventilation on the Change of the Bronchial Cuff Pressure During Lateral Positioning in Thoracic Surgery
Over-inflation of the bronchial cuff of the double-lumen tube (DLT) can cause damage to the airway mucosa and misplacement of the tube, and under-inflation may cause incomplete collapse of the non-ventilated lung and incomplete…
- Trial name
- NCT05222568
- Testing
- Lateral positioning, Cuff pressure measurement
- Where
- South Korea
- Volunteers
- 70 people
- Sponsor
- Kyungpook National University Chilgok Hospital
Hemodynamics Instability
Cardiac Output and Other Hemodynamic Changes With Prone Position in Cervical Myelopathy Patients Undergoing Surgery
Positioning a patient in prone position under anaesthesia significantly alters cardiovascular physiology. Cervical myelopathy patients are known to have autonomic dysfunction.
- Trial name
- NCT03027817
- Testing
- Prone Positioning
- Volunteers
- 30 people
- Sponsor
- Dhritiman Chakrabarti
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
Rupture of Anterior Cruciate Ligament, Complete Tear, Knee, Anterior Cruciate Ligament
Comparison of Dynamic Knee Stability and Functional Outcomes in Anatomical ACL Reconstruction at AM or Central Position
This is a prospective, randomized and double-blind clinical trial about anatomical single-bundle anterior cruciate ligament (ACL) reconstruction.
- Trial name
- NCT02074917
- Testing
- Anatomical ACL reconstruction
- Where
- Brazil
- Volunteers
- 40 people
- Sponsor
- University of Sao Paulo
Cataract Surgeries
Comparison of the Concordance Between Digital Marking and Manual Marking for Toric Intraocular Lens Positioning
This cross-sectional comparative study evaluated patients from a single cataract center. In each eye, manual horizontal meridian axis line was marked on the cornea using the manual peripheral corneal marking technique (Horizontal…
- Trial name
- NCT07710963
- Testing
- Verion Digital Marking
- Volunteers
- 100 people
- Sponsor
- Thammasat University
Dentofacial Deformities, Dentofacial Anomalies [Including Malocclusion] and Other Disorders of Jaw (M26-M27)
Effect of Proximal Segment Positioning on Postoperative Condylar Remodeling in Bimaxillary Orthognathic Surgery
Bimaxillary orthognathic surgery is a surgical procedure that involves simultaneous corrections to both the maxilla (upper jaw) and mandible (lower jaw).
- Trial name
- NCT06897787
- Testing
- manuel positioning group, mandibular basis osteotomy
- Where
- Turkey (Türkiye)
- Volunteers
- 40 people, healthy volunteers welcome
- Sponsor
- Bezmialem Vakif University
Hypotension
Sequential Compression Device (SCD) for Stabilizing Hemodynamics in the Beach Chair Position
This study is a 3-legged randomized study examining whether during shoulder surgery performed in the beach chair position active compressions of the lower leg with a sequential compression device (SCD) have a superior effect on…
- Trial name
- NCT01680393
- Testing
- Sequential compression device, TED stockings
- Where
- Denmark
- Volunteers
- 60 people
- Sponsor
- Bispebjerg Hospital
Constipation, Postoperative Care
Effectiveness of Squatting Position on Constipation Severity and Defecation Problems
One of the most common nursing care problems after surgery is defecation problems and the risk of constipation. The aim of the study was to determine the effectiveness of the squatting position with footstool on the constipation…
- Conditions
- Constipation, Postoperative Care, Nursing Care
- Trial name
- NCT05287789
- Testing
- Squatting position by footstool
- Where
- Turkey (Türkiye)
- Volunteers
- 102 people
- Sponsor
- Meltem Kaya
Lower Limb Surgery
Comparison of Two Position for Ultrasound Guided Lumbar Plexus and Sciatic Nerve Block
In the present study, the investigators will test the effect of two position on posterior lumbar plexus and subgluteal or sub-greater trochanter sciatic nerve block.
- Trial name
- NCT00988234
- Testing
- SGPP, SGTPP, SGLP
- Where
- China
- Volunteers
- 200 people
- Sponsor
- Huazhong University of Science and Technology
Thoracic Anesthesia, Lung Ultrasound
Auscultation, Lus, Fob In Olv (ALFIO)
The study will be to demonstrate that, in patients undergoing elective thoracic surgery, lung ultrasound (LUS) in OR is more sensitive, specific and accurate method than thoracic auscultation, for the evaluation of OLV.
- Conditions
- Thoracic Anesthesia, Lung Ultrasound, Left Double-lumen Tube, Selective Bronchial Intubation
- Trial name
- ALFIO (NCT03912311)
- Where
- Italy
- Volunteers
- 160 people
- Sponsor
- University of Parma
Elective Surgery, General Anesthesia
Comparison of Tracheal Intubation in Ramp vs Sniffing Position Using Customized vs Fixed Pillow
The goal of this clinical trial is to find out whether the ramp position or sniffing position is better for endo tracheal intubation which provides better hemodynamic stability and short intubation time and good laryngoscopic…
- Trial name
- NCT07506655
- Testing
- Group A - Fixed Pillow, Group B - Customized Pillow
- Where
- Pakistan
- Volunteers
- 2 people, healthy volunteers welcome
- Sponsor
- Shaheed Mohtarma Benazir Bhutto Institue of Trauma
Thoracic Surgery, Video Assisted, Postoperative Pain
Effect of Patient Position on Erector Spinae Plane Block in Thoracic Surgery
The erector spinae plane (ESP) block is a widely used regional anesthesia technique for postoperative analgesia in thoracic surgery.
- Trial name
- NCT07387484
- Testing
- Erector Spinae (ESP) Block with Bupivacaine (Marcaine®) sitting position, Erector Spinae (ESP) Block with Bupivacaine (Marcaine®) lateral position
- Volunteers
- 90 people
- Sponsor
- Dr Abdurrahman Yurtaslan Ankara Oncology Training and Research Hospital
Healthy People
Reliability and Validity of the Evaluation of Hip Abductors Strength (RAVEHABDS)
The aim is to evaluate the intra- and inter-tester reliability, construct validity and feasibility of a new functional measurement procedure in a closed chain position on one leg.
- Trial name
- RAVEHABDS (NCT05140577)
- Testing
- Maximal voluntary isometric strengthening
- Where
- Switzerland
- Volunteers
- 72 people, healthy volunteers welcome
- Sponsor
- HES-SO Valais-Wallis
Optic Nerve Cup, Intracranial Pressure Increase
Effect of Lithotomy Position on Optic Nerve Sheath Diameter
In this study, the effect of increased venous return and increased intra-abdominal pressure on intracranial pressure in the lithotomy position was evaluated.
- Trial name
- NCT06464419
- Testing
- ultrasound
- Where
- Turkey (Türkiye)
- Volunteers
- 52 people, healthy volunteers welcome
- Sponsor
- Başakşehir Çam & Sakura City Hospital
Disorder of Shoulder, Anesthesia
Effect of Phenylephrine During Shoulder Arthroscopic Surgery
The purpose of this study is to determine whether phenylephrine infusion are effective in the prevention of hypotension after changing position to beach chair position during general anesthesia for shoulder arthroscopic surgery.
- Trial name
- NCT02585570
- Testing
- Phenylephrine
- Where
- South Korea
- Volunteers
- 66 people
- Sponsor
- Inje University
Hemodynamic Changes, Surgical Positioning
Surgical Position and Hemodynamics in PCNL
This prospective study aims to evaluate the hemodynamic effects of different surgical positions-supine, lithotomy, and prone-in patients undergoing percutaneous nephrolithotomy (PCNL).
- Conditions
- Hemodynamic Changes, Surgical Positioning, Percutaneous Nephrolithotomy (PCNL)
- Trial name
- NCT07109232
- Testing
- Position the patient
- Where
- Turkey (Türkiye)
- Volunteers
- 40 people
- Sponsor
- Ataturk University
Intraocular Pressure
IOP Changes With Different Anesthetic Agents During Laparoscopic Colorectal Surgery
This study is aimed to evaluate how intraocular pressure (IOP) is changed depending on surgical position (Trendelenburg versus reverse Trendelenburg) in the same patient and to compare the effects of different anesthetics on IOP…
- Trial name
- NCT03016234
- Testing
- Desflurane, Propofol
- Where
- South Korea
- Volunteers
- 50 people
- Sponsor
- Saint Vincent's Hospital, Korea
Anesthesia, Anorectal Surgery
Spinal Anesthesia Versus General Anesthesia Using Laryngeal Mask Airway for Anorectal Surgeries in Prone Position
Anorectal surgeries are of the commonest elective surgeries that are performed worldwide under different types of anaesthesia. The aim of this prospective interventional study was to compare the use of general anaesthesia (GA)…
- Trial name
- NCT04214977
- Testing
- Spinal Anesthesia for Anorectal Surgeries in Prone Position, General Anesthesia Using Laryngeal Mask Airway for Anorectal Surgeries in Prone Position
- Where
- Jordan
- Volunteers
- 66 people, healthy volunteers welcome
- Sponsor
- University of Jordan
Ventral Hernia Repair
ORION Study: Mesh Position and Risk During Subsequent Minimally Invasive Abdominal Surgery
Ventral hernia repair is one of the most commonly performed abdominal surgical procedures worldwide, increasingly carried out using minimally invasive techniques.
- Trial name
- ORION (NCT07384962)
- Where
- Italy
- Volunteers
- 790 people
- Sponsor
- Istituto Auxologico Italiano