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Orthokids Precise De-rotation Jig for Rotational Osteotomies of Humerus
Maulin Shah1, Joyance James, Tashfin Rubaiath
1Orthokids Clinic, Ahmedabad, Gujarat, India.
Techniques in Hand & Upper Extremity Surgery
|January 17, 2025
Summary
Humerus de-rotational osteotomies improve outcomes for children with brachial plexus birth injuries. A new jig offers precise angular correction, reducing under- or over-correction risks and enhancing functional results.
Area of Science:
- Pediatric Orthopedics
- Surgical Innovation
Background:
- Brachial plexus birth injuries can necessitate humerus de-rotational osteotomies in children.
- Conventional methods for measuring rotational correction are prone to inaccuracies, potentially leading to suboptimal outcomes.
Purpose of the Study:
- To introduce and evaluate the 'Orthokids Precise De-rotation Jig' for accurate intraoperative measurement of humerus rotational correction.
- To improve clinical outcomes in pediatric patients undergoing humerus de-rotational osteotomies.
Main Methods:
- Development and application of the 'Orthokids Precise De-rotation Jig' for intraoperative angular measurement.
- Comparison of jig-based measurements against conventional clinical and k-wire methods (implied).
Main Results:
- The jig enables exact measurement of required rotational correction, minimizing parallax and eyeballing errors.
- The device is user-friendly, radio-opaque, autoclavable, and requires less dissection than plate fixation.
Conclusions:
- The 'Orthokids Precise De-rotation Jig' facilitates accurate humerus rotational correction in pediatric salvage procedures.
- This precision leads to improved functional outcomes and reduced risks of under- or over-correction.

