2024年5月9日 · Hip pain can have many different causes. Depending on the cause, you may feel pain in different areas of the hip, such as the inside of the hip or groin, and the outside of the …

2017年10月1日 · The Perkins-Kern-Nordgren (PKN) model is another well-known 2D classic hydraulic fracturing model with a long fracturing length (hundreds of meters in length, x -axis …

Here, we'll review all causes of pain in the hip region and show you the exam to diagnose each one. Before we can review the exam of the hip, it's important to know the possible diagnoses. …

2020年12月1日 · The PKN model assumes negligible shear stresses and that the fracture, thus, propagates only owing to the tensile stress, as has been demonstrated in hydraulic fracturing …

2010年2月1日 · Excessive hip adduction and internal rotation during weight bearing has the potential to affect the kinematics of the entire lower extremity. More specifically, excessive hip …

2009年5月12日 · This article reexamines the classical PKN model of hydraulic fracture Perkins and Kern (J. Pet. Tech. Trans. AIME, 222:937–949 (1961)) and Nordgren (J. Pet. Tech. …

2010年2月1日 · Physical therapy diagnosis related to the hip and adjacent regions often requires a solid understanding of the actions of the surrounding muscles. This knowledge is …

Larger hip forces are required for people who have a wide pelvis and short femoral necks. These people have an increased lever arm ratio, and thus require an increase in abductor muscle …

2014年6月1日 · DIAGNOSIS/CLASSIFICATION — NONARTHRITIC HIP JOINT PAIN: Clinicians should use the clinical findings of anterior groin or lateral hip pain or generalized hip joint pain …

A detailed model of the muscles spanning the hip joint for muscle force and joint load prediction at the hip.