Related Experiment Video
Updated: Jul 26, 2026
07:24
Autologous Microfractured and Purified Adipose Tissue for Arthroscopic Management of Osteochondral Lesions of the Talus
Published on: January 23, 2018
10.3K
Management of Horizontal Cleavage Meniscus Tears
Zachary R Burnett1, David C Flanigan2
1Department of Orthopaedics, The Ohio State University Wexner Medical Center, 2835 Fred Taylor Dr. Suite 2200, Columbus, OH, 43202, USA.
Current Reviews in Musculoskeletal Medicine
|December 26, 2024
Summary
Meniscal repair for horizontal cleavage meniscus tears (HCT) is increasingly favored over partial meniscectomy due to long-term knee health benefits. Modern techniques and biologic augmentation improve repair success rates, making it viable for more patients.
Area of Science:
- Orthopedic surgery
- Knee biomechanics
- Regenerative medicine
Background:
- Horizontal cleavage meniscus tears (HCT) historically treated with partial meniscectomy.
- Meniscectomy linked to long-term osteoarthritis development.
- Shift towards meniscus preservation, even in older patients.
Purpose of the Study:
- Overview of current HCT management.
- Description of modern surgical repair techniques for HCTs.
- Emphasis on meniscal preservation benefits.
Main Methods:
- Review of recent research on HCT management.
- Analysis of surgical techniques for meniscus repair.
- Evaluation of biologic augmentation in meniscal repair outcomes.
Main Results:
- Meniscal preservation benefits long-term knee function.
- HCT repair shows success rates comparable to other meniscus tear repairs.
- Biologic augmentation may reduce HCT repair failure rates.
- Modern techniques improve meniscal repair outcomes.
Conclusions:
- Meniscal repair should be considered for a growing number of HCT patients.
- Individual patient factors (goals, activity, expectations) are crucial for success.
- While not all patients are candidates, repair offers a viable alternative to meniscectomy.
Related Concept Videos
01:24Stress-Strain Diagram - Brittle Materials
Brittle materials, including glass, cast iron, and stone, exhibit unique characteristics. They fracture without considerable change in their elongation rate, indicating that their breaking and ultimate strength are equivalent. Such materials also show lower strain levels at the point of rupture. The failure in brittle materials predominantly results from normal stresses, as evidenced by the rupture created along a surface perpendicular to the applied load. These materials do not display...
01:24Stress Concentrations
Stress concentration is when stress intensifies near discontinuities such as holes or abrupt cross-sectional changes in a structural member. This localized stress can often surpass the average stress within the member. The stress distribution in flat bars, either with a circular hole or varying widths connected by fillets, can be determined experimentally using a photoelastic method. The results are based on ratios of geometric parameters like the ratio of the hole's radius to the smaller width...
01:20Plastic Deformation in Circular Shafts
When materials are subjected to forces that surpass their yield strength, they undergo a process known as plastic deformation. This results in a permanent alteration or strain in their structure. This concept can be specifically applied to circular shafts, where the deformation leads to a change in its shape. The precise evaluation of this plastic deformation requires understanding the stress distribution within the circular shaft, which is achieved by calculating the maximum shearing stress in...
01:09Bending of Material: Problem Solving
In this lesson, determine the ratio of the maximum bending moments applied to two metal pipes, given that both pipes can withstand a maximum stress of 100 MPa. Both pipes have an outer radius of 1.8 cm. Pipe A has an inner radius of 1.5 cm, and Pipe B has an inner radius of 1 cm. The ratio of the maximum bending moment applied to two metallic pipes, each with a different inner and outer radius, is determined by considering their dimensions. The inner radius of the first pipe is 1.5 cm, and for...
01:20Microcracking in Concrete
Microcracking in concrete refers to the tiny cracks that can form within the material even before any external load is applied. These microcracks typically occur at the interface between the coarse aggregate and the hydrated cement paste, often as a result of differential volume changes prompted by variations in stress-strain behavior, as well as thermal and moisture movement. Initially, these microcracks remain stable and do not grow substantially until the concrete is stressed to about 30...
01:28Types of Non-structural Cracks in Concrete
Non-structural cracks are primarily of three types: plastic, early-age thermal, and drying shrinkage cracks. Plastic cracks are further classified into plastic shrinkage cracks and plastic settlement cracks.
Plastic shrinkage cracks typically form within hours after the concrete is poured. The concrete's surface dries faster than the bottom, creating tensile stress that the still-plastic concrete cannot withstand, leading to diagonal or randomly patterned cracks on the concrete surface.
Plastic...
Plastic shrinkage cracks typically form within hours after the concrete is poured. The concrete's surface dries faster than the bottom, creating tensile stress that the still-plastic concrete cannot withstand, leading to diagonal or randomly patterned cracks on the concrete surface.
Plastic...