Patent ID: 8893749

Claim:
A flexible conduit for insertion into a body lumen, comprising: a plurality of elements, each of the elements including a lumen, wherein the plurality of elements are configured to be coupled, and the lumens of the plurality of elements are aligned to define a conduit lumen when the plurality of elements are coupled, the plurality of elements including: a first element including a male portion having a first plurality of bendable tabs, a second element including a female portion, wherein the female portion is configured to receive the first plurality of bendable tabs to form a joint, a first projection extending from one of the first element and the second element, and a first receptacle formed on the other of the first element and the second element, wherein the first receptacle is configured to receive the first projection, and a second projection extending from one of the first element and the second element, and a second receptacle formed on the other of the first element and the second element, wherein the second receptacle is configured to receive the second projection, and the second receptacle receives the second projection as the first receptacle receives the first projection, to restrict relative rotation between the first element and the second element.