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Cardiovascular Technologists and Technicians

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.

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    Work Activities

    Work Activities

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


    • Active Listening

      Giving full attention to what other people are saying, taking time to understand the points being made, asking questions as appropriate, and not interrupting at inappropriate times.

    • Critical Thinking

      Using logic and reasoning to identify the strengths and weaknesses of alternative solutions, conclusions, or approaches to problems.

    • Monitoring

      Monitoring/Assessing performance of yourself, other individuals, or organizations to make improvements or take corrective action.


    Applied Math
    Workplace Documents
    Graphic Literacy


    • Problem Sensitivity

      The ability to tell when something is wrong or is likely to go wrong. It does not involve solving the problem, only recognizing that there is a problem.

    • Near Vision

      The ability to see details at close range (within a few feet of the observer).

    • Oral Comprehension

      The ability to listen to and understand information and ideas presented through spoken words and sentences.


    • Customer and Personal Service

      Knowledge of principles and processes for providing customer and personal services. This includes customer needs assessment, meeting quality standards for services, and evaluation of customer satisfaction.

    • English Language

      Knowledge of the structure and content of the English language including the meaning and spelling of words, rules of composition, and grammar.

    • Medicine and Dentistry

      Knowledge of the information and techniques needed to diagnose and treat human injuries, diseases, and deformities. This includes symptoms, treatment alternatives, drug properties and interactions, and preventive health-care measures.

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    • Ohio Annual Salary 56150/yr
    • Typical Salary
    • Ohio Hourly Wage 26.99/hr
    • Typical Hourly Wage

    Ohio Employment Trends

    • Currently Employed 2,040
    • Yearly Projected Openings 120

    Typical Education


    Realistic: People interested in this work like activities that include practical, hands-on problems and solutions.They do well at jobs that need:
    • Concern for Others
    • Attention to Detail
    • Cooperation
    • Dependability
    • Stress Tolerance
    • Integrity


    • Vascular filters
    • Medical picture archiving computer systems PACS
    • Diagnostic or interventional vascular catheters for general use
    • Cardiac pacemaker generators or cardiac resynchronization therapy pacemakers CRT-P
    • Angiography contrast medium delivery sets


    • Word processing software
    • Web platform development software
    • Medical software
    • Information retrieval or search software
    • Data base user interface and query software


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