Fig. 3 | Scientific Reports

Fig. 3

From: Nature of antireflux barrier formed by Nissen fundoplication surgery

Fig. 3

“Witzel Valve” created by a small gastrostomy with tunnel built by suturing the stomach wall over the catheter. (A) Pressure reading inside the tunnel and stomach during gastric distension to 5, 7 and 10 mmHg. (B) Visual appearance of “Witzel Valve with HREMZ catheter in place. (C) Gastric and tunnel pressure readings with gastric distension. Tunnel pressures showed a stepwise increase that was significantly higher than gastric pressures.

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