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Related Concept Videos

Knee Joint01:23

Knee Joint

3.7K
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...
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Bones of the Lower Limb: Femur and Patella01:16

Bones of the Lower Limb: Femur and Patella

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The femur is the body's longest and strongest bone spanning the thigh region. Its head articulates with the acetabulum of the hip bone to form the hip joint. A minor indentation on the medial side of the femoral head, called the fovea capitis, serves as the site of attachment for the ligament of the head of the femur. This weak ligament spans the femur and acetabulum and supports the hip joint. The narrowed region below the head is the neck of the femur. The inclination angle between the...
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Related Experiment Video

Updated: Mar 23, 2026

Novel Diagnostics in Revision Arthroplasty: Implant Sonication and Multiplex Polymerase Chain Reaction
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PERIPROSTHETIC FRACTURES IN TOTAL KNEE ARTHROPLASTY.

Paulo Gilberto Cimbalista de Alencar1, Giovani De Bortoli2, Inácio Facó Ventura Vieira2

  • 1Head of the Hip and Knee Surgery Group, Hospital de Clínicas, Federal University of Paraná

Revista Brasileira De Ortopedia
|March 30, 2016
PubMed
Summary
This summary is machine-generated.

Total knee arthroplasties are rising, leading to more long-term complications like periprosthetic fractures, especially in elderly patients with poor bone quality. Treating these complex fractures requires extensive orthopedic expertise and resources.

Keywords:
Arthroplasty, kneePeriprosthetic fracturesUpdating

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Area of Science:

  • Orthopedic Surgery
  • Biomaterials Science
  • Geriatric Medicine

Background:

  • Rising rates of total knee arthroplasty (TKA) and increased life expectancy contribute to a higher incidence of long-term TKA complications.
  • Elderly patients often present with diminished bone quality, increasing susceptibility to periprosthetic fractures following TKA.
  • Periprosthetic fractures represent a complex orthopedic challenge with varied clinical presentations and potentially poor outcomes.

Purpose of the Study:

  • To highlight the challenges and complexities associated with periprosthetic fractures after total knee arthroplasty.
  • To emphasize the critical need for specialized knowledge and a comprehensive treatment approach for these fractures.
  • To underscore the importance of advanced surgical techniques and resources in managing TKA-related bone complications.

Main Methods:

  • Review of clinical presentations and treatment strategies for periprosthetic fractures.
  • Analysis of the impact of patient factors (e.g., age, bone quality) on fracture occurrence.
  • Evaluation of the multidisciplinary approach required for successful management.

Main Results:

  • Periprosthetic fractures can affect any bone around the knee joint, presenting diverse clinical scenarios.
  • The management of these fractures is intricate, often demanding advanced osteosynthesis techniques and specialized implants.
  • Access to a bone bank is frequently essential for successful reconstruction and achieving optimal patient outcomes.

Conclusions:

  • Periprosthetic fractures are a significant and growing concern in the field of total knee arthroplasty.
  • Effective treatment necessitates a deep understanding of both arthroplasty and fracture fixation principles.
  • A robust therapeutic armamentarium, including bone allografts, is crucial for addressing the complexities of these fractures.