1Pilla AA, Mont MA, Nasser PR, et al. Non-invasive low-intensity pulsed ultrasound accelerates bone healing in the rabbit. J Orthop Traauma, 1990, 4.. 246--253.
2Wang SJ, Lewallen DG, Bolander ME, et al. Low intensity ultrasound treaatment increases strength in a rat femoral fracture model. J Orthop Res, 1994, 12:40--47.
3Jingushi S, Azuma V, ho M, et al. Effects of non-invasive pulsed low-intensity ultrasound on rat femoral fracture. In Proceedings of the Third World Congress of Biomechanics, 1998.175.
4Duarte LR. The stimulation of bone growth by ultrasound. Areh Orthop Trauma Surg, 1983, 101:153--159.
5Glazer PA, Heilmannmr, Lotz JC, et al. Use of ultrasound in spinal arthrodesis. A rabbit model. Spine, 1998, 23:1142--1148.
6Shimazaki A, Inui K, Azuma Y, et al. Low-intensity pulsed ultrasound accelerates bone maturation in distraction osteogenesis in rabbits. J Bone Joint Surg (Br), 2000, 82; 1077--1082.
7Chapman IV, MacNally NA, Tucker S. Ultrasound-induced changes in rates of influx and efflux of potassium ions in rat thymoeytes in vitro.Ultrasound Med Biol, 1980,6 : 47-- 58.
8Ryaby JT, Mathew J, Duarte-Alves P. Low intensity pulsed ultrasound affects adenylate eyelase activity and TGF - β synthesis in osteoblasti cells. Trans Orthop Res Soc, 1992, 7: 590.
9Parvlzi J, Wu CC, Lewanen DG, et al. Low-intensity ultrasound stimulates proteoglycan synthesis in rat chondrocytes by increasing aggrecan gene expression. J Orthop Res, 1999, 17:488--494.
10Wu CC, Lewallen DG, Bolander ME, et al. Exposure to low intensity ultrasound stimulates aggrecan gene expression by cultured chondrocytes. Trans Orthop Res Soe, 1996, 21:622.
