A device for the aseptic extraction and packaging of blood and liquids or fluid humors for clinical analysis (Machine-translation by Google Translate, not legally binding)

摘要

A device characterized by a guide tube made of plastic material or glass, five to six times its diameter with one end open and the other sealed by a metal piece flattened with an axial rod at its somewhat conical center threaded at its base and perforated in its length, to give entry to a thin metal tube of those used for hypodermic needles whose characteristics are described in the second paragraph. (Machine-translation by Google Translate, not legally binding)