Patent ID: 11904137
Assignee: NXSTAGE MEDICAL, INC.
Field: Medical technology (Instruments)
Classification: CPC A | IPC A

Claim 3:
4. The method of claim 1, wherein the molded part is:
a hollow cylindrical member with oppositely disposed longitudinal slots defining an open end and a closed hinge end, the open end having tapered entries flowing seamlessly into a respective one of the slots;
each slot having three parts, each with a respective axis, a first part being a major fraction thereof, leading from the respective tapered entry to a second part and then a third part;
the first part having constant width or a tapering width that increases in the direction from the tapered entries to the second part;
the second part being wider than the first part;
the first and second part axes being parallel and non-collinear;
the third part axis forming an obtuse angle with the first and second part axes;
the second part being defined, in part, by a resilient latch member having a portion crossing the third part axis such that it provides a movable barrier to the third part.