Check out this video on using the push-pull method for rapid administration of IV fluids. It is a much more efficient method than using prefilled syringes alone, and can allow for rates of administration much faster than traditional pumps.
Push-pull method for rapid IV fluid administration
About the Author: Brad Sobolewski, MD, MEd
Brad Sobolewski, MD, MEd is a Professor of Pediatric Emergency Medicine and an Associate Director for the Pediatric Residency Training Program at Cincinnati Children's Hospital Medical Center. He is on Twitter/X @PEMTweets, on Instagram @BradSobolewski, authors the Pediatric Emergency Medicine site PEMBlog and is the host and creator of PEM Currents: The Pediatric Emergency Medicine Podcast. All views are strictly my own and not official medical advice.