Distally placed arthroscopic portal

If the arthroscopic portal is placed too far distally there is chance to damage the anterior portion of lateral meniscus. This is possible in case of a low-riding patella, if the surgeon uses the patellar apex as the landmark. It is important therefore to note the level of patella before establishing the arthroscopic portal.

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A switching rod is first inserted into the instrument portal like any operating instrument and positioned under vision. The arthroscope is removed from the arthroscopic portal, detached from the shea