Ilizarov Apparatus[edit | edit source]

The Ilizarov apparatus in use for limb lengthening.

The Ilizarov apparatus is a specialized external fixation device used in orthopedic surgery for limb lengthening, reshaping limb bones, treating complex bone fractures, and managing infected nonunions. Named after its inventor, Soviet orthopedic surgeon Gavriil Abramovich Ilizarov, this technique has revolutionized treatments in orthopedic and reconstructive surgery.

History[edit | edit source]

Developed by Dr. Gavriil Ilizarov in the mid-20th century, the apparatus was initially used for treating soldiers with wartime injuries. Its success led to widespread adoption in orthopedic surgery.

Design[edit | edit source]

The Ilizarov apparatus consists of:

Circular metal frames attached to the limb by wires and pins
Adjustable rods connecting the frames, allowing for gradual bone manipulation

Applications[edit | edit source]

The device is employed in various orthopedic procedures, including:

Lengthening of limbs
Reshaping of deformed bones
Treatment of complex fractures
Correction of infected nonunions

Procedure[edit | edit source]

The apparatus is attached externally with pins and wires inserted into the bone.
Bone segments are gradually moved or lengthened by adjusting the connecting rods.
New bone growth is stimulated in the gap, a process known as distraction osteogenesis.

Advantages[edit | edit source]

Minimal invasive technique
Ability to correct complex deformities
Facilitates bone healing and growth

Challenges[edit | edit source]

Requires patient compliance and rigorous care
Risk of pin-site infections
Long treatment duration

External Links[edit | edit source]

Ilizarov apparatus Resources
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