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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...
Healing II: Complications01:24

Healing II: Complications

Complications during healing arise when tissue repair is altered by local or systemic factors. These changes involve abnormal collagen deposition, altered biomechanics, and reduced vascular supply, impairing restoration of normal structure and function.Loss of FunctionScar tissue differs significantly from the original tissue it replaces. In the skin, fibrosis lacks adnexal structures such as hair follicles, sebaceous glands, and sweat glands. Their absence reduces tactile sensitivity, impairs...

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Related Experiment Video

Updated: May 12, 2026

Arthroscopic Excision of Posterior Cruciate Ligament Cysts Using a Double Posteromedial Approach
05:44

Arthroscopic Excision of Posterior Cruciate Ligament Cysts Using a Double Posteromedial Approach

Published on: October 20, 2023

[Trauma sequalae after complex knee ligament injuries].

M Jagodzinski1, M Ettinger, E Liodakis

  • 1Unfallchirurgische Klinik, Medizinische Hochschule Hannover, Carl-Neuberg-Strasse 1, 30161, Hannover, Deutschland. jagodzinski.michael@mh-hannover.de

Der Unfallchirurg
|April 23, 2013
PubMed
Summary
This summary is machine-generated.

Complex knee ligament injuries can lead to stiffness, instability, and osteoarthritis. While treatments improve function, a full return to pre-injury levels is not yet achievable.

Related Experiment Videos

Last Updated: May 12, 2026

Arthroscopic Excision of Posterior Cruciate Ligament Cysts Using a Double Posteromedial Approach
05:44

Arthroscopic Excision of Posterior Cruciate Ligament Cysts Using a Double Posteromedial Approach

Published on: October 20, 2023

Area of Science:

  • Orthopedic surgery
  • Sports medicine
  • Knee biomechanics

Context:

  • Complex ligament injuries significantly impair knee joint function.
  • Residual conditions include arthrofibrosis, instability, cartilage damage, osteoarthritis, and bone deformity.

Purpose:

  • To outline diagnostic considerations for complex knee ligament injuries.
  • To review current therapeutic options and their outcomes.

Summary:

  • Accurate diagnosis requires assessing instability direction/extent, cartilage lesion severity, and axis/bone deformity.
  • Treatment options include adhesiolysis, ligament reconstruction, cartilage regeneration, and axis correction.
  • Patients generally benefit from interventions, but pre-injury functional levels are not fully restored.

Impact:

  • Highlights the multifaceted nature of complex knee injuries.
  • Emphasizes the limitations of current treatments in achieving complete functional recovery.
  • Informs clinical decision-making and future research directions in knee reconstruction.