Diagnostic arthroscopy is the keyhole examination of the inside of the knee without actually performing any surgical procedures.
The arthroscope has an integral light source and camera. A second portal allows input of water under pressure, while a third portal allows an instrument such as a probe.
Probing the joint
During a diagnostic arthroscopy a blunt-ended probe is generally used to feel the joint surfaces, examine the menisci and feel for the integrity of the cruciate ligaments.
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