Zoll creates products designed for acute critical patient care for EMS teams. Zoll uses innovative, leading-edge designs in their automated external defibrillators to provide essential pre-hospital care for cardiac events. Zoll's AEDs are FDA-approved and are available in fully-automatic or semi-automatic models designed for first responders. Additionally, Zoll offers patient monitors with advanced care effects like a defibrillator, along with all associated circuits, sensors, and capnography sample lines. Zoll also designs unique, innovative intrathoracic pressure regulation devices; these simple, non-invasive devices are used in conjunction with advanced CPR to improve perfusion, which increases survival rates for patients after experiencing a cardiac event. QuadMed has a full supply of Zoll Medical equipment AEDs, patient monitors, and IPRDs in new and recertified models.