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7Treatment - wound closure and definitive stabilization

Antibiotic-impregnated beads may be purchased in some countries (at some expense), or made by the surgeon more cheaply.

Antibiotic-impregnated beads may be purchased in some countries (at some expense), or made by the surgeon more cheaply. One gram of cefazolin (a first generation cephalosporin), or 1.2 g. of Tobramycin is mixed with each standard package of PMMA and, as it hardens, beads of 5 mm are carefully wrapped around a non-absorbable heavy nylon stitch (see adjacent photograph), knotted at intervals to prevent sliding of the “beads”.