Physical Therapists in Primary Care Are Interested in High Quality Evidence Regarding Efficacy of Therapeutic Ultrasound for Knee Osteoarthritis: A Provincial Survey by Norma J. MacIntyre, Jason W. Busse, Mohit Bhandari

“…The main goal for using US was to reduce pain in the surrounding soft tissue (n=66) and/or the knee joint (n=43). Almost half (46%) endorsed the belief that US is likely to be beneficial for clients with nonsurgical knee OA. …”
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Dysfunction Characteristics of Knee Osteoarthritis with the Conception of"Muscles and Bones, Arthralgia and Flaccidity, Asthenia and Sthenia, Dynamic and Static, Hardness and Softn... by Jiemei GUO, Peng CHEN, Tangyan CAI, Yan XIAO, Xiao MAO, Youxin SU

“…Knee osteoarthritis (KOA) is a progressive disease, which is mainly manifested by knee joint pain, stiffness, restricted flexion and extension, joint instability, decreased motor control, and low proprioception. …”
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Design and Analysis of the Bionic Mechanical Foot with High Trafficability on Sand by Rui Zhang, Hao Pang, Haijin Wan, Dianlei Han, Guoyu Li, Lige Wen

“…After analyzing the angle changes of the ankle joint and the metatarsophalangeal (MTP) joint, the displacement changes of the knee joint, the ankle joint, the MTP joint, and each phalanx along the z-axis, the plantar pressure distribution, and the footprints, we drew the conclusion that the bionic mechanical foot is helpful to reduce the sinkage and improve the trafficability on sand ground. …”
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Kinematics and Mechanical Properties of Knees following Patellar Replacing and Patellar Retaining Total Knee Arthroplasty by Rongying Huang, Yanqiang Liu, Jun Zhu

“…The present study presented approaches and technologies for evaluating kinematics and mechanical properties of total knee joint after TKA under gait loads.…”
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Lipoma Arborescens of the Knee: Report of Three Cases and Review of the Literature by Ioannis Tsifountoudis, Dimitrios Kapoutsis, Anastasios-Nektarios Tzavellas, Ioannis Kalaitzoglou, Apostolos Tsikes, George Gkouvas

“…It usually involves the suprapatellar pouch of the knee joint. It is not a neoplasm but is rather considered a nonspecific reactive response to chronic synovial irritation, due to either mechanical or inflammatory insults. …”
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Application of Neural Network in the Stability of Biped Robot and Embedded Control of Walking Mode by Jianrui Zhang, Zhaohui Yuan, Huan Geng, Sheng Dong, Fuli Zhang, Jingchao Li

“…The most obvious reduction of the deviation is that the ankle joint decreases from 2.5 to 0.07 when rotating, and the knee joint angle deviation is reduced from 3.8 to 2, which greatly improves the stability of the biped robot’s walking mode.…”
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Impacts of Tougu Xiaotong Capsule on Chondrocytes Ultrastructure and Cartilage Matrix in Rats with Early Stage Osteoarthritis by Xiaodong LU, Ruhui LIN, Wenlie CHEN, Fangfang FENG, Yunmei HUANG, Meiya HUANG

“…The rat model of osteoarthritis was established by papain injection into knee joint cavity, and the rats received TXC aqueous solution intragastric for four weeks, then rats were sacrificed to extract the femoral condyle cartilage for sample preparation. …”
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Effects of Patellofemoral Pain Syndrome on Changes in Dynamic Postural Stability during Landing in Adult Women by Chanki Kim, Seunghyeok Yeom, Seji Ahn, Nyeonju Kang, Kiwon Park, Kyoungkyu Jeon

“…Patients with PFPS experienced more shock on their knee joint during landing than patients in the control group with greater anteroposterior instability and lower mediolateral instability.…”
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Quarter-Millimeter-Resolution Molecular Mouse Imaging with U-SPECT by Oleksandra Ivashchenko, Frans van der Have, Jose L. Villena, Harald C. Groen, Ruud M. Ramakers, Harrie H. Weinans, Freek J. Beekman

“…The reconstructed spatial resolution (the smallest visible capillary diameter in a hot-rod resolution phantom) was 0.25 mm. Knee joint images show tiny structures such as the femur epicondyle sulcus, as well as a clear separation between cortical and trabecular bone structures. …”
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Development and Performance Verification of a Motorized Prosthetic Leg for Stair Walking by Kiwon Park, Hyoung-Jong Ahn, Kwang-Hee Lee, Chul-Hee Lee

“…The DC motor system was introduced to imitate gait motion in the knee joint, and a spring system was applied at the ankle joint to create torque and flexion angle. …”
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Determinants of self-care behaviors in patients with knee osteoarthritis based on the theory of planned behavior in Iran by Mohammad Ali Morowatisharifabad, Sakineh Gerayllo, Zohreh Karimiankakolaki, Ali Dehghan, Hossein Soleymani Salehabadi, Hossein Fallahzadeh

“…Introduction: Knee osteoarthritis (OA) is one of the most prevailing causes of knee joint pains depending on age and one of the main reasons for functional deficiency. …”
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Adaptive Compensation Control of Closed-chain Lower Limb Rehabilitation Robots Based on the RBF Neural Network by Li Dongqi, Qin Jianjun, Sun Maolin, Zheng Haoran, Li Wei

“…Moreover, the peak angle errors of the hip joint and the knee joint trajectory tracking are 0.08° and 0.13° respectively, which are much less than the rotation angle of patients' lower limbs in rehabilitation exercise. …”
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Therapeutic efficacy of intra-articular injection of human adipose-derived mesenchymal stem cells in a sheep model of knee osteoarthritis by Jigang Lei, Xingyi Chen, Haohao Xie, Yuhao Dai, Zhongjin Chen, Liang Xu

“…KOA was surgically induced by anterior cruciate ligament transection and medial meniscectomy, followed by intra-articular injection of saline (negative control group) or haMSCs (haMSC group) into the right knee joint at 6 and 9 weeks after surgery. Sheep were sacrificed 21 weeks after surgery, and samples (whole knee joints, femoral condyles, and tibias) were collected, processed, and analyzed. …”
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Physical activity and gait kinematics in the elderly by Victor Pitzer Neto, Airton Rombaldi, Mirelle Saes, Fernando Siqueira

“…As for the ankle joint angle, during the gait phase referred to as toe-off, the angle was greater in the active group (82.98, SD 5.96) compared with the inactive group (86.05, SD 5.44) (p=0.025). Average knee joint angles in degrees during the toe-off phase were 151.02 (SD 10.03) in the active group, 151.12 (SD 7.79) in the insufficiently active and 143.35 (SD 7.08) (p= 0.006) in inactive group. …”
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Kinematic and Kinetic Predictors of Y-Balance Test Performance by Samuel Nelson, Charles S Wilson, James Becker

“… # Conclusion The ability to generate large hip and knee joint moments in the sagittal and frontal plane are critical for YBT performance…”
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Diagnosis and Treatment of a Symptomatic Posterior Cruciate Ganglion Cyst in a Child with Autism by Valerio Andreozzi, Edoardo Monaco, Fabio Conteduca, Raffaele Iorio, Daniele Mazza, Piergiorgio Drogo, Andrea Ferretti

“…Intra-articular ganglion cysts of the knee joint are rare and mostly incidental findings in magnetic resonance imaging (MRI) or arthroscopy. …”
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Genetic Algorithms Based Approach for Designing Spring Brake Orthosis – Part Ii: Control of FES Induced Movement by M. S. Huq, M. O. Tokhi

“…A leg model including the FES knee joint model of the knee extensor muscle vasti along with the passive properties is used in the simulation. …”
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Isolated Distal Fibular Stress Fracture after Total Hip Arthroplasty in a Patient with Developmental Dysplasia of the Hip by Tomofumi Nishino, Fumi Ochiai, Tomohiro Yoshizawa, Hajime Mishima, Masashi Yamazaki

“…Valgus alignment change of the knee joint and vitamin D deficiency were considered the main causes of the stress fracture. …”
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How knee muscles and ground reaction forces shape knee buckling and ankle push-off in neuromuscular simulations of human walking by Alexandra Buchmann, Bernadett Kiss, Alexander Badri-Spröwitz, Daniel Renjewski

“…At the start of knee buckling, the GRF vector is positioned near the knee joint’s neutral axis, assisting in knee flexion. …”
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Design and Validation of a Biomimetic Leg-Claw Mechanism Capable of Perching and Grasping for Multirotor Drones by Yan Zhao, Ruzhi Xiang, Hui Li, Chang Wang, Jianhua Zhang, Xuan Liu, Yufei Hao

“…A ratchet and pawl mechanism at the knee joint locks the leg in the bent position, thereby enhancing the gripping force of the claw. …”
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