| http://www.w3.org/ns/prov#value | - A catheter assembly according to claim 1, wherein: a length of at least a portion of the lumen defines a travel length; the locking mechanism comprises at least one longitudinal groove provided along a wall of the lumen; and the catheter comprises a locking member including at least one longitudinal key having a length at least as long as the travel length of the lumen. 8.
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