Percutaneous endoscopic surgery for the lumbar spine, which was established in the last
decade, requires only an 8-mm skin incision and causes minimal damage to the paravertebral …

Introduction Intraoperative kinematic analysis using a navigation system in total knee
arthroplasty (TKA) has been increasing. The purpose of the present study was to assess the …

In this review, we focus on findings obtained with biophysic techniques, Fourier transformed
infrared (FTIR) spectroscopy and phosphorus-31 solid-state nuclear magnetic resonance (…

Purpose: To evaluate the clinical results of rigid fixation of the greater trochanter fragment
through a consecutive hemiarthroplasty series using a cementless and modular calcar-…

Lumbar spondylolysis usually occurs as a stress fracture in the pars interarticularis of the
vertebra. It is a prevalent sports-related disorder and a common cause of low back pain. We …

Background: We report the case of a professional baseball player who had severe leg pain
due to lumbar lateral disc herniation at L4-5 and isthmic spondylolisthesis at L5 (double …

The effects of unilateral sciatic neurectomy (USN) on the development of the femur were studied
in 15 growing Wistar-derived rats (age, 5 weeks). The rats were divided into four groups: …

We studied the characteristics of bone mineral density (BMD) and soft tissue composition in
obese Japanese women using dual-energy X-ray absorptiometry. Eighty-nine women, aged …

We studied the changes of biomaterial and biomechanical properties of the rat femur during
development. Thirty male Wistar rats were allocated to 6 groups: aged 6 weeks (n= 5), 9 …

Background: Nonspecific low back pain (NSLBP) is a term used to describe low back pain
of unknown origin with no identifiable generators. Over a decade ago, it was reported to …