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Related Experiment Video

Updated: Jun 18, 2026

Surgical Retrieval, Isolation and In vitro Expansion of Human Anterior Cruciate Ligament-derived Cells for Tissue Engineering Applications
08:30

Surgical Retrieval, Isolation and In vitro Expansion of Human Anterior Cruciate Ligament-derived Cells for Tissue Engineering Applications

Published on: April 30, 2014

Anatomic single-bundle ACL reconstruction.

Mark Steiner1

  • 1New England Baptist Hospital, Boston, MA 02120, USA. mesteinermd@cs.com

Sports Medicine and Arthroscopy Review
|November 14, 2009
PubMed
Summary
This summary is machine-generated.

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Anatomic anterior cruciate ligament (ACL) reconstruction using an anteromedial portal technique can restore knee stability. This method ensures proper graft placement, improving function and potentially preventing further joint damage.

Area of Science:

  • Orthopedic Surgery
  • Sports Medicine
  • Biomechanics

Background:

  • Conventional single-bundle anterior cruciate ligament (ACL) reconstruction using transtibial drilling may not adequately restore knee stability.
  • Inadequate graft placement can lead to functional deficits and chondral injuries.
  • Two-bundle ACL reconstruction evolved to enhance rotational stability, emphasizing graft centering within native ACL insertions.

Purpose of the Study:

  • To evaluate ACL reconstruction techniques.
  • To determine if anatomic graft placement with independent drilling can restore physiologic knee laxity.
  • To highlight the necessity of understanding ACL insertions and employing anteromedial portal drilling.

Main Methods:

  • Critical evaluation of existing ACL reconstruction techniques.

Related Experiment Videos

Last Updated: Jun 18, 2026

Surgical Retrieval, Isolation and In vitro Expansion of Human Anterior Cruciate Ligament-derived Cells for Tissue Engineering Applications
08:30

Surgical Retrieval, Isolation and In vitro Expansion of Human Anterior Cruciate Ligament-derived Cells for Tissue Engineering Applications

Published on: April 30, 2014

  • Focus on anatomic graft placement principles.
  • Utilizing an independent drilling method via an anteromedial portal.
  • Adjusting technique for knee flexion over 125 degrees during drilling.

    • Main Results:

    • Anatomic single-bundle grafts, when placed using independent anteromedial portal drilling, can restore physiologic laxity.
    • This technique ensures grafts are centered within native ACL insertions.
    • Graft positioning may lead to lengthening in extension, with fixation achievable near full extension.

    Conclusions:

    • Anatomic graft placement is crucial for successful ACL reconstruction.
    • Independent drilling through an anteromedial portal is essential for precise graft positioning.
    • This technique offers a viable method to restore knee function and stability after ACL injury.