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StageOne

 Knee Cement 

Spacer Molds

Surgical Technique

Summary of Contents for StageOn Series

Page 1: ...StageOne Knee Cement Spacer Molds Surgical Technique ...

Page 2: ... the joint space The spacers remain in place 180 days or less until the second stage of the two stage procedure is performed to implant a conventional knee joint prosthesis Disposable cement spacer molds are indicated for use to mold a temporary total knee replacement TKR for skeletally mature patients undergoing a two stage procedure due to a septic process The molded temporary knee prosthesis is...

Page 3: ... Figure 4 Tibial Technique Selecttibialmoldsizebyusingavailablex raytemplate Inject cement into mold Figure 3 Use the depth gauge to determine thickness of the tibial component After cement has cured invert the tibial mold and flex gently to remove spacer Figure 4 ...

Page 4: ...gnearscompletion tipthemoldsothatthetwo small vents nearest the filling port are directed upward so that all air can escape as filling is completed Upon completion of filling examine the side walls of the femoral mold for distortion Figure 6 Over filling the mold will result in a malformed spacer If necessary squeeze mold so that excess cement exits the fill port Two to three minutes after filling...

Page 5: ... Surgical Technique Figure 7 Figure 8 Femoral Technique cont After cement has cured remove femoral spacer from mold by peeling the mold away from the spacer Figure 7 Trim the spacer with a knife or burr to remove residual cement Figure 8 ...

Page 6: ...LACOS R G Bone Cement or Refobacin Bone Cement R Cement should stabilize the spacers but deep cement penetration into bone should be avoided to facilitate spacer removal at the 2nd stage revision Thoroughly remove all excess bone cement around spacers Before cement has cured run leg through flexion and extension allowing femoral component to properly center tibial component Note Failure to thoroug...

Page 7: ...versal AGC Style Components Tibial and femoral sizes are completely interchangeable Catalog No Femoral Mold Size Recommended Number Cement Single Mixes 40G 432160 60 mm 2 432165 65 mm 2 432170 70 mm 2 432175 75 mm 2 Catalog No Tibial Mold Size Recommended Number Cement Single Mixes 40G 433165 65 mm 2 433170 70 mm 2 433175 75 mm 2 433180 80 mm 2 ...

Page 8: ...be redistributed duplicated or disclosed without the express written consent of Zimmer Biomet This material is intended for health care professionals Zimmer Biomet employees and sales force Distribution to any other recipient is prohibited For product information including indications contraindications warnings precautions and potential adverse effects see the package insert and www zimmerbiomet c...

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