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Cardiovascular Technologists and Technicians - 29-2031.00

O*NET-SOC Description

Conduct tests on pulmonary or cardiovascular systems of patients for diagnostic, therapeutic, or research purposes. May conduct or assist in electrocardiograms, cardiac catheterizations, pulmonary functions, lung capacity, and similar tests.

Sample of Reported Job Titles

  • Cardiac Catheterization Laboratory Technologist
  • Cardiac Catheterization Technician
  • Cardiac Technician
  • Cardiology Technician
  • Cardiopulmonary Technician
  • Cardiovascular Technician
  • Cardiovascular Technologist (CVT)
  • Electrocardiogram Technician (EKG Tech)
  • Registered Cardiovascular Invasive Specialist (RCIS)

SOC Occupation Groups

Related Occupations


  • Activate fluoroscope and camera to produce images used to guide catheter through cardiovascular system.
  • Adjust equipment and controls according to physicians' orders or established protocol.
  • Assess cardiac physiology and calculate valve areas from blood flow velocity measurements.
  • Assist physicians in the diagnosis and treatment of cardiac or peripheral vascular treatments, such as implanting pacemakers or assisting with balloon angioplasties to treat blood vessel blockages.
  • Assist surgeons with vascular procedures, such as preparing balloons and stents.
  • Attach electrodes to the patients' chests, arms, and legs, connect electrodes to leads from the electrocardiogram (EKG) machine, and operate the EKG machine to obtain a reading.
  • Check, test, and maintain cardiology equipment, making minor repairs when necessary, to ensure proper operation.
  • Compare measurements of heart wall thickness and chamber sizes to standard norms to identify abnormalities.
  • Conduct electrocardiogram (EKG), phonocardiogram, echocardiogram, stress testing, or other cardiovascular tests to record patients' cardiac activity, using specialized electronic test equipment, recording devices, or laboratory instruments.
  • Conduct tests of pulmonary system, using spirometer or other respiratory testing equipment.
  • Enter factors, such as amount and quality of radiation beam, and filming sequence, into computer.
  • Explain testing procedures to patients to obtain cooperation and reduce anxiety.
  • Inject contrast medium into patients' blood vessels.
  • Maintain a proper sterile field during surgical procedures.
  • Monitor patients' blood pressure and heart rate using electrocardiogram (EKG) equipment during diagnostic or therapeutic procedures to notify the physician if something appears wrong.
  • Monitor patients' comfort and safety during tests, alerting physicians to abnormalities or changes in patient responses.
  • Observe gauges, recorder, and video screens of data analysis system during imaging of cardiovascular system.
  • Observe ultrasound display screen and listen to signals to record vascular information, such as blood pressure, limb volume changes, oxygen saturation, or cerebral circulation.
  • Obtain and record patient identification, medical history, or test results.
  • Operate diagnostic imaging equipment to produce contrast enhanced radiographs of heart and cardiovascular system.
  • Perform general administrative tasks, such as scheduling appointments or ordering supplies or equipment.
  • Prepare and position patients for testing.
  • Set up 24-hour Holter and event monitors, scan and interpret tapes, and report results to physicians.
  • Supervise or train other cardiology technologists or students.
  • Transcribe, type, and distribute reports of diagnostic procedures for interpretation by physician.

Detailed Work Activities

  • Adjust settings or positions of medical equipment.
  • Administer medical substances for imaging or other procedures.
  • Analyze test data or images to inform diagnosis or treatment.
  • Assist healthcare practitioners during surgery.
  • Calculate numerical data for medical activities.
  • Collect medical information from patients, family members, or other medical professionals.
  • Enter patient or treatment data into computers.
  • Examine medical instruments or equipment to ensure proper operation.
  • Explain medical procedures or test results to patients or family members.
  • Inform medical professionals regarding patient conditions and care.
  • Maintain medical equipment or instruments.
  • Maintain sterile operative fields.
  • Monitor patient conditions during treatments, procedures, or activities.
  • Monitor video displays of medical equipment to ensure proper functioning.
  • Operate diagnostic imaging equipment.
  • Operate diagnostic or therapeutic medical instruments or equipment.
  • Order medical supplies or equipment.
  • Perform clerical work in medical settings.
  • Position patients for treatment or examination.
  • Prepare medical supplies or equipment for use.
  • Prepare patients physically for medical procedures.
  • Prepare reports summarizing patient diagnostic or care activities.
  • Record patient medical histories.
  • Repair medical facility equipment.
  • Schedule patient procedures or appointments.
  • Supervise patient care personnel.
  • Test patient heart or lung functioning.
  • Train medical providers.

Military Crosswalk Titles

  • Cardiopulmonary Laboratory (Air Force - Enlisted)
  • Cardiopulmonary Laboratory Apprentice (Air Force - Enlisted)
  • Cardiopulmonary Laboratory Craftsman (Air Force - Enlisted)
  • Cardiopulmonary Laboratory Helper (Air Force - Enlisted)
  • Cardiopulmonary Laboratory Journeyman (Air Force - Enlisted)
  • Cardiopulmonary Laboratory Manager (Air Force - Enlisted)
  • Cardiopulmonary Laboratory Superintendent (Air Force - Enlisted)
  • Cardiovascular Specialist (Army - Enlisted)
  • Cardiovascular Technician (Navy - Enlisted)
  • Diagnostic Imaging (Air Force - Enlisted)
  • Diagnostic Imaging Apprentice (Air Force - Enlisted)
  • Diagnostic Imaging Apprentice, Diagnostic Medical Sonography (Air Force - Enlisted)
  • Diagnostic Imaging Apprentice, Magnetic Resonance Imaging (Air Force - Enlisted)
  • Diagnostic Imaging Apprentice, Nuclear Medicine (Air Force - Enlisted)
  • Diagnostic Imaging Craftsman (Air Force - Enlisted)
  • Diagnostic Imaging Craftsman, Diagnostic Medical Sonography (Air Force - Enlisted)
  • Diagnostic Imaging Craftsman, Magnetic Resonance Imaging (Air Force - Enlisted)
  • Diagnostic Imaging Craftsman, Nuclear Medicine (Air Force - Enlisted)
  • Diagnostic Imaging Helper (Air Force - Enlisted)
  • Diagnostic Imaging Helper, Diagnostic Medical Sonography (Air Force - Enlisted)
  • Diagnostic Imaging Helper, Magnetic Resonance Imaging (Air Force - Enlisted)
  • Diagnostic Imaging Helper, Nuclear Medicine (Air Force - Enlisted)
  • Diagnostic Imaging Journeyman (Air Force - Enlisted)
  • Diagnostic Imaging Journeyman, Diagnostic Medical Sonography (Air Force - Enlisted)
  • Diagnostic Imaging Journeyman, Magnetic Resonance Imaging (Air Force - Enlisted)
  • Diagnostic Imaging Journeyman, Nuclear Medicine (Air Force - Enlisted)
  • Health Services Technician (Coast Guard - Enlisted)
  • Hospital Corpsman (Navy - Enlisted)
  • Radiology Specialist (Army - Enlisted)

Apprenticeship Crosswalk Titles

No information available.

DOT Crosswalk Titles

  • Cardiac Monitor Technician
  • Cardiopulmonary Technologist
  • Cardiopulmonary Technologist, Chief
  • Echocardiograph Technician
  • Electrocardiograph Technician
  • Holter Scanning Technician
  • Perfusionist
  • Pulmonary-Function Technician
  • Special Procedures Technologist, Cardiac Catheterization
  • Stress Test Technician