Although I usually don't need to ask for a poll for regular texts, these technical terms are a real pain to the ass to search in the online dictionaries.
German uses a lot of these words put together, this translation request is saved by "mit Gewinde", that does that it isn't a single word and does not enter the category of the translations requests we use to reject with the "cucumis is not a dictionary" matter.
But before this translation can be validated, you'll have to find here a translator who's specialized in the German technical terms, and till now I didn't see any here...
Eine Stufenschraube mit Gewinde wird bei chirurgischen Operationen verwendet. Zur Befästigung von Platten, Nageln, Externe Fixateur.
Dies kann natürlich in verschiedenen Körperbereiche sein. CranioMaxioFacial, Wirbelsäule, Trauma...