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Related Concept Videos

Knee Joint01:23

Knee Joint

The knee joint is the most complicated joint in the body. It consists of three articulations– two tibiofemoral and one patellofemoral. As is characteristic of synovial joints, the knee joint has a thin articular capsule that partially surrounds this joint cavity. Additionally, several ligaments, muscles, and cartilaginous structures support the movement of the knee.
A total of seven ligaments support the knee joint. The patellar ligament, which is also attached to the quadriceps femoris group...

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Related Experiment Video

Updated: May 18, 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

Hip arthroplasty.

Robert Pivec1, Aaron J Johnson, Simon C Mears

  • 1Rubin Institute for Advanced Orthopedics, Center for Joint Preservation and Replacement, Sinai Hospital of Baltimore, Baltimore, MD 21215, USA.

Lancet (London, England)
|October 2, 2012
PubMed
Summary
This summary is machine-generated.

Total hip arthroplasty effectively relieves pain and restores function for osteoarthritis. Future demand requires objective measures and registries to track implant survivorship, especially with new bearing surfaces.

More Related Videos

The Use of Mixed Reality in Custom-Made Revision Hip Arthroplasty: A First Case Report
07:45

The Use of Mixed Reality in Custom-Made Revision Hip Arthroplasty: A First Case Report

Published on: August 4, 2022

Related Experiment Videos

Last Updated: May 18, 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

The Use of Mixed Reality in Custom-Made Revision Hip Arthroplasty: A First Case Report
07:45

The Use of Mixed Reality in Custom-Made Revision Hip Arthroplasty: A First Case Report

Published on: August 4, 2022

Area of Science:

  • Orthopedic Surgery
  • Biomaterials Science

Background:

  • Total hip arthroplasty (THA) is a cost-effective procedure for hip osteoarthritis, with over 1 million procedures annually worldwide.
  • Increasing incidence of osteoarthritis due to aging populations and obesity necessitates more THAs, projected to double in two decades.
  • Rising healthcare costs and demand for THA in younger patients (<65 years) highlight the need for cost containment and long-term outcome tracking.

Purpose of the Study:

  • To review the current status and future directions of total hip arthroplasty.
  • To emphasize the need for objective outcome measures and joint registries for lifetime implant survivorship.
  • To discuss the potential and monitoring requirements of new bearing surfaces and surgical techniques.

Main Methods:

  • Literature review of total hip arthroplasty trends, outcomes, and emerging technologies.
  • Analysis of factors influencing THA demand, including demographics and patient selection.
  • Discussion of novel bearing surfaces (metal-on-metal, ceramic-on-ceramic, metal-on-ceramic) and resurfacing arthroplasty.

Main Results:

  • Excellent functional outcomes are reported for THA, but patient selection is crucial for optimal results.
  • New bearing surfaces and techniques show potential for improved outcomes and survivorship.
  • Some metal-on-metal bearings have been recalled, necessitating careful monitoring of new materials.

Conclusions:

  • Careful patient selection is essential for successful total hip arthroplasty outcomes.
  • Objective outcome measures and joint registries are critical for tracking long-term implant survivorship.
  • Prospective trials are needed to validate the efficacy of new bearing surfaces and techniques before widespread adoption.