Patent ID: 8317800

Claim:
An injectable material delivery device, comprising: a barrel having an internal chamber; a plunger at least partially disposed within the internal chamber of the barrel; a collapsible mixing blade within the internal chamber, the collapsible mixing blade comprising: a base having a top and a bottom; a plate having a top and a bottom, with the bottom of the plate connected to the top of the base; and a collapsible mixing arm with a first end extending from the top of the plat; a drive assembly integrated with a distal end of the barrel, the drive assembly comprises: a motor; an output shaft extending from the motor; an output gear connected to the output shaft; a mixing blade drive gear meshed with the output gear; and a mixing blade drive hub connected to the mixing blade drive gear, wherein the mixing blade drive hub is coupled to the collapsible mixing blade; a needle hilt integrally formed with the mixing blade drive hub; and a valve extending from the needle hilt and configured for attachment with a material delivery tube, wherein the drive assembly is configured to rotate the collapsible mixing blade within the barrel.