Fig. 7

Debris from the MCGRs observed under light microscopy. a & b Left Morphologically, wear particles were seen for the left rod with fracture; a & b Right) whereas for the right rod, the debris was larger and had compressive screw markers
Debris from the MCGRs observed under light microscopy. a & b Left Morphologically, wear particles were seen for the left rod with fracture; a & b Right) whereas for the right rod, the debris was larger and had compressive screw markers