Four Methods of Pre-oxygenation

Hennepin Healthcare

Status: Completed

Conditions: Respiratory Failure

Treatments: Device: Preoxygenation

Study type: Interventional

Funder types: Other

Identifiers

NCT02708862

Preox

Details and patient eligibility

About

Four methods of preoxygenation will be compared in healthy volunteers

Full description

After informed consent, each volunteer will undergo the following techniques:

Simple mask at "flush" flow (40-60 L/min) Non-rebreather mask at 15 L/min Non-rebreather mask at 60 L/min Bag valve mask with one way exhalation valve at 15 L/min

After 3 minutes, the exhaled oxygen will be measured with an oxygen sensor

Enrollment: 26 patients

Sex: All

Ages: 18+ years old

Volunteers: Accepts Healthy Volunteers

Inclusion criteria

• Over 18 years old

Exclusion criteria

• Any active respiratory pathology (asthma, chronic obstructive pulmonary disease, other lung disease, smoking history more than 5 years)
• pregnant

Trial design

Primary purpose: Treatment

Allocation: Non-Randomized

Interventional model: Crossover Assignment

Masking: None (Open label)

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26 participants in 1 patient group

Preoxygenation

Experimental group

Description:

All participants were enrolled in a single arm in which they underwent 4 interventions in series: 1) Simple mask at 60 L/min for 3 minutes 2) Non-rebreather at 15 L/min for 3 min 3) Non-rebreather at 60 L/min for 3 minutes 4) Bag valve mask at 15 L/min for 3 minutes

Treatment:

Device: Preoxygenation