1. Accuracy of High-Resolution Ultrasound in the Detection of Meniscal Tears and Determination of the Visible Area of Menisci by Yorikazu Akatsu, Satoshi Yamaguchi, Shunsuke Mukoyama, Tsuguo Morikawa, Tadashi Yamaguchi, Kan Tsuchiya, Junichi Iwasaki, Ryuichiro Akagi, Yuta Muramatsu, Joe Katsuragi, Taisuke Fukawa, Jun Endo, Kazuhisa Takahashi, and Takahisa Sasho J Bone Joint Surg Am Volume 97(10):799-806 May 20, 2015 ©2015 by The Journal of Bone and Joint Surgery, Inc.

2. Vertical tear of the medial meniscus (arrow) demonstrated on ultrasound. Yorikazu Akatsu et al. J Bone Joint Surg Am 2015;97:799- 806 ©2015 by The Journal of Bone and Joint Surgery, Inc.

3. Needles were placed into the peripheral zone of the menisci at regular intervals. Yorikazu Akatsu et al. J Bone Joint Surg Am 2015;97:799- 806 ©2015 by The Journal of Bone and Joint Surgery, Inc.

4. Five long needles and four short needles were placed, in turn, into each meniscus at an equal distance from one another. Yorikazu Akatsu et al. J Bone Joint Surg Am 2015;97:799- 806 ©2015 by The Journal of Bone and Joint Surgery, Inc.

5. Anteroposterior view. Yorikazu Akatsu et al. J Bone Joint Surg Am 2015;97:799- 806 ©2015 by The Journal of Bone and Joint Surgery, Inc.

6. Lateral view. Yorikazu Akatsu et al. J Bone Joint Surg Am 2015;97:799- 806 ©2015 by The Journal of Bone and Joint Surgery, Inc.