External Fixation in Orthopedics
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Questions and Answers

In the management of certain closed fractures of long bones, which method is gaining support as an alternative to internal fixation, particularly in the metaphyseal region?

  • Dynamic compression screw-plate
  • Metal plate held by screws
  • Intramedullary nail with cross-screw fixation
  • Circular (llizarov) frame with thinner transfixion wires (correct)
  • Which method of internal fixation involves using a tension band wiring technique?

  • Transfixion screws
  • Locking plate with screws
  • Condylar screw-plate
  • Tension band wiring (correct)
  • What type of fixation device utilizes threaded half-pins anchored to an external bar by clamps?

  • Unilateral frame using threaded half-pins (correct)
  • Metal plate held by screws
  • Transfixion screws
  • Dynamic compression screw-plate
  • Which method of internal fixation involves the use of a Thomas's splint and a Pearson knee flexion attachment?

    <p>Intramedullary nail fixation</p> Signup and view all the answers

    In the context of methods of immobilization, which method is considered the standard for most fractures?

    <p>Plaster of Paris cast</p> Signup and view all the answers

    What is the key advantage of using Synthetic (plastic) splinting materials over plaster bandages?

    <p>Easier molding to body contours</p> Signup and view all the answers

    Which method of fixation involves the use of a supportive device that allows continued function of the part?

    <p>Cast bracing (functional bracing)</p> Signup and view all the answers

    Which method of internal fixation is most suitable for fractures near the middle of the shaft of long bones like the femur and tibia?

    <p>Intramedullary nail</p> Signup and view all the answers

    In which type of fractures is the compression screw-plate, also known as dynamic hip screw (DHS), commonly used?

    <p>Fractures of the femur neck and trochanteric fractures</p> Signup and view all the answers

    Which technique of fixation is most used in fractures of the patella and olecranon?

    <p>Tension band wiring</p> Signup and view all the answers

    Study Notes

    Methods of Internal Fixation

    • External fixation is gaining support as an alternative to internal fixation, particularly in the metaphyseal region of long bones.
    • Tension band wiring technique is used in internal fixation.

    External Fixation Devices

    • External fixation device utilizing threaded half-pins anchored to an external bar by clamps.

    Immobilization Methods

    • Plaster cast is the standard method for most fractures.
    • Synthetic (plastic) splinting materials have the key advantage of being lighter and more breathable than plaster bandages.

    Functional Fixation

    • Functional fixation involves the use of a supportive device that allows continued function of the part.

    Fracture-Specific Fixation

    • Internal fixation using a plate is most suitable for fractures near the middle of the shaft of long bones like the femur and tibia.
    • Compression screw-plate, also known as dynamic hip screw (DHS), is commonly used in intertrochanteric fractures.
    • Tension band wiring technique is most used in fractures of the patella and olecranon.

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    Description

    Explore the use of external fixation as an alternative to internal fixation in managing certain closed fractures of long bones, with a focus on the circular or Ilizarov frame configuration. Learn about different types of external fixation methods and their applications.

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