Operating Room Ergonomics
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Questions and Answers

During the gowning process, what should be avoided?

  • Touching the inside surface of the gown with bare hands.
  • Touching the outside of the gown with gloved hands.
  • Touching the inside of the gown with gloved hands.
  • Touching the outside of the gown with bare hands. (correct)
  • When securing the gown, what is the theatre assistant's primary concern regarding hand placement?

  • The assistant's hands should only touch the gown at the seam.
  • The assistant's hands should always be on the inside of the gown. (correct)
  • The assistant's hands should be kept above waist level.
  • The assistant's hands should be kept in front of the person being gowned.
  • What is the recommended method for picking up a glove during the gloving procedure?

  • Using the bare hand to pick up the glove by the folded cuff edge.
  • Using both gloved hands to grasp the glove by the cuff.
  • Using one gloved hand to grasp the glove by the folded cuff edge. (correct)
  • Using a non-sterile instrument to lift the glove off the sterile field.
  • When placing the glove on the gown sleeve, what is the correct orientation of the glove?

    <p>Palm down, fingers pointing towards the person putting on the glove. (D)</p> Signup and view all the answers

    What is the primary purpose of securing the glove cuff to the gown cuff?

    <p>To maintain sterility by preventing the glove from coming into contact with non-sterile surfaces. (A)</p> Signup and view all the answers

    While donning the second glove, what is the most important check to perform?

    <p>Ensure the glove cuff is properly secured to the gown cuff. (C)</p> Signup and view all the answers

    Why is it important to keep hands above the waist and in front of the body during the gloving process?

    <p>To maintain a sterile environment. (D)</p> Signup and view all the answers

    What is the purpose of the instruction: "Ensure you do not touch anything around you that is not sterile"?

    <p>To maintain a sterile environment during surgery. (D)</p> Signup and view all the answers

    Which agents are preferred for skin disinfection when the patient's skin is sensitive to alcohol?

    <p>Povidone (C)</p> Signup and view all the answers

    What is a critical reason for using sterile instruments during surgery?

    <p>To prevent contamination and infection (B)</p> Signup and view all the answers

    What can result from a patient's malpositioning on the operating table?

    <p>Muscle strain or nerve compromise (C)</p> Signup and view all the answers

    What is the purpose of placing drapes after disinfecting the patient's skin?

    <p>To prevent infection and contamination (B)</p> Signup and view all the answers

    Which of the following is considered an operating room hazard?

    <p>Using contaminated instruments (D)</p> Signup and view all the answers

    What is a possible consequence if sharp objects are not handled properly in the operating room?

    <p>Serious injury to the patient or personnel (C)</p> Signup and view all the answers

    What precaution is most important to prevent fire outbreaks in the operating room?

    <p>Installation of fire alarms and extinguishers (B)</p> Signup and view all the answers

    When is it crucial to allow chlorhexidine to dry before touching the area?

    <p>Before placing drapes (C)</p> Signup and view all the answers

    What is the primary purpose of the sterile zone in an operating room?

    <p>To maintain the highest level of aseptic conditions (C)</p> Signup and view all the answers

    Which factor contributes to microorganisms growing slower in the operating room?

    <p>Cold temperature conditions (D)</p> Signup and view all the answers

    What type of table is used to hold surgical instruments during a procedure?

    <p>Back table (A)</p> Signup and view all the answers

    Which area surrounds the sterile zone and1 serves as a transition to the protective zone?

    <p>Clean zone (A)</p> Signup and view all the answers

    How does maintaining an air pressure gradient benefit the operation room?

    <p>It helps maintain the sterility of the sterile zone (B)</p> Signup and view all the answers

    What is the purpose of having a protective zone in an operating room?

    <p>To provide a barrier between contaminated and clean areas (B)</p> Signup and view all the answers

    Which of the following is NOT typically found in an operating room?

    <p>Patient waiting area (C)</p> Signup and view all the answers

    Why is patient skin antisepsis important before an incision in surgery?

    <p>To avoid surgical site infections (B)</p> Signup and view all the answers

    What is the correct procedure for drying hands after the scrubbing process?

    <p>Use a blotting rotational motion without retracing to the forearm. (D)</p> Signup and view all the answers

    During the scrubbing process, what is the maximum height the hands should be kept above?

    <p>Elbows (D)</p> Signup and view all the answers

    How long should the scrubbing procedure last according to the provided guidelines?

    <p>5 minutes (A)</p> Signup and view all the answers

    Which action should you take if your hands accidentally touch any surrounding unsterile objects?

    <p>Re-scrub your hands. (B)</p> Signup and view all the answers

    What is the correct method of gowning during the procedure?

    <p>Grasp the gown from the inside top layer only. (D)</p> Signup and view all the answers

    In the scrubbing procedure, how should you rinse your hands under running water?

    <p>From fingertips to elbows. (D)</p> Signup and view all the answers

    What should be done with the towel after it is used for drying hands?

    <p>Dispose of it immediately after use. (B)</p> Signup and view all the answers

    What is the guideline for the second wash covering forearms?

    <p>It should cover two-thirds of the forearms. (D)</p> Signup and view all the answers

    What is the primary purpose of the sluice in the operating room?

    <p>To connect the OR to corridors for improved airflow. (B)</p> Signup and view all the answers

    Which members of the operating room team are required to perform surgical handwashing?

    <p>Scrub team and surgeon. (A)</p> Signup and view all the answers

    Where is the anesthesia machine typically located in the operating room?

    <p>At the end of the table by the patient's head and near the OR door. (C)</p> Signup and view all the answers

    What is one key function of the suction device in the operating room?

    <p>To evacuate blood, body fluids, and smoke during surgery. (B)</p> Signup and view all the answers

    In terms of operating room design, how is the surgical table typically arranged?

    <p>Centrally placed for easy access by the surgical team. (C)</p> Signup and view all the answers

    What type of team members are included in the unsterile division of the operating room?

    <p>Nurse anesthetist and anesthesiologist. (C), Radiology technicians and medical device representatives. (D)</p> Signup and view all the answers

    Which of the following best describes the operating room environment?

    <p>Cool, quiet, and filled with sterile air. (A)</p> Signup and view all the answers

    What purpose does the refrigerator serve in the operating room?

    <p>To preserve specimens and store medications at desired temperatures. (D)</p> Signup and view all the answers

    What is the primary purpose of the surgical scrub?

    <p>To reduce contamination by microorganisms (C)</p> Signup and view all the answers

    Which of the following steps must be performed during the surgical scrubbing process?

    <p>Use a nail brush or scrub sponge (D)</p> Signup and view all the answers

    What is one of the requirements for attire before entering the operating theatre?

    <p>Wearing a theatre hat is essential (B)</p> Signup and view all the answers

    Why is it crucial to keep hands above the elbows during the scrubbing process?

    <p>To prevent contamination of the surgical attire (B)</p> Signup and view all the answers

    What is the correct order of steps in the surgical scrubbing procedure?

    <p>Wet hands, apply antimicrobial solution, rub interlaced, perform rotational rubbing, rub thumbs (C)</p> Signup and view all the answers

    What should be done with the gown and gloves before performing the surgical scrub?

    <p>They must be opened but not worn yet (A)</p> Signup and view all the answers

    During which step of scrub preparation should the water temperature be tested?

    <p>During the pre-scrub wash step (A)</p> Signup and view all the answers

    What is an incorrect procedure during the surgical scrubbing process?

    <p>Using a nail pick after antimicrobial application (B)</p> Signup and view all the answers

    Flashcards

    Skin Disinfection

    Cleaning the patient's skin using agents like chlorhexidine or povidone.

    Chlorhexidine

    An alcohol-based antiseptic effective for skin disinfection.

    Povidone

    An aqueous antiseptic preferred for sensitive skin regions, especially mucosal areas.

    Draping Technique

    Placing surgical drapes around a sterile area to maintain cleanliness.

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    Operating Room Hazards

    Risks associated with surgery, including sharp objects and infections.

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    Sharp Objects

    Surgical tools like scalpels and needles that can cause injuries if mishandled.

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    Infection Prevention

    Using sterile instruments and disinfecting tools to avoid infections during surgery.

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    Fire Safety in OR

    Precautions in surgery rooms to prevent fire, including alarms and extinguishers.

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    Operating Room (OR)

    A sterile room where surgical operations are performed.

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    Sterile Division

    Team members who are involved in the sterile field during surgery.

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    Unsterile Division

    Team members who are not in the sterile field, assisting from outside.

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    Surgical Table

    The central platform where the patient lies during surgery.

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    Anesthesia Machine

    Equipment used to administer anesthesia near the patient's head.

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    Suction Device

    A tool to remove blood and fluids during surgery.

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    Refrigerator in OR

    Used for preserving specimens and storing medications.

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    Mounted Lights

    Lighting equipment used during surgical procedures.

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    Inadequate ventilation

    Poor air quality in operating rooms, potentially harmful to patients.

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    Surgical scrub

    A procedure to reduce contamination risk by cleaning hands and donning sterile attire.

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    Preparing to scrub

    Steps taken before starting the surgical scrub to ensure a sterile environment.

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    Steps before scrubbing

    Actions like testing water temperature and preparing scrub materials before washing hands.

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    Surgical scrub steps

    Five essential steps to properly scrub arms and hands before surgery.

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    Antimicrobial solution

    A cleaning agent used during surgical scrubbing to eliminate microorganisms.

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    Proper hand positioning

    Keeping hands above elbows during scrubbing to maintain cleanliness.

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    Clasped fingers technique

    Specific hand movements used in surgical scrubbing to enhance effectiveness.

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    Operating Room Lighting

    Adjustable lights installed above the surgical table to illuminate the operating area.

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    Back Tables

    Tables covered in sterile cloth used to hold surgical instruments during procedures.

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    Anesthesia Cart

    Contains oxygen and anesthetic gases necessary for patient sedation during surgery.

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    Operating Room Temperature

    Operative rooms are kept cold to slow microorganism growth and support staff comfort.

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    Sterile Zone

    Area in the OR that must maintain the highest level of aseptic conditions.

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    Clean Zone

    Surrounds the sterile zone and includes areas like recovery rooms that must remain uncontaminated.

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    Protective Zone

    Includes areas like waiting rooms and dressing rooms that act as a barrier to the clean zone.

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    Disposal Zone

    Area designated for decontamination and removal of used surgical materials.

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    Step 6 - Hand Rubbing

    Rub the fingertips of the left hand on the palm of the right hand and vice versa.

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    Step 7 - Rotating Action

    Continue the rubbing motion down opposing arms to just below the elbows.

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    Step 8 - Rinse and Repeat

    Repeat steps 1-7, keeping hands raised above elbows; the second wash covers two-thirds of the forearm.

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    Step 9 - Rinsing Hands

    Rinse hands under running water from fingertips to elbows, keeping hands elevated.

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    Step 10 - Towel Use

    Pick up a towel, ensuring it doesn't touch anything unsterile, and dry hands gently.

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    Step 11 - Drying Technique

    Hold one end of the towel and dry the opposite hand using a blotting motion moving down to the elbow.

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    Gowning Step 1

    Pick up the folded gown, touching only the inner layer to avoid contamination.

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    Gowning Step 5

    Insert arms into the gown while keeping hands at shoulder level, avoiding body contact.

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    Gown Sleeve Preparation

    Slide arms into gown sleeves, ensuring no hands show.

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    Theatre Assistant's Role

    Assistant fastens gown, contacting only inside surfaces.

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    Gown Securing Techniques

    Gowns secured with ties, buttons, or velcro tabs.

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    Opening Glove Packet

    Open the inner glove packet on the sterile field.

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    Placing the First Glove

    Hold glove cuff edge, place on opposite sleeve palm down.

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    Pulling on the Glove

    Stretch glove cuff over hand using both hands.

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    Donning the Second Glove

    Use gloved hand to put on the second glove similarly.

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    Maintaining Sterility

    Keep hands in sleeves and above waist; avoid touching non-sterile items.

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    Study Notes

    Operating Room Ergonomics

    • Operating Room (OR): A large, sterile room for surgical procedures. Equipped with surgical tables, monitors, and related equipment. Room type varies based on the surgery.
    • OR Environment: Cool, quiet, and sterile air.
    • OR Complex Rooms: Includes areas for changing, supply storage, scrubbing/preparing sterile tables, and handwashing. A sluice connects the OR complex to corridors. The sluice helps optimize airflow to prevent infection.
    • Operating Room Staff (Sterile Division): Surgeons, surgical assistants, and the scrub team are involved.
      • Duties: Perform surgical handwashing and wear sterile gloves, gowns, and masks. Authorized only to handle sterile equipment within the sterile field.
    • Operating Room Staff (Unsterile Division): Includes nurse anesthetists, anesthesiologists, circulating nurses, radiology technicians, and other support staff.

    Operating Room Design and Layout

    • Surgical Table: Centrally located to provide easy access for the surgical team.
    • Anesthesia Machine: Located near the OR door and patient's head for quick access by the anesthetic team in emergencies.
    • Suction Device: Used to evacuate blood, body fluids, and smoke during surgery. Essential for both surgical procedures and anesthetic care.
    • Refrigerator: Used to preserve specimens and store medications at the required temperature.
    • Lights and Booms: Adjustable surgical lighting, movable around the OR for optimal placement. At least one operating light is positioned directly above the surgical table.
    • Back Tables: Used to hold surgical instruments, covered in sterile blue cloth.

    Operating Room Hazards

    • Sharp Objects: Scalpels, scissors, and needles are a risk of injury if not handled safely.
    • Infections: Contaminated instruments can spread infection, requiring immediate attention and appropriate precautions. Sterile instruments and disinfection of instruments are paramount.
    • Strains: Malpositioning of the patient can cause muscle strain or nerve damage, so correct positioning and support are needed.

    Fire

    • Fire outbreaks, while uncommon, are still a risk. OR design and equipment must consider proper location of fire extinguishers and installation of alarms and gas shut-off valves.

    Inadequate Ventilation

    • Poor air quality can become toxic for patients. Maintaining appropriate ventilation is required.

    Scrubbing and Gowning

    • Benefits: Surgical scrub reduces the risk of contamination by microorganisms during operative procedures.
    • Steps:
    • Decontaminate hands.
    • Wear sterile gown and gloves.

    Preparation to Scrub

    • Essential Attire:
    • Surgical scrubs
    • Footwear (e.g., clogs)
    • Theatre hat
    • ID badge

    Surgical Scrub Procedure: Detailed Steps

    • Detailed steps for proper handwashing before surgery. Thorough cleaning of hands and forearms. Procedures include wet hands, applying solution, rotating motions, rinsing, and drying.

    Patient Skin Antisepsis and Draping

    • Purposes: Preparing patient skin for surgery, maintaining sterility. Procedures include cleaning around incision site.

    Gowns

    • Detailed procedures include dressing and positioning over shoulders.

    Gloving

    • Detailed procedures for putting on gloves following correct sterile technique.

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    Related Documents

    Operating Room Ergonomics PDF

    Description

    Explore the essential aspects of operating room ergonomics, design, and staff responsibilities. Understand the critical differences between sterile and unsterile divisions, as well as the layout that optimizes surgical procedures. This quiz will enhance your knowledge of the environment crucial for successful surgeries.

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