Clinical trials: Choking
Foramen Ovale, Patent, Decompression Sickness
Decompression Sickness in Divers With or Without Patent Foramen Ovale
The investigators will prospectively estimate incidences of decompression sickness in SCUBA divers with or without patent foramen ovale (PFO).
- Trial name
- DIVER-PFO (NCT02432131)
- Where
- South Korea
- Volunteers
- 100 people, healthy volunteers welcome
- Sponsor
- Sejong General Hospital
Apparent Life Threatening Event, Gastroesophageal Reflux
A Trial of Thickened Feeds to Treat Gastroesophageal Reflux in Children Admitted After Choking Spell
Infants often present to the hospital with episodes of coughing, choking, gagging, change in muscle tone, and/or change in skin color, known as brief resolved unexplained event.
- Conditions
- Apparent Life Threatening Event, Gastroesophageal Reflux, Aspiration
- Trial name
- NCT03130543
- Testing
- Rice cereal, Enfamil AR
- Where
- United States
- Volunteers
- 3 people
- Sponsor
- Boston Children's Hospital
Cataract
Comparison of the Effect of Capsular Bend on the Rotational Stability Between Two Toric Intraocular Lenses
(1) To compare the difference of rotational stability and CBI between AcrySof IQ(SN6AT) and TECNIS(ZCU) after cataract surgery. (2) To evaluate the influence of capsular bending on the rotational stability of these two kinds of…
- Trial name
- NCT06707740
- Where
- China
- Volunteers
- 68 people
- Sponsor
- Wenzhou Medical University
Decompression Sickness, Diving
A Descriptive Analysis of Diving Accidents Treated at the Hyperbaric Chamber of Nice Hospital Between 2014 and 2025
The study aims to describe and analyse the individual parameters of patients treated at the hyperbaric chamber of Nice University Hospital for suspected diving accidents.
- Trial name
- NCT07621354
- Testing
- medical care in a hyperbaric unit
- Volunteers
- 468 people
- Sponsor
- Centre Hospitalier Universitaire de Nice
Airway Obstruction, Choking
LifeVac Survey Study
This observational, non-interventional survey study is intended to explore user experiences with the LifeVac airway clearance device, with a particular emphasis on real-world application in choking emergencies in the USA.
- Trial name
- NCT06659796
- Testing
- LifeVac
- Where
- United States
- Volunteers
- 2,930 people
- Sponsor
- LifeVac, LLC
Choking
Chocking First Aid Management Program for Health Care Support Workers.
To determine the effect of chocking first aid awareness program on knowledge, attitude and practice of health care support workers.
- Trial name
- NCT06996041
- Testing
- Chocking first aid management program
- Where
- Pakistan
- Volunteers
- 35 people, healthy volunteers welcome
- Sponsor
- Riphah International University
Tracheal Intubation
Adequate Bending Angle of a Lightwand
For tracheal intubation with a lightwand, adequate bending angle was not exactly investigated. The purpose of the study is compare three bending angles of lightwands for safe and efficient tracheal intubation.
- Trial name
- NCT03693235
- Testing
- bending angle of a lightwand
- Where
- South Korea
- Volunteers
- 66 people
- Sponsor
- Seoul National University Hospital
Assess Motion in Flexion/Extension and Lateral Bending of the Lumbar Vertebrae in Vivo Following Motion Sparing Surgery Using Radiostereometric Analysis (RSA.)
A Biomechanical Assessment of the AST Stabilimax BAR Using Radiostereometric Analysis (RSA)
Assessment of segmental spine motion has been and continues to be, a difficult clinical problem. Errors of up to 10 degrees for simple measurements of flexion, extension and side bending have been recorded using conventional…
- Trial name
- NCT00634465
- Testing
- RSA Beads
- Where
- United States
- Sponsor
- State University of New York - Upstate Medical University
Atrial Fibrillation (AF), OSA - Obstructive Sleep Apnea
Impact of Atrial Fibrillation Ablation on Sleep Parameters.
Assessment of Sleep Parameters Using Polygraphy in Patients with Paroxysmal Atrial Fibrillation Qualified for Pulmonary Vein Isolation - A Prospective Observational Study: Afib Ablation and Hypopnea Index - The "AAHI" Study…
- Conditions
- Atrial Fibrillation (AF), OSA - Obstructive Sleep Apnea, Pulmonary Vein Isolation
- Trial name
- AAHI (NCT07259200)
- Where
- Poland
- Volunteers
- 100 people
- Sponsor
- Primula Clinics
Decompression Sickness
Rhu-pGSN to Mitigate Proinflammatory Responses to Decompression in Healthy SCUBA Divers
Healthy trained SCUBA divers will be randomized into three groups and exposed to a high-pressure profile in a hyperbaric chamber.
- Trial name
- NCT06216366
- Testing
- Sodium Chloride 0.9% Inj pre-exposure, Sodium Chloride 0.9% Inj post-exposure, Recombinant human plasma gelsolin pre-exposure
- Where
- United States
- Volunteers
- 36 people, healthy volunteers welcome
- Sponsor
- BioAegis Therapeutics Inc.
Decompression Sickness, Endothelial Dysfunction
Exercise and Repetitive Diving
SCUBA diving frequently involves repetitive exposures over multiple days. The goal of this study was to see how exercise impacts microparticles (MPs), endothelial function, and venous gas emboli (VGE) over a series of dives.
- Conditions
- Decompression Sickness, Endothelial Dysfunction, Neutrophil Activation, Venous Gas Emboli
- Trial name
- NCT02118207
- Testing
- Aerobic running exercise
- Where
- 2 sites in United States, Croatia
- Volunteers
- 16 people, healthy volunteers welcome
- Sponsor
- University of Split
Foreign Body Airway Obstruction
Prospective Evaluation of Foreign Body Airway Obstruction Interventions Among Infants
Foreign body airway obstruction (FBAO, choking) is a life-threatening emergency requiring time-sensitive treatment to prevent severe injury or deaths.
- Trial name
- NCT07348848
- Testing
- Chest compressions/thrusts, Back blows, Abdominal Thrusts
- Where
- Canada
- Volunteers
- 39 people
- Sponsor
- University of Calgary
Decompression Sickness
Impact of Hyperoxia and Involvement of the Immune System in Diving Accident
The impact of oxygen therapy in many pathologies has been subject of recent work, arguing both favourable and harmful effects. Consequently, one can wonder about the influence of hyperoxic gas mixture during diving on the genesis…
- Trial name
- OXYDIVE (NCT04791488)
- Testing
- Hyperbaric oxygen therapy, Diving simulation
- Where
- France
- Volunteers
- 265 people, healthy volunteers welcome
- Sponsor
- Direction Centrale du Service de Santé des Armées
Recompression Treatment After Decompression Sickness
Delayed Recompression for Decompression Sickness
Decompression sickness syndrome (DCS) is caused by microbubbles forming in blood vessels or tissues during a reduction in environmental pressure (decompression).
- Trial name
- NCT02243345
- Where
- Israel
- Volunteers
- 204 people
- Sponsor
- Assaf-Harofeh Medical Center
Anesthesia Intubation Complications
Comparison of Different Bending Mode for Double-lumen Endotracheal Tube Intubation
The purpose of this study is to comparing the effects of different double-lumen endotracheal tube's bending type in tracheal intubation.
- Trial name
- NCT01605591
- Testing
- the DLT bending to the right, the DLT bending to the left
- Where
- Taiwan
- Volunteers
- 66 people, healthy volunteers welcome
- Sponsor
- Kaohsiung Medical University Chung-Ho Memorial Hospital
Foreign Body Airway Obstruction
Prospective Evaluation of Foreign Body Airway Obstruction Interventions Among Adults and Children
Foreign body airway obstruction (FBAO, choking) is a life-threatening emergency requiring time-sensitive treatment to prevent severe injury or deaths.
- Trial name
- NCT07365137
- Testing
- Abdominal thrust, Back blows, Chest compressions/thrusts
- Where
- Canada
- Volunteers
- 91 people
- Sponsor
- University of Calgary
Nursing Home Residents
Feasibility of Risk Sign Displays to Prevent Falls, Dehydration and Pulmonary Aspiration in Nursing Homes
BACKGROUND: Prior research has shown a relationship between dehydration, falls and pulmonary aspiration among older adults in nursing and health care facilities, which contributes to its loss of independence and quality-of-life.
- Trial name
- NCT03123601
- Testing
- Risk sign displays
- Where
- Portugal
- Volunteers
- 20 people
- Sponsor
- Campus Neurológico Sénior
Intubation;Difficult
Comparison of Two Bending Angles for Nasotracheal Intubation With a Malleable Vedio Stylet
Video intubating stylet can be safely and effectively used for nasotracheal intubation, but the optimal bending angle is still unknown.
- Trial name
- NCT04459481
- Testing
- bending angle
- Where
- China
- Volunteers
- 98 people, healthy volunteers welcome
- Sponsor
- Chinese Academy of Medical Sciences
Choking, Airway Obstruction
Evaluation of Foreign Body Airway Obstruction Interventions Through Simulation
WHY IS THIS STUDY BEING DONE? Little is known about the best treatment for choking. New airway clearance devices like LifeVac© and Dechoker© are being sold to help a choking person.
- Trial name
- NCT06227234
- Testing
- Dechoker, LifeVac, Abdominal Thrusts
- Where
- Canada
- Volunteers
- 132 people, healthy volunteers welcome
- Sponsor
- University of Calgary
Orbital Fractures, Unilateral
Comparing Pre-adaptation of In-stock Mesh Over In-house 3D Patient Specific Model to Reconstruct Unilateral Primary Orbital Fracture With and Without Intraoperative Navigation vs Conventional Intraoperative Free-hand Mesh Bending
The investigators study the accuracy of repairing unilateral primary orbital fractures using a new technique, using 3D printed patient specific model to preoperative adapting of the readily available in sock titanium mesh, the…
- Conditions
- Orbital Fractures, Unilateral, Recent
- Trial name
- NCT07882121
- Testing
- 3D printed patient specific model, Conventional, Brainlab navigation system
- Where
- 2 sites in Egypt
- Volunteers
- 30 people
- Sponsor
- Ain Shams University