Practical Gastrointestinal Endoscopy

38
CHAPTER 4
WRONG!
RIGHT
Fig. 4.1
• air and water;
• suction; and
• image quality.
Most endoscopists pass endoscopes under direct vision.
Sometimes it may be necessary to insert the endoscope blindly,
or with finger-guidance.
Check again that the patient is positioned easily for swallowing.
The head should not be drooping, the neck slightly flexed, with
the patient facing directly in front. After sedation, many patients
slump into positions in which swallowing anything is a challenge.
Direct vision insertion
This is the best and standard method: