The VENTOR Clinical Study

Inclusion criteria

• Adults aged 18-75 years, inclusive
• IHCA (non-traumatic)
• At least 4 feet in height

Exclusion criteria

• Intubated with an endotracheal tube (ET)
• Valid do-not-attempt-resuscitation (DNAR) or study opt-out bracelet (including previous enrollment bracelet)
• LAR or Family member objects to enrollment
• Obvious signs of irreversible death (rigor mortis, dependent lividity, decapitation, transection, decomposition)
• Responsive with an intact gag reflex
• Blunt, penetrating, or burn-related injury, drowning, or electrocution
• Known upper airway foreign body or mass
• Lower airway obstruction
• Dental gap of < 2 cm
• Ingested caustic substances
• Medicine Admitting Note's medical history is incomplete or has only been completed by an emergency physician.
• Known esophageal disease or facial/perforating neck trauma defined as study candidates with the following medical history:

• Diseases: (Esophageal Varices, Esophageal Cancer, Esophageal Strictures)
• Any patient on the following medications will be excluded: (Oxaliplatin, Leucovorin, Fluorouracil)
• Any patient with the following examination findings will be excluded: (Caput medusae, History or evidence of vomiting blood)
• Known vulnerable subject other Inclusion #3, such as known (e.g.: prisoner, pregnancy, terminal illness, dementia)
• History of medical, surgical or other conditions that, in the opinion of the investigator, would limit study participation