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Inside-Out Approach to Meniscus Repair: Still the Gold Standard?

  • Meniscus (A Kyrch, Section Editor)
  • Published:
Current Reviews in Musculoskeletal Medicine Aims and scope Submit manuscript

Abstract

Purpose of Review

The purpose of this review is to provide an up-to-date summary on the current literature and trends regarding use of the inside-out approach to meniscus repair. Additionally, the paper describes the authors preferred techniques for inside-out meniscus repair utilizing posteromedial and posterolateral exposures.

Recent Findings

There has been a substantial increase in recent publications regarding meniscus repair. However, comparisons regarding the optimal repair technique have not been conclusive. Despite the recent increase in use of all-inside devices, multiple investigations with short-to-mid-term follow-up have demonstrated similar rates of meniscus healing between inside-out and all-inside repair techniques. Similarly, current literature describes comparable failure rates of around 20%. There are variations in the profile of complications, with all-inside devices having more implant-related complications and inside-out techniques with higher neurovascular injuries.

Summary

Inside-out meniscus repair is a versatile, cost-effective technique that remains the gold standard for management of most meniscus tear patterns. Through a thoughtful approach, efficient suture retrieval and repair can be performed while protecting critical neurovascular structures. All-inside meniscus repair devices have increased in popularity and surgeon access, but this technique is not without limitations and comparisons to inside-out meniscus repair demonstrates equivocal outcomes.

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Funding

The authors would like to acknowledge the support from the Foderaro-Quattrone Musculoskeletal-Orthopaedic Surgery Research Innovation Fund.

This work was partially funded by the following: National Institute of Arthritis and Musculoskeletal and Skin Diseases for the Musculoskeletal Research Training Program (T32AR56950). Its contents are solely the responsibility of the authors and do not necessarily represent the official views of the NIH.

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Correspondence to Michael J. Stuart.

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All reported studies/experiments with human or animal subjects performed by the authors have been previously published and complied with all applicable ethical standards (including the Helsinki declaration and its amendments, institutional/national research committee standards, and international/national/institutional guidelines.

Conflict of Interest

Authors EMM and JNW report no financial disclosures. Author AJK reports royalties, consulting, and personal fees from the Arthrex Inc., reports grant funding from the DJO, LLC, and reports royalties from the Responsive Arthroscopy LLC. Author MJS reports royalties, consulting fees, and personal fees from the Arthrex Inc., reports personal fees from the Gemini Inc. Authors SET and AKR received partial grant funding from the National Institute of Arthritis and Musculoskeletal and Skin Diseases for the Musculoskeletal Research Training Program (T32AR56950).

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Marigi, E.M., Till, S.E., Wasserburger, J.N. et al. Inside-Out Approach to Meniscus Repair: Still the Gold Standard?. Curr Rev Musculoskelet Med 15, 244–251 (2022). https://doi.org/10.1007/s12178-022-09764-5

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