Testing the Efficacy and Safety of the WEI Nasal Jet

This is only initial thought and suggestions from the inventor Dr. Huafeng Wei. Principal investigator from each medical center interested in testing this new device should design their own clinical trials based on patient population and their own ideas for clinical trials. Just remind you that patient safety is number one and try all efforts to minimize patient risks during your clinical study.

Inclusion criteria

• Patients receiving various types of surgeries under sedation, especially for procedures of colonoscopy, upper gastrointestinal endoscopy, endoscopic retrograde cholangiopancreatography (ERCP) cystoscopy and other brief surgeries you are interested in the study.

Exclusion criteria

• Patients with coagulopathy and tendency of nose bleeding.
• Patients with any diagnosed cardiac diseases (e.g. cardiac failure, angina, MI, cardiac arrhythmia. etc.)
• Patients with any diagnosed pulmonary disease (e.g. asthma, COPD, pulmonary embolism, pulmonary edema etc.)
• Pregnant patients
• Patients with liver failure
• Patients with kidney failure