US Patent 11324928 Needle assembly

A needle assembly for percutaneously infusing fluids to a body and/or withdrawing fluids from a body is provided. The needle assembly comprises a polymeric body having a passageway in a proximodistal direction. A wing assembly is secured to the body, and the wing assembly including first and second wings extending laterally in opposite directions from said body. A hollow needle is arranged in said passageway, such that it extends distally from said body, wherein said needle is press fitted or interference fitted in said passageway.