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Related Experiment Video

Updated: Jan 23, 2026

Destabilization of the Medial Meniscus and Cartilage Scratch Murine Model of Accelerated Osteoarthritis

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Published on: July 6, 2022

Arthroscopic All-Inside Medial Meniscus Extrusion Reduction.

Bancha Chernchujit¹, Sumit Agrawal^1,2

¹Department of Orthopaedics, Faculty of Medicine, Thammasat University Hospital, Pathumthani, Thailand.

Arthroscopy Techniques

|June 14, 2019

Summary

This study presents an all-inside arthroscopic technique to reduce medial meniscus extrusion caused by posterior root tears. The method efficiently repositions the meniscus without a tibial tunnel, potentially slowing knee arthrosis progression.

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Area of Science:

Orthopedic Surgery
Knee Arthroscopy
Meniscal Repair

Background:

Medial meniscus extrusion is common after posterior root tears.
Meniscus extrusion accelerates knee arthrosis progression.
Effective reduction of extrusion is crucial for knee joint preservation.

Purpose of the Study:

To describe a novel all-inside arthroscopic technique for reducing medial meniscus extrusion.
To offer an alternative to traditional methods that may require transosseous tunnels.

Main Methods:

An all-inside arthroscopic approach using an additional medial portal.
A double-loaded suture anchor is utilized to fix the extruded meniscus.
The technique avoids the need for transosseous tibial tunnels.

Main Results:

The described technique successfully reduces medial meniscus extrusion.
It allows secure fixation of the meniscus in its native anatomical position.
The procedure is noted for its ease of performance and efficiency.

Conclusions:

This all-inside arthroscopic technique provides an effective and efficient method for reducing medial meniscus extrusion.
It offers a valuable surgical option for patients with medial meniscus posterior root tears.
The technique may help mitigate the progression of knee arthrosis by addressing meniscus extrusion.