1
John H Schuster, John F Schlyer: Syringe actuation system. Bradley P Sylvester, December 17, 1996: US05584814 (16 worldwide citation)

A portable and hand held syringe filling device, having a frame that forms a curved channel, and one or more bulkheads fixed to the frame, that grip the barrel and flanges of a hypodermic syringe. A double acting air cylinder is fixed to one of the bulkheads, and is positioned within the frame chann ...


2
SYRINGE ACTUATION SYSTEM. December 27, 2018: US20180372076-A1

An actuator apparatus is provided. The actuator apparatus includes a slidable plunger with a remote end located proximate a reservoir within a vessel having an exit opening, a shape memory alloy (SMA) coil wound around the slidable plunger, and electronic circuitry connected to the SMA coil. Liquid ...