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Related Experiment Video

Updated: Jul 2, 2026

The Transition to an Anterior-Based Muscle Sparing Approach Improves Early Postoperative Function but is Associated with a Learning Curve
09:51

The Transition to an Anterior-Based Muscle Sparing Approach Improves Early Postoperative Function but is Associated with a Learning Curve

Published on: September 7, 2022

Robotic-assisted total hip replacement using direct anterior approach.

Narayan Hulse1

  • 1Fortis Hospital, Bannerghatta Road, Bangalore, 560076, India.

Journal of Clinical Orthopaedics and Trauma
|July 1, 2026
PubMed
Summary

Robotic arm-assisted total hip replacement using the direct anterior approach (DAA) improves surgical precision and early recovery. However, patient-reported outcomes and long-term benefits require further investigation through prospective studies.

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Area of Science:

  • Orthopedic Surgery
  • Robotics in Medicine
  • Arthroplasty

Background:

  • Direct anterior approach (DAA) is a muscle-sparing hip arthroplasty technique.
  • Robotic assistance is increasingly used to enhance surgical accuracy in total hip replacement (THR).
  • Combining DAA with robotic technology merges minimally invasive principles with advanced precision.

Purpose of the Study:

  • To evaluate the efficacy and outcomes of robotic arm-assisted THR via DAA.
  • To compare robotic-assisted DAA THR with conventional techniques.
  • To assess surgical accuracy, patient outcomes, safety, and economic factors.

Main Methods:

  • Review of current evidence on robotic arm-assisted THR using the DAA.
  • Comparison of radiographic outcomes, functional results, and complication rates.
Keywords:
DAADirect anterior approachRobotic arm-assisted total hipRobotic total hip arthroplastyRobotic-assisted total hip arthroplasty

Related Experiment Videos

Last Updated: Jul 2, 2026

The Transition to an Anterior-Based Muscle Sparing Approach Improves Early Postoperative Function but is Associated with a Learning Curve
09:51

The Transition to an Anterior-Based Muscle Sparing Approach Improves Early Postoperative Function but is Associated with a Learning Curve

Published on: September 7, 2022

  • Analysis of learning curve, operative time, and economic considerations.

    • Main Results:

    • Robotic-assisted THR via DAA demonstrates improved acetabular orientation and implant placement within safe zones.
    • Consistent improvements reported in postoperative limb length and femoral offset.
    • Functional and patient-reported outcomes are comparable to conventional THR; safety profiles are similar.
    • No consistent reduction in complication rates, though accuracy may reduce outlier failures.

    Conclusions:

    • Robotic-assisted THR via DAA offers enhanced surgical precision and potentially improved early recovery.
    • Current evidence does not show clear superiority in patient-reported or long-term outcomes.
    • Further prospective studies are needed to define the role and long-term impact of this technique.