Description

The Avanos MIC-KEY Low-Profile Balloon Gastrostomy Button is a skin-level, balloon-retained G-tube designed to provide long-term gastric access for enteral nutrition, medication delivery, and gastric decompression in pediatric and adult patients. Prescription use only.

Key features (button)

• Low-profile external base with a covered extension-set port to reduce profile at the skin.
• Internal inflatable retention balloon for secure placement.
• Feeding port includes an anti-reflux valve that remains closed when no extension set is attached.
• High-clarity, medical‑grade silicone construction for visibility and flexibility.
• Sterile; ethylene oxide (EtO) sterilized.
• Not made with natural rubber latex; DEHP-free.
• MR Conditional.

Connectors and compatibility

• Accepts MIC-KEY extension sets via the MIC-KEY SECUR-LOK right‑angle patient-end connector.
• Included extension sets provide ENFit connections (ISO 80369-3) on the feeding side for enteral-only use.
• Use only MIC-KEY extension sets with the MIC-KEY button; other brands’ extension sets are not interchangeable.
• Enteral-only connections; do not connect to breathing systems or driving gases.

Included extension sets (typical kit)

• Two ENFit extension sets with SECUR-LOK right‑angle patient-end connectors:
• 12-inch (≈30 cm) Continuous Feed extension set with Y-connector and medication port; integrated tubing clamp.
• 12-inch (≈30 cm) Bolus Feed extension set (ENFit).
• Extension sets are non-sterile; reusable for single‑patient use; not made with natural rubber latex; DEHP-free.

Sizes and fit

• French sizes: 12, 14, 16, 18, 20, 24 Fr.
• Stoma (shaft) lengths (cm): 0.8, 1.0, 1.2, 1.5, 1.7, 2.0, 2.3, 2.5, 2.7, 3.0, 3.5, 4.0, 4.5, 5.0.
• Example validated variant: 16 Fr, 2.0 cm stoma length.

Balloon inflation guidance

• Inflate the retention balloon with sterile or distilled water only.
• 12 Fr: recommended 3 mL; maximum 5 mL.
• 14–24 Fr: recommended 5 mL; maximum 10 mL.

Placement

• May be placed percutaneously under fluoroscopic, laparoscopic, or endoscopic guidance.
• Suitable as a replacement device via an established stoma tract.

Safety and handling

• Single-patient device; do not resterilize; do not use if packaging is compromised.
• Verify French size and stoma length selection before placement and feeding.
• Confirm secure SECUR-LOK engagement and valve patency prior to use.
• This listing is for the gastrostomy (G) button configuration only; gastro‑jejunal device features do not apply.