Needle for medical use, particularly for lumbar puncture and epidural.

摘要

NEEDLE ESPECIALLY FOR MEDICAL USE AND EPIDURAL Lumbar Puncture. Three parts, a first or connection (2) FOR THE UNION OF NEEDLE (1), a second part CENTRAL OR BODY (3) and a third EXTREME OR PUNTA (4) to allow penetration and is characterized by FACT THAT THE BODY (3) NEEDLE (1) comprises a zone (3A) ROUGH IN WHICH A drag through tissue measured in units of force is between + 70% and -70% VALUE MAXIMUM RESISTANCE TO PROGRESS OF NEEDLE POINT ACROSS THE TISSUE measured in the same units of force. AVOIDED THE DRILLING OF ACCIDENTAL MOTHER dura membrane (7).