Meniscus experiments have been carried out and 264 patients(374meniscuses)examined with B-mode ultrasound in our hospital. The result proves thatB-mode ultrasound not only can show the image of meniscus but differentiate the ab-normal meniscus from the normal.The corresponding rate of B-mode ultrasound toclinical diagnosis is 86. 36%
to operation is 95%。 This examination has many advantagessuch as non-invasiveness