Biliary drains
Leung
A sterile, flexible tube intended to be introduced endoscopically for the temporary drainage of the biliary and/or pancreatic duct. It is intended to navigate to the biliary and/or pancreatic tract via the sphincter of Oddi, and terminate proximally via the nasal passage; devices associated with catheter introduction/connection (excluding the endoscope) may be included (e.g., nasal transfer tube, drainage connecting tube, guidewire), however it does not include any fluid collection bags/containers. This is a single-use device.
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Where to buy Leung
Contact Cook Ireland Ltd directly; they can quote, ship, or point you to the distributor for your country.
From cookmedical.eu, checked October 2026.
No reply, or outside their markets? Send us a request and we route it to a rep or distributor for your country.
Leung models and sizes
From the FDA Global Unique Device Identification Database. Confirm with the manufacturer's instructions for use.
| Model / catalog no. | Size | MRI | Status |
|---|---|---|---|
| G21481 | — | Not stated | Available |
| G21520 | — | MR Safe | Available |
| G21523 | — | MR Safe | Available |
| G22148 | — | Not stated | Available |
Procedures that use biliary drains
Frequently asked questions
What is Leung used for?
A sterile, flexible tube intended to be introduced endoscopically for the temporary drainage of the biliary and/or pancreatic duct. It is intended to navigate to the biliary and/or pancreatic tract via the sphincter of Oddi, and terminate proximally via the nasal passage; devices associated with catheter introduction/connection (excluding the endoscope) may be included (e.g., nasal transfer tube, drainage connecting tube, guidewire), however it does not include any fluid collection bags/containers. This is a single-use device.
Who makes Leung?
Leung is made by Cook Ireland Ltd. It is listed under biliary drainage catheters in our device library.
What sizes does Leung come in?
The FDA device database does not list sizes for Leung. Check the instructions for use or ask a Cook Ireland Ltd representative.
Is Leung MRI safe?
The FDA device database lists Leung as MR Safe. Always follow the specific MRI conditions in the labeling.
Is Leung FDA cleared?
Leung is registered in the FDA's Global Unique Device Identification Database (GUDID).
How do I contact a Cook Ireland Ltd sales representative?
Cook Ireland Ltd has not listed representatives on LA Vascular yet. Visit the Cook Ireland Ltd company page for contact details.
Models, sizes and MRI status come from the FDA Global Unique Device Identification Database (GUDID); descriptions marked "provided by the manufacturer" are reviewed before publishing. Not an endorsement; follow the manufacturer's instructions for use.