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Surgical Fixation of Sternal Fractures: Preoperative Planning and a Safe Surgical Technique Using Locked Titanium Plates and Depth Limited Drilling

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Factors affecting accurate drill sleeve insertion in locking compression plates.

J-J Kim¹, J-W Kim, H-S Yu

¹Department of Orthopedic Surgery, Asan Medical Center, University of Ulsan, Seoul, Republic of Korea.

Orthopaedics & Traumatology, Surgery & Research : OTSR

|October 8, 2013

Summary

This summary is machine-generated.

Accurate drill sleeve insertion into locking compression plates (LCPs) is crucial for screw placement. Tilted and combination-type screw holes significantly increase insertion time, impacting surgical efficiency.

Keywords:

Drill sleeve Internal fixation Locking compression plate Locking screw Osteosynthesis

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Area of Science:

Orthopedic surgery
Biomechanical engineering

Background:

Accurate locking screw placement relies on precise drill sleeve insertion into locking compression plates (LCPs).
Factors influencing drill sleeve insertion accuracy require investigation for improved surgical outcomes.

Purpose of the Study:

To identify key factors affecting the accuracy and efficiency of drill sleeve insertion into 3.5mm LCPs.
To analyze the impact of screw hole angulation and type on LCP drill sleeve insertion time.

Main Methods:

Evaluation of 27 different 3.5mm LCP metaphyseal insertion holes from various manufacturers.
Measurement of time taken by two orthopedic surgeons for accurate drill sleeve insertion.
Analysis of variables including screw hole tilt, depth, and hole type (single vs. combination).

Main Results:

Average accurate drill sleeve insertion time was 6.6 seconds.
Increased insertion time was observed with tilted screw holes, but not with shallow holes.
Combination-type holes required significantly longer insertion times (8.8 seconds) compared to single locking holes (5.6 seconds).

Conclusions:

Tilted screw holes and combination-type holes are significant factors that impede drill sleeve insertion into 3.5mm LCPs.
These findings highlight potential challenges in surgical procedures utilizing specific LCP designs.