Child-sized Cooley rib spreader supports controlled handling in smaller operative fields.Aluminum construction offers manageable handling during intraoperative manipulation.The 100mm overall length provides compact reach for controlled positioning.Measuring 100.0mm by 80.0mm, it supports compact instrument positioning.The additional 25.0mm and 20.0mm dimensions define its compact profile.The rib spreader format supports direct access during controlled rib retraction.