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[Reposition instrument for Bennett's fracture-dislocation].

H G Haas1

  • 1Abteilung für Handchirurgie und Plastische Chirurgie Berufsgenossenschaftlichen Unfallklinik Frankfurt am Main.

Handchirurgie, Mikrochirurgie, Plastische Chirurgie : Organ Der Deutschsprachigen Arbeitsgemeinschaft Fur Handchirurgie : Organ Der Deutschsprachigen Arbeitsgemeinschaft Fur Mikrochirurgie Der Peripheren Nerven Und Gefasse : Organ Der V
|September 1, 1990
PubMed
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A novel hook and plate device aids in open reduction for Bennett

Area of Science:

  • Orthopedic surgery
  • Traumatology
  • Skeletal biomechanics

Background:

  • Bennett's fracture-dislocation involves small central fragments.
  • Open reduction is a common treatment approach.
  • Existing methods may present challenges in fragment adaptation and fixation.

Purpose of the Study:

  • To introduce and evaluate a new hook and plate device for Bennett's fracture-dislocation.
  • To simplify the adaptation of small central fragments during open reduction.
  • To improve internal fixation and radiological assessment.

Main Methods:

  • A specialized hook and plate system was designed.
  • The hook engages the small central fragment.
  • Compression is applied against a plate on the first metacarpal base using an adjustable nut.

Related Experiment Videos

  • Internal fixation is achieved with Kirschner wires.

    • Main Results:

    • The device facilitates the adaptation of small central fragments.
    • Compression is effectively maintained between the hook and plate.
    • The system simplifies intraoperative X-ray controls.
    • It integrates well with Kirschner wire fixation.

    Conclusions:

    • The hook and plate device offers a viable solution for managing small central fragments in Bennett's fracture-dislocation.
    • This method simplifies open reduction and internal fixation.
    • It potentially improves surgical outcomes and efficiency.