RT Book, Section A1 Boggust, Brett A1 Boggust, Andy A2 Tintinalli, Judith E. A2 Ma, O. John A2 Yealy, Donald M. A2 Meckler, Garth D. A2 Stapczynski, J. Stephan A2 Cline, David M. A2 Thomas, Stephen H. SR Print(0) ID 1166525757 T1 Prehospital Equipment T2 Tintinalli's Emergency Medicine: A Comprehensive Study Guide, 9e YR 2020 FD 2020 PB McGraw-Hill Education PP New York, NY SN 9781260019933 LK accessmedicine.mhmedical.com/content.aspx?aid=1166525757 RD 2024/04/19 AB To a large extent, early EMS equipment began as hospital equipment that was extrapolated to the field; it was assumed that if something worked in the hospital, then it would work in the field. It soon became apparent that hospital equipment did not always perform under the more rigorous conditions of the prehospital environment. Over the past 30 years, equipment has evolved specifically for EMS that is better adapted to field use in terms of size, weight, and durability. This equipment is directed at resuscitating and sustaining the patient during emergency or interfacility transport. As the science of EMS continues to mature, more equipment will be scrutinized for effectiveness.1 The four basic questions regarding efficacy of EMS equipment are: