Bard Nasogastric Sump Tube with PREVENT® Anti-Reflux Filter 18Fr, 48" L, PVC, Dual-lumen, Sterile, Single-Use, Without Stylet This dual-lumen tube is designed to suction fluid and air from stomach without damaging the gastric mucosa. The PREVENT® Anti-reflux filter provides 2-way passage of air in a closed NG tube system. Allows clinicians to see contained gastric secretions in the vent lumen and alerts clinicians to take appropriate action.

• 2-way anti-reflux filter allows stomach decompression.
• The PREVENT® Anti-reflux filter allows clinicians to see contained gastric secretions in the vent lumen and alerts the clinician to take appropriate action.
• Permanent markers 18", 22", 26" and 30" from distal tip.
• With the PREVENT® anti-reflux filter, gases can escape and ambient air can enter for proper sumping.
• X-Ray opaque stripe.