Patent ID: 9662038
Date: 2017-05-30
CPC Classifications: A61B,A61M

Claim:
1. A medical fluid injector for use in an MRI procedure, comprising: an external pneumatic source; a powerhead comprising a substantially non-ferrous and substantially non-magnetic multi-fluid drive, wherein the multi-fluid drive comprises a pneumatic drive section coupled to a liquid control section, wherein the pneumatic drive section is responsive to pressure of a working pneumatic medium to induce movement, the liquid control section comprises a working liquid responsive to the movement to control a rate of the movement, wherein the multi-fluid drive is configured to not interfere with magnetic resonance imaging, wherein the pneumatic drive section comprises a first pneumatic supply, and wherein the liquid control section is located between the pneumatic drive section and a delivery device when the delivery device is installed on the injector; and a docking recharge station, wherein the powerhead is configured to mate with the docking recharge station, wherein the docking recharge station comprises a second pneumatic supply, and wherein the external pneumatic source is connectable with each of the first and second pneumatic supplies.