knurled

adj.

有节的，有凸边的；

Variable locking spinal screw having a knurled collar
Textbook of small animal surgery
Ambulatory physiological evaluation system including cardiac monitoring
Systems, methods, and instruments for minimally invasive surgery
Diffusion tensor imaging with quantitative fibre tracking in HIV infection and alcoholism comorbidity: synergistic white matter damage
A mechanical cell disintegrator
Biopsy needle
Surgical fastener
Adjustable fastening mechanism for door mirror having an auxiliary mirror
Spinal stabilization rod fastener