Zimmer Biomet Arcos Modular FemoralRevision System Surgical Technique Download Page 1

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Arcos

Modular Femoral

Revision System

Broach and Calcar Proximal Bodies

Surgical Technique

Summary of Contents for Arcos Modular FemoralRevision System

Page 1: ...Arcos Modular Femoral Revision System Broach and Calcar Proximal Bodies Surgical Technique...

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Page 3: ...he Diaphysis 10 Trialing the Distal Stem 10 Preparation of the Metaphysis 11 Broaching the Metaphysis 12 Calcar Resection 13 Trial Reduction 14 Implant Assembly 15 Implant Insertion 16 Inserting the L...

Page 4: ...e package insert The Arcos Modular Femoral Revision System is not designed for use in a fully unsupported proximal femur Bone stock of adequate quality must be present and appraised at the time of sur...

Page 5: ...teotomy may be necessary if removing an extensively coated stem Sectioning the stem and utilizing trephine reamers can assist in the removal of the porous coated distal segment of a cementless stem Fi...

Page 6: ...l the desired size A F and the 60 mm proximal body height is achieved The 60 mm etch mark of the proximal reamer should align with the tip of the greater trochanter Figure 8 Preparation of the Diaphys...

Page 7: ...d remove the broach handle and tighten the broach s captured screw with the 3 5 mm hex driver to lock the broach into place Figure 11 Note Locking the broach and stem trial together will aid in matchi...

Page 8: ...le to the assembled trial and insert the trial into the femur to verify it seats to the desired level Calcar Resection If utilizing the calcar proximal body implant determine the level of deficiency i...

Page 9: ...femur Detach the broach handle from the assembled trial Trial Reduction Utilizing the modular neck and head trials perform a trial reduction of the hip and determine if the selected offset leg length...

Page 10: ...nt Assembly With the trial still assembled in the sterile field assemble the distal stem and proximal body implants to match the orientation of the assembled trial Figure 16 Note If utilizing a slotte...

Page 11: ...ength and stability After fully seating the femoral component impact the appropriate modular head onto the clean dry taper Inserting the Locking Screw To lock the distal and proximal body implants thr...

Page 12: ...physis To prepare the femur for an STS distal stem select the STS reamers silver reamers for 150 mm stem length and gold reamers for a 190 mm stem length Assemble the STS reamer to the T handle and tu...

Page 13: ...oximal femur assemble the final STS reamer into the proximal reamer and press down on the collar at the top of the proximal reamer to securely lock the two instruments together Figure 23 Ream the prox...

Page 14: ...anteversion and the 60 mm etch mark on the broach handle is aligned with the tip of the greater trochanter Once the broach has been seated to the desired level remove the broach handle from the assemb...

Page 15: ...the trial into the femur to verify that it seats to the desired level Calcar Resection If utilizing the calcar proximal body implant determine the level of deficiency in the proximal femur align the r...

Page 16: ...trial and remove the trial from the femur Detach the broach handle from the assembled trial Trial Reduction Utilizing the modular neck and head trials perform a trial reduction of the hip and determin...

Page 17: ...led implant and impact the taper junction with at least three blows of the mallet on the back table Figure 32 Implant Assembly With the trial still assembled in the sterile field assemble the distal s...

Page 18: ...eck the security of the screw once the implant has been fully seated Implant Insertion With the proximal inserter still assembled to the implant ensure the anti rotation tabs are properly locked and i...

Page 19: ...prior to selecting final head size and impacting the modular head onto the stem Figure 35 Provisional heads in seven neck lengths allow an additional trial reduction using the actual implant to ensur...

Page 20: ...claw trials large or small to select the needed width Note Guide may be easier to attach before hip is reduced Attaching the Trochanteric Bolt Guide All proximal body designs accept a bolt and claw ex...

Page 21: ...ed select the size B trochanteric bolt drill bit Selecting the correct size will prevent the drill from contacting the implant Note Bolts are available in 2 mm increments Preparing for Auxiliary Impla...

Page 22: ...e 5 0 mm hex driver to the T handle and set to torque limiting position Preparing for Auxiliary Implant Attachment cont Advance the appropriate size drill bit through the plunger until the built in st...

Page 23: ...ditional stability Figure 44 Note If the trochanteric bolt guide is difficult to remove unthread the trochanteric bolt by 1 2 a turn remove the guide and retighten the bolt with the T handle in torque...

Page 24: ...ner that matches the selected proximal body height into the proximal distal inserter handle Depress the button at the top of the proximal distal inserter handle and insert the assembly rod into the in...

Page 25: ...sired depth Figure 49 Note When a click is heard while tightening the strike plate the proximal body and distal stem are separated and cannot be locked during insertion into the femur Insertthe5 0mmhe...

Page 26: ...ch and anti rotation handle Impact the stem to the desired depth Figure 51 Implant Assembly cont To fully engage the taper junction attach the torque wrench to the end of the proximal distal inserter...

Page 27: ...al stem implant using the 5 0 mm hex Disengage the proximal distal inserter by pulling back on the inserter collar Figures 53 and 54 Inserter Disassembly To loosen the strike plate use the anti rotati...

Page 28: ...epeated Inserter Disassembly cont To remove the proximal fastener utilize the taper assembly driver and unthread the proximal fastener from the proximal body implant Figure 55 Note This inserter disas...

Page 29: ...prior to selecting final head size and impacting the modular head onto the stem Figure 58 Provisional heads in seven neck lengths allow an additional trial reduction using the actual implant to ensur...

Page 30: ...l Body Insertion Attaching the Proximal Body to the Distal Stem Implant Once the desired offset has been chosen ensure that the taper junction on the distal stem implant is clean and dry Attach the pr...

Page 31: ...n handle on the implant neck and tighten until 300 in lbs is indicated on the torque wrench shaft Figure 64 Insert the 5 0 mm hex driver into the top of the proximal distal inserter handle and tightly...

Page 32: ...counter clockwise while leveraging the anti rotation handle Depress the button at the top of the proximal distal inserter handle and unthread the strike plate Figure 65 Unthread the distal fastener fr...

Page 33: ...ge the proximal distal inserter by pulling back on the inserter collar Figure 67 To remove the proximal fastener utilize the taper assembly driver and unthread the proximal fastener from the proximal...

Page 34: ...y from the Distal Stem Implant To disengage the proximal body implant from the distal stem remove the locking screw with the 3 5 mm hex driver and thread the taper disassembly tool that matches the pr...

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Page 36: ...es force Distribution to any other recipient is prohibited Zimmer Biomet does not practice medicine The treating surgeon is responsible for determining the appropriate treatment technique s and produc...

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