4 DePuy Synthes 3.5 mm LCP
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Extra-articular Distal Humerus Plate Surgical Technique
AO Principles
1
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2
3
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4 DePuy Synthes Expert Lateral Femoral Nail Surgical Technique
AO PRINCIPLES
In 1958, the AO formulated four basic principles, which
have become the guidelines for internal fixation
1, 2
.
1
Müller ME, M Allgöwer, R Schneider, H Willenegger. Manual of Internal
Fixation. 3rd ed. Berlin Heidelberg New York: Springer. 1991.
2
Rüedi TP, RE Buckley, CG Moran. AO Principles of Fracture Management.
2nd ed. Stuttgart, New York: Thieme. 2007.
Anatomic reduction
Fracture reduction and fixation to
restore anatomical relationships.
Early, active mobilization
Early and safe mobilization and
rehabilitation of the injured part
and the patient as a whole.
Stable fixation
Fracture fixation providing abso-
lute or relative stability, as
required by the patient, the injury,
and the personality of the
fracture.
Preservation of blood supply
Preservation of the blood supply
to soft tissues and bone by
gentle reduction techniques and
careful handling.
In 1958, the AO formulated four basic principles, which
have become the guidelines for internal fixation.
1, 2
Anatomic reduction
Fracture reduction and fixation to
restore anatomical relationships.
Early, active mobilization
Early and safe mobilization and
rehabilitation of the injured part
and the patient as a whole.
Stable fixation
Fracture fixation providing absolute
or relative stability, as required by
the patient, the injury, and the
personality of the fracture.
Preservation of blood supply
Preservation of the blood supply
to soft tissues and bone by gentle
reduction techniques and
careful handling.
1. Müller ME, Allgöwer M, Schneider R, Willenegger H.
Manual of Internal Fixation
.
3rd ed. Berlin, Heidelberg, New York: Springer-Verlag; 1991.
2.
Rüedi TP, RE Buckley, CG Moran.
AO Principles of Fracture Management
.
2nd ed. Stuttgart New York: Thieme; 2007.