A Static Bioimpedance and Dynamic Acoustic Myography Preliminary Assessment of Low Frequency Therapeutic Ultrasound Treatment of the Shoulder Muscle Trapezius: An Equine Study  

作　　者：Diane lsbell Sebastian Laguna Adrian Harrison Diane lsbell;Sebastian Laguna;Adrian Harrison(Equine Vet Practice, Livermore, CA, USA;University of La Salle Veterinary Sciences, Bogota, Colombia;Biomechanics & Rehabilitation, Section for Pathobiological Sciences, Faculty of Health & Medical Sciences, Copenhagen Uni-versity, Copenhagen, Denmark)

机构地区：[1]Equine Vet Practice, Livermore, CA, USA [2]University of La Salle Veterinary Sciences, Bogota, Colombia [3]Biomechanics & Rehabilitation, Section for Pathobiological Sciences, Faculty of Health & Medical Sciences, Copenhagen Uni-versity, Copenhagen, Denmark

出　　处：《Open Journal of Veterinary Medicine》2021年第4期125-135,共11页兽医学（英文）

摘　　要：<strong>Background:</strong><b><span style="font-family:;" "=""> </span></b><span style="font-family:;" "="">In horses, therapeutic ultrasound has been shown to be beneficial for suspensory ligament injuries, and more generally to stimulate tissue repair and reduce localized pain. However, it has yet to be examined in relation to soft tissue injuries sustained during competition or in connection with rider/saddle interactions. <b>Aim: </b>The aim of the present study was to examine the efficacy of topical low-frequency therapeutic ultrasound on the shoulder muscles of injured horses. <b>Methods:</b></span><b><span style="font-family:;" "=""> </span></b><span style="font-family:;" "="">Muscle mass and cellular health was assessed for <i>M. trapezius</i> using non-invasive multi-frequency bioimpedance, and dynamic improvements in <i>M. trapezius</i> and <i>M. latissimus dorsi</i> were examined using acoustic myography (AMG). A total of 8 injured horses (painful to palpation and atrophied) were treated using an</span><span style="font-family:;" "=""> </span><span style="font-family:;" "="">EQ Pro Therapy unit, following a set protocol that comprised treatment every other day for 10 treatments. Pre-treatment values were then compared with post-treatment measurements (1 & 6 months later). </span><b><span style="font-family:;" "="">Results:</span></b><b><span style="font-family:;" "=""> </span></b><span style="font-family:;" "="">The mfBIA results for <i>M. trapezius</i> showed a significant improvement (P</span><span style="font-family:;" "=""> </span><span style="font-family:;" "=""><</span><span style="font-family:;" "=""> </span><span style="font-family:;" "="">0.05) of EQ Pro Therapy treatment for the membrane capacitance (Mc) and phase angle (PA) parameters when comparing the Pre <span>vs</span> Post</span><span style="font-family:;" "=""> </span><span style="font-family:;" "="">1 and Post</span><span style="font-family:;" "=""> </span><span style="font-family:;" "="">1 <span>vs</span> Post</span><span style="fon<strong>Background:</strong><b><span style="font-family:;" "=""> </span></b><span style="font-family:;" "="">In horses, therapeutic ultrasound has been shown to be beneficial for suspensory ligament injuries, and more generally to stimulate tissue repair and reduce localized pain. However, it has yet to be examined in relation to soft tissue injuries sustained during competition or in connection with rider/saddle interactions. <b>Aim: </b>The aim of the present study was to examine the efficacy of topical low-frequency therapeutic ultrasound on the shoulder muscles of injured horses. <b>Methods:</b></span><b><span style="font-family:;" "=""> </span></b><span style="font-family:;" "="">Muscle mass and cellular health was assessed for <i>M. trapezius</i> using non-invasive multi-frequency bioimpedance, and dynamic improvements in <i>M. trapezius</i> and <i>M. latissimus dorsi</i> were examined using acoustic myography (AMG). A total of 8 injured horses (painful to palpation and atrophied) were treated using an</span><span style="font-family:;" "=""> </span><span style="font-family:;" "="">EQ Pro Therapy unit, following a set protocol that comprised treatment every other day for 10 treatments. Pre-treatment values were then compared with post-treatment measurements (1 & 6 months later). </span><b><span style="font-family:;" "="">Results:</span></b><b><span style="font-family:;" "=""> </span></b><span style="font-family:;" "="">The mfBIA results for <i>M. trapezius</i> showed a significant improvement (P</span><span style="font-family:;" "=""> </span><span style="font-family:;" "=""><</span><span style="font-family:;" "=""> </span><span style="font-family:;" "="">0.05) of EQ Pro Therapy treatment for the membrane capacitance (Mc) and phase angle (PA) parameters when comparing the Pre <span>vs</span> Post</span><span style="font-family:;" "=""> </span><span style="font-family:;" "="">1 and Post</span><span style="font-family:;" "=""> </span><span style="font-family:;" "="">1 <span>vs</span> Post</span><span style="fon

关 键 词：Horse Skeletal Muscle Acoustic Myography Low Frequency Ultrasound 

分 类 号：O17[理学—数学]