A Trial of Bedside Placement of Nasal Jejunal Tube Confirmed by Ultrasound Compared to Placement by Endoscope in Patients With SAP
Conditions
- Bedside Placement of Nasal Jejunal Tube
Interventions
- PROCEDURE: placing nasal jejunal tube with ultrasound
- PROCEDURE: placing nasal jejunal tube endoscopically
Sponsor
Li Gang