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FIGURE 3.74
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Wire fixation of trochanter. A, Two vertical wires are inserted in hole drilled in lateral cortex below abductor tubercle; they emerge from cut surface of neck, and one is inserted in hole in osteotomized trochanter. Two vertical wires are tightened and twisted, and transverse wire that was inserted in hole drilled in lesser trochanter and two holes in osteotomized trochanter is tightened and twisted. B, One-wire technique of Coventry. After component has been cemented in femur, two anteroposterior holes are drilled in femur beneath osteotomized surface and two holes are drilled in osteotomized trochanter. One end of wire is inserted through lateral loop before being tightened and twisted. C, Oblique interlocking wire technique of Amstutz for surface replacement.

出典

img 1:  A modified from Smith & Nephew, Memphis, TN; B and C redrawn from Markolf KL, Hirschowitz DL, Amstutz HC: Mechanical stability of the greater trochanter following osteotomy and reattachment by wiring, Clin Orthop Relat Res 141:111, 1979.