Antimicrobial technology in orthopedic and spinal implants

Figure 6 Fixation pins with tubular reservoirs for controlled drug release. Diagrams highlighting the principle design of fixation pins: A: Scheme of a drug releasing fixation pin. Note the permeation through the porous wall (arrows)[64]; B: Scheme of implanted fixation pins, each capable of eluting local antibiotics around fixation site[65].