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Related Concept Videos

Fractures: Bone Repair01:27

Fractures: Bone Repair

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Treatment for a fracture is based on the type of break, the bone affected, and the patient's age.
Minor fractures with no bone displacement are treated by immobilizing the fractured bone using a cast or splint. However, in the case of fractures with displaced bones, the broken bones are repositioned before immobilization to ensure successful healing without deformation and loss of function. The realignment of fractured bone ends is performed through a process called reduction. If the...
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Bones of the Upper Limb: Radius01:09

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The radius is longer of the two bones that make up the human antebrachium or forearm. At the proximal end, the radius articulates with the capitulum of the humerus and the radial notch of the ulna to form the elbow joint. At the distal end, the radius articulates with the ulna via the ulnar notch, forming the distal radioulnar joint. Distally, the radius also attaches to the carpal wrist bones (scaphoid and lunate) to form the radiocarpal joint.
The radius has a nail-shaped head, and a...
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Related Experiment Video

Updated: Sep 27, 2025

Surgical Fixation of Sternal Fractures: Preoperative Planning and a Safe Surgical Technique Using Locked Titanium Plates and Depth Limited Drilling
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Threaded Pin and Volar Plate Fixation of Distal Radius Fractures: Early Functional Recovery.

Justin Vaida1, Patrick M Luchini1, Julie E Glener1

  • 1Department of Orthopaedics, West Virginia University, Morgantown, WV.

Journal of Hand Surgery Global Online
|April 13, 2022
PubMed
Summary

Threaded pin fixation for distal radius fractures offers comparable functional recovery to volar plate fixation but requires significantly less therapy. Patients treated with threaded pins were discharged from therapy an average of 67 days sooner.

Keywords:
Distal radius fractureThreaded pin

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Area of Science:

  • Orthopedic Surgery
  • Trauma Surgery
  • Hand Surgery

Background:

  • Distal radius fractures are common injuries requiring operative fixation.
  • Evaluating different fixation methods is crucial for optimizing patient outcomes and resource utilization.

Purpose of the Study:

  • To compare the efficacy of threaded pin fixation versus volar plate fixation for extra-articular distal radius fractures.
  • To assess radiographic and clinical outcomes, including range of motion and strength, as well as therapy duration.

Main Methods:

  • A retrospective case comparison study involving 43 patients (21 threaded pin, 22 volar plate).
  • Radiographic parameters (volar tilt, radial height) and clinical outcomes (range of motion, pinch and grip strength) were assessed.
  • Duration of postoperative hand therapy was recorded and compared using an independent Student t test.

Main Results:

  • No statistically significant differences were found in postoperative range of motion, pinch, or grip strength between the two groups.
  • The threaded pin group had a mean therapy duration of 65 days, while the volar plate group had a mean of 132 days.
  • No loss of reduction was observed in either group.

Conclusions:

  • Both threaded pin and volar plate fixation achieve equivalent radiographic and clinical outcomes for distal radius fractures.
  • Threaded pin fixation requires significantly less postoperative therapy and leads to earlier discharge from therapy compared to volar plate fixation.