CPAP/PSV Preoxygenation in Obese Patients

Karolinska Institute

Status: Completed

Conditions: Anaesthesia; Obesity

Treatments: Procedure: CPAP 5 cm H2O + PSV 5 cm H2O

Study type: Interventional

Funder types: Other

Identifiers

NCT01780571

KIDS CPAP

Details and patient eligibility

About

The purpose of this study is to determine whether continuouse positive airway pressure (CPAP), during induction of anaesthesia in morbidly obese patients, result in higher levels of oxygen in the blood.

Enrollment: 44 patients

Sex: All

Ages: 18 to 60 years old

Volunteers: Accepts Healthy Volunteers

Inclusion criteria

• body mass index (BMI) > 35 kg/m2
• scheduled to undergo elective gastric bypass surgery
• age ≥ 18 years
• ASA Physical Status Classification II-III

Exclusion criteria

• significant cardiopulmonary disease
• previous abdominal or thoracic surgery
• inability to comprehend the protocol.

Trial design

Primary purpose: Prevention

Allocation: Randomized

Interventional model: Parallel Assignment

Masking: Single Blind

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44 participants in 2 patient groups

Control group

No Intervention group

Description:

Neutral pressure breathing after 2 min preoxygenation

Active group

Active Comparator group

Description:

CPAP 5cm H2O + PSV 5cm H2O breathing after 2 min preoxygenation

Treatment:

Procedure: CPAP 5 cm H2O + PSV 5 cm H2O