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US 2024/0316320 A1Published application
Dilatable biliary drains
AssigneesNorthwestern University, Northwestern Memorial Healthcare
InventorAhsun Riaz
Life of this patent
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Abstract
A biliary drain system includes a drain having a first end and a second end. The drain also includes a lumen that connects the first end to the second end. The system also includes a balloon mounted to the drain and configured to mount within a stricture of a bile duct of a patient. The balloon includes a first end, a second end, and a center portion. A size of the first end of the balloon is greater than a size of the center portion of the balloon.
Claims20
A biliary drain system comprising:
- a drain having a first end and a second end, wherein the drain also includes a lumen that connects the first end to the second end;
- and
- a balloon mounted to the drain and configured to mount within a stricture of a bile duct of a patient, wherein the balloon includes a first end, a second end, and a center portion, and wherein a size of the first end of the balloon is greater than a size of the center portion of the balloon.
A method of forming a biliary drain, the method comprising:
- forming a drain having a first end and a second end, wherein the drain is formed to include a lumen that connects the first end to the second end;
- forming a balloon that has a first end, a second end, and a center portion, wherein the balloon is formed such that a size of the first end of the balloon is greater than a size of the center portion of the balloon;
- and
- mounting the balloon to the drain.
1 more element
Dependencies are inferred from the claim text.