Positioning and Ultrasound Examination of the Gastric Antrum

Hôpital Edouard Herriot

Status: Completed

Conditions: Gastric Ultrasound

Treatments: Behavioral: 6 hours fasting and free oral intake of water

Study type: Interventional

Funder types: Other

Identifiers

NCT03205774

L16-190

Details and patient eligibility

About

The aim of this prospective study was to assess the effect of patient positioning on the ultrasound assessment of gastric contents.

Enrollment: 25 patients

Sex: All

Ages: 18+ years old

Volunteers: Accepts Healthy Volunteers

Inclusion criteria

• ASA 1 and 2 volunteers

Exclusion criteria

• Diabetes mellitus
• previous gastrointestinal surgery
• Medication affecting gastric motility
• digestive diseases, gastroparesis
• Pregnancy

Trial design

Primary purpose: Diagnostic

Allocation: Randomized

Interventional model: Parallel Assignment

Masking: Single Blind

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25 participants in 4 patient groups

Supine position

Sham Comparator group

Description:

patient in supine position, lying on the back, turned in the right lateral decubitus and turned in the left lateral decubitus in a randomized way, after prolonged fasting and 10 min after free oral intake of water

Treatment:

Behavioral: 6 hours fasting and free oral intake of water

30° semirecumbent position

Sham Comparator group

Description:

patient in semirecumbent position (head of the bed elevated to 30°), lying on the back, turned in the right lateral decubitus and turned in the left lateral decubitus in a randomized way, after prolonged fasting and 10 min after free oral intake of water

Treatment:

Behavioral: 6 hours fasting and free oral intake of water

45° semirecumbent position

Sham Comparator group

Description:

patient in semirecumbent position (head of the bed elevated to 45°), lying on the back, turned in the right lateral decubitus and turned in the left lateral decubitus in a randomized way, after prolonged fasting and 10 min after free oral intake of water

Treatment:

Behavioral: 6 hours fasting and free oral intake of water

90° semirecumbent position

Sham Comparator group

Description:

patient in semirecumbent position (head of the bed elevated to 90°), lying on the back, after prolonged fasting and 10 min after free oral intake of water

Treatment:

Behavioral: 6 hours fasting and free oral intake of water