High viscosity solutions, however, pose new challenges both at the technical level—for example, with respect to needle size and the force needed to administer the injection—and at the patient ...

This device can give you injections without having to use a needle. Developed by Portal Instruments ... The injections work by blasting a jet of air that is the size of a human hair meaning ...

Objective—We aimed to establish the ideal injection techniques using 5-mm needles to reliably inject insulin into the subcutaneous fat in both children and adults and to quantify the associated ...