Ambulance services and other emergency medical services providers utilize heart monitors to assess the patient's cardiac rhythm. Intracranial pressure, ( ICP) is the pressure exerted by the Cranium on the Brain tissue Cerebrospinal fluid (CSF and the brain's circulating In Medicine, a Holter monitor (also called an ambulatory electrocardiography device) named after its inventor Dr Biotelemetry (or Medical Telemetry involves the application of Telemetry in the Medical field to remotely monitor various Vital signs of Ambulatory Emergency medical services (abbreviated to the initialism "EMS" in many countries are a branch of Emergency services dedicated to providing out-of-hospital Providers licensed or certified at the Intermediate or Paramedic level are qualified to interpret EKGs. A paramedic is a medical professional usually a member of the emergency medical service, who primarily provides Pre-hospital advanced medical and The finding of a cardiac dysrhythmia (or for that matter, a normal sinus rhythm) may give additional information about the patients condition or may be a sufficient diagnosis on its own to guide treatment. The normal electrical conduction in the heart allows the impulse that is generated by the Sinoatrial node (SA node of the Heart to be propagated to (and stimulate the Treatment for specific cardiac rhythms is guided by ACLS. Advanced cardiac life support or ( ACLS) refers to a set of clinical interventions for the urgent treatment of cardiac arrest and other life threatening medical emergencies as Basic EMTs are allowed to apply the electrodes and physically operate the monitor but not interpret the rhythm. The Emergency Medical Technician ( EMT) exists in many countries and is a health care provider trained to provide prehospital emergency medical care The most common monitors used in the United States are made by Philips Healthcare (Heartstart Series) Physio-Control (Lifepak series) and ZOLL (E and M series), but other brands exist.