Hybrid total hip replacement: rationale and intermediate clinical results

Area of Science:

• Orthopedic Surgery
• Biomaterials Engineering

Background:

• The 1980s saw debate between cemented and cementless hip implants.
• The hybrid total hip replacement emerged as an alternative fixation strategy.

Purpose of the Study:

• To evaluate the intermediate-term outcomes of the hybrid total hip replacement.
• To assess the efficacy and safety of combining cementless acetabular and cemented femoral components.

Main Methods:

• Retrospective analysis of 65 consecutive hybrid total hip replacements.
• Average patient age at surgery was 61 years.
• Follow-up averaged 6.6 years.

Main Results:

• No femoral or acetabular components were revised for aseptic loosening.
• Only 3 out of 130 components required removal in 2 patients.
• Reasons for removal included recurrent dislocation and polyethylene liner fixation failure.

Conclusions:

• The hybrid total hip replacement demonstrates excellent intermediate-term clinical results.
• This approach shows promise for long-term durability and patient outcomes.