it is likely to be an arthropod appendage

but there is obvious articulation >> for me it is may be a larva of Psychoda albipennis or T. albipunctatus causing urinary myiasis

Article Case report: A rare case of urinary myiasis induced by the f...

Article Case Report of Human Urinary Myiasis Caused by Clogmia albip...

This is not a treamtode, neither egg nor miracidium nor cercaria nor adult..

for me >>it is hard to tell >> you need further sampling and careful fresh urine analysis and investigation

I am not clear about the question, is it from human urine or...

It looks like arthropod, however, it can be non-parasitic artifacts.

morphological structure does not look like helminthes. Hope to upload further more detail.

What is the type of stain and magnification power used to illustrate the object in the picture?