JAAOS - 2026-05-15 - Journal Article; Review
The Key and the Door: Universal Concepts of Reduction in Fracture Surgery.
Brodke D, DeKeyser G, Working Z, Friess D
Topics
Key Takeaway
A metaphor-based conceptual framework (key/door/puzzle) organizes fracture reduction strategy across anatomic regions, though no outcome data are reported.
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Summary
This narrative review proposes a unifying conceptual framework for fracture reduction using three metaphors: the key (distract, reorient, compress), the door (establish a hinge and close), and the puzzle (reduce the easiest piece first). The framework is applied to proximal humerus, distal humerus, acetabulum, femoral neck, and tibial plateau fractures, integrating the biomechanical distinction between tension-sided and compression-sided failure modes to guide direct versus indirect reduction strategies. No patient cohort, outcome data, or comparative analysis is presented.
Key Limitation
The framework is entirely unvalidated—no study has tested whether surgeons trained with this conceptual model achieve superior reduction quality, lower complication rates, or faster operative times compared to standard instruction.
Original Abstract
Anatomic reduction is fundamental to successful osteosynthesis, yet it remains one of the most challenging surgical skills to teach and master. Although no framework can encompass the full complexity of fracture surgery, this article distills some aspects of the "art" of reduction into foundational concepts to guide surgical strategy. We review these principles through intuitive metaphors: the "key" (distract, reorient, compress), the "door" (establish a hinge and close), and the "puzzle" (reduce the easiest piece first). These concepts are integrated with the biomechanical distinction between tension-sided failures, which are often amenable to direct reduction, and compression-sided failures, sometimes better suited for indirect reduction through ligamentotaxis. The practical application of this conceptual framework is demonstrated across a spectrum of common fractures, including those of the proximal and distal humerus, acetabulum, femoral neck, and tibial plateau. By providing a systematic toolkit, these principles aim to transform fracture reduction from an abstract challenge into a more logical, approachable problem for surgeons at all levels of training.