Clinical trials: Decompression Sickness
Decompression Sickness
NASA Exercise Prebreathe Study
This study evaluates oxygen prebreathe protocols and exercise conditions to reduce risk of decompression sickness during simulated extravehicular activity.
- Trial name
- NCT07702539
- Testing
- Oxygen Prebreathe and Hypobaric Exposure
- Where
- United States
- Volunteers
- 30 people, healthy volunteers welcome
- Sponsor
- Duke University
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, Barotrauma
Health, Fitness, and Safety Knowledge as Determinants of Adverse Events in Recreational Divers in Poland
This cross-sectional online survey study assesses health status, physical fitness, and safety knowledge as potential determinants of diving-related adverse events among recreational divers in Poland.
- Conditions
- Decompression Sickness, Barotrauma, Recreational Diving
- Trial name
- DIVE-PL (NCT07855861)
- Testing
- Anonymous online questionnaire
- Where
- 2 sites in Poland
- Volunteers
- 384 people, healthy volunteers welcome
- Sponsor
- Medical University of Bialystok
Decompression Sickness
NASA Prebreathe Study
This study will validate the experimental method and chamber facility at the Duke Center for Hyperbaric Medicine \& Environmental Physiology and test team capabilities to support NASA decompression sickness (DCS) studies.
- Trial name
- NASA Prebreath (NCT06740305)
- Testing
- Altitude, 100% Oxygen
- Where
- United States
- Volunteers
- 19 people, healthy volunteers welcome
- Sponsor
- Duke University
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
Hyperbaric, Diving Medicine
Reduction of Venous Emboli Load After Breathing Normobaric Oxygen Compared to Air
Primary objective: Assessment of venous gas emboli load post diving when breathing normobaric oxygen compared to air. Secondary objective: Assessment of fluid markers of central nervous system injury in blood post diving…
- Conditions
- Hyperbaric, Diving Medicine, Decompression Sickness, Central Nervous Injury
- Trial name
- NCT02468752
- Testing
- Oxygen, Air
- Where
- 2 sites in Sweden
- Volunteers
- 48 people, healthy volunteers welcome
- Sponsor
- Göteborg University
Decompression Sickness, Acute Mountain Sickness
Decompression Tables for Diving at Altitude
The aims of this proposal are to test current USN procedures for adjusting decompression procedures during air diving at 8,000 and 10,000 ft altitude and to provide a decompression algorithm for no-stop dives to 100 feet of sea…
- Trial name
- NCT03390335
- Testing
- Pressure, Breathing Gas
- Where
- United States
- Volunteers
- 103 people, healthy volunteers welcome
- Sponsor
- Duke University
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
Diving Medicine, Inflammation
Inflammatory and Cerebrospinal Biochemical Markers in Blood After Trimix Diving
Research hypothesis Diving to depths up to 90msw with an oxygen partial pressure of 130kPa in the breathing gas will affect the central nervous system.
- Conditions
- Diving Medicine, Inflammation, Central Nervous System Injury
- Trial name
- TriMix17-18 (NCT03190252)
- Testing
- Exposure to oxygen partial pressure of 130 kPa, Exposure to ambient pressure of maximum 11 ATA
- Where
- Sweden
- Volunteers
- 10 people, healthy volunteers welcome
- Sponsor
- Sahlgrenska University Hospital
Decompression Sickness
Decreases in Diffusing Lung Capacity for Carbon Monoxide (DLCO) in Occupational Divers and Their Impact on Decompression Sickness Risks
Diving disorders and particularly Decompression sickness (DCS) represent a major concern in recreational and occupational pressure-related activities.
- Trial name
- DACODEC (NCT02736006)
- Testing
- 20 meters air dive
- Where
- France
- Volunteers
- 16 people, healthy volunteers welcome
- Sponsor
- University Hospital, Brest
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
Decompression Sickness, SCUBA Diving
High Intensity Cycling Before SCUBA Diving Reduces Post-decompression Microparticle Production and Neutrophil Activation
The purpose of this study is to determine the impact of high intensity,anaerobic exercise, in the form of cycling, on SCUBA diving.
- Trial name
- NCT02064361
- Testing
- High intensity exercise
- Where
- 2 sites in United States, Croatia
- Volunteers
- 10 people, healthy volunteers welcome
- Sponsor
- University of Split