Impact Instrumentation, is a medical device developer manufacturing respiratory care products and measuring instrumentation: Portable ventilators, aspirators and pumps. Impact had been designing and manufacturing portable and automatic emergency ventilators, portable and onboard aspirators, custom mounting systems, and specialized testing systems for over 35 years. Products include the Uni-Vent® Series of portable critical care ventilators and portable resuscitators, and the Ultra-Lite® Series of portable aspirators, which are used aboard ships, aircraft, and other military medical and transport services. In October 2014, Asahi Kasei Corporationâs Zoll Medical Corp. - a manufacturer of medical devices and related software solutions - acquired Impact Instrumentation for an undisclosed sum. The acquisition complemented ZOLLâs comprehensive portfolio of innovative lifesaving equipment for military applications, including monitors and defibrillators. Impact is the leading supplier of transport ventilators to the U.S. military. With the addition of the Impact Instrumentation product line, ZOLL was able to ffer solutions to optimize circulation, cardiac rhythm, and ventilation when caring for critically ill patients, particularly those serving in the armed fo