Publications by authors named "Mutsumi Ohue"

A 68-year-old man with a right distal radius fracture treated with volar locking plate fixation previously was unable to flex his right thumb and four fingers without experiencing any adverse event. The flexor pollicis longus was reconstructed with a tendon graft using the lengthened flexor digitorum superficialis. The flexor digitorum profundus (FDP) of the ring finger was reconstructed with a tendon graft using the palmaris longus.

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Background: Arthroscopic superior capsule reconstruction (SCR) was developed to restore shoulder superior stability, muscle balance, and function in patients with irreparable posterior-superior rotator cuff tears.

Purpose: To assess the effects of concomitant subscapularis tendon tear, which may reduce glenohumeral stability and force coupling, on clinical outcomes of SCR for irreparable posterior-superior rotator cuff tears.

Study Design: Cohort study; Level of evidence, 3.

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Background: Partial-thickness rotator cuff tears are common shoulder injuries in baseball players. For some tears, the symptoms can be relieved through physical therapy or debridement without rotator cuff repair.

Purpose: To assess whether partial-thickness rotator cuff tear by itself causes shoulder pain and muscle weakness in baseball players.

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Background: Arthroscopic superior capsule reconstruction was developed to restore superior stability, muscle balance, and function in the shoulder joint after an irreparable rotator cuff tear. Our objective was to assess the functional and radiographic results of superior capsule reconstruction after 5 years of follow-up.

Methods: Thirty patients who underwent arthroscopic superior capsule reconstruction using fascia lata autograft were enrolled in this study.

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Background: Retear of repaired rotator cuff tendons worsens patient outcome and decreases patient satisfaction. Superior capsule reconstruction (SCR) was developed to center the humeral head and thus restore the force couple for patients with rotator cuff tears.

Purpose: To evaluate whether SCR for reinforcement before arthroscopic rotator cuff repair (ARCR) improves cuff integrity.

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Background: Patients with pseudoparalysis and irreparable rotator cuff tears have very poor function. The authors developed a superior capsule reconstruction (SCR) technique for irreparable rotator cuff tears that restores shoulder stability and muscle balance, improving shoulder function and relieving pain.

Purpose: To evaluate whether arthroscopic SCR reversed preoperative pseudoparalysis in patients with irreparable rotator cuff tears.

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Background: Although sports participation and heavy physical work can contribute to rotator cuff tears, many patients expect to return to these activities after surgery; however, irreparable rotator cuff tears can preclude this outcome. A new surgical treatment-arthroscopic superior capsule reconstruction (SCR)-restores shoulder stability and muscle balance in patients with irreparable rotator cuff tears; consequently, it improves shoulder function and relieves pain.

Purpose: To evaluate the rates of return to sports and physical work among patients treated with arthroscopic SCR.

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Background: Excessive anterior capsular laxity (elongation of the anterior capsular ligaments) causes shoulder subluxation during acceleration of the throwing motion, leading to a disabled throwing shoulder. Few biomechanical studies have investigated the relationship between anterior capsular laxity and internal impingement, another cause of the disabled throwing shoulder.

Purpose/hypothesis: The purpose of this study was to assess the effect of anterior capsular laxity on forceful internal impingement during the late cocking phase.

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An 88-year-old woman suffering from femoral neck fracture was transported to the emergency room of a hospital. The patient and her family refused transfusion, despite anemia, stating their affiliation with Jehova's Witnesses. Surgery was performed under general anesthesia, and the following day, anemia (hemoglobin, 7.

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Pain is sensed, transmitted, and modified via a variety of mediators and their receptors. Histamine is a well-known mediator of pain. In addition to their antagonistic effects against histamine, classical antihistaminics possess, to various degrees, antimuscarinergic, antiserotonergic, antiadrenergic, local anesthetic, membrane-stabilizing and other pharmacologic actions.

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Purpose: The objective of this study was to investigate the clinical outcome and radiographic findings after arthroscopic superior capsule reconstruction (ASCR) for symptomatic irreparable rotator cuff tears.

Methods: From 2007 to 2009, 24 shoulders in 23 consecutive patients (mean, 65.1 years) with irreparable rotator cuff tears (11 large, 13 massive) underwent ASCR using fascia lata.

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Our purpose in this study was to investigate the application of B+M-mode ultrasound (B/M-mode) imaging as a new approach to quantifying activity patterns of the geniohyoid muscles during swallowing and to assess how these patterns differ according to age and gender. Sixty healthy volunteers (30 men, 30 women) were divided into three age groups (20-39, 40-59, 60-79 years). The subjects were then given 10 ml of mineral water.

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Background: Although previous biomechanical research has demonstrated the superiority of the suture-bridge rotator cuff repair over double-row repair from a mechanical point of view, no articles have described the structural and functional outcomes of this type of procedure.

Hypothesis: The structural and functional outcomes after arthroscopic rotator cuff repair may be different between the single-row, double-row, and combined double-row and suture-bridge (compression double-row) techniques.

Study Design: Cohort study; Level of evidence, 3.

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In an evaluation of the diagnostic criteria for ultrasonography (US) of transient synovitis in children, in a prospective study, 34 consecutive children with a painful hip underwent US. The ultrasonographic joint space (UJS) and the effusion space were measured in both hips, and the width of the UJS thickness in the asymptomatic hips was compared with that in the symptomatic hips. US showed the presence of a joint effusion in 31 of the 34 children and a bilateral effusion in 3.

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Back and knee pain is a widespread health problem and a serious threat to the quality of life (QOL) in middle-aged and older adults, as it frequently accompanies osteoporosis and osteoarthritis. In order to compare the effects of elcatonin and risedronate on such pain, 20 units of elcatonin was intramuscularly injected to 18 patients, and 5 mg of risedronate was orally administered daily to 20 others with similar backgrounds. Exercise-induced pain was analyzed by measuring the fall of skin impedance by electroalgometry (EAM), and subjective pain was recorded by a visual rating system (VRS) on a scale of 0 (no pain) to 100 (unbearable pain).

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Our aim in this study was to evaluate hyoid bone movement trajectories and the age-related changes during swallowing in healthy subjects by ultrasonography. Data were obtained from 30 healthy volunteers (15 men, 15 women) in three age groups (20-39, 40-59, 60-79 years). The subjects were examined while sitting in an upright position, with the back against a wall to control movement.

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With the use of stable isotopes, this study aimed to compare the bioavailability of active absorbable algal calcium (AAACa), obtained from oyster shell powder heated to a high temperature, with an additional heated seaweed component (Heated Algal Ingredient, HAI), with that of calcium carbonate. In 10 postmenopausal women volunteers aged 59 to 77 years (mean ± S.D.

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To assess the effect of raloxifene on bone and joint pain, 24 postmenopausal women with back or knee pain or both were randomly divided into two groups, based on the chronological sequence of consultation, to be treated with 60 mg raloxifene and 1 microg alfacalcidol (RA)/day (group RA) or 1 microg alfacalcidol alone (A)/day (group A), respectively, for 6 months. Pain following knee loading (KL) by standing up from a chair and bending the knee by squatting, knee and spine loading (KSL) by walking horizontally and ascending and descending stairs, and spine loading (SL) by lying down supine on a bed and leaving the bed to stand was evaluated by electroalgometry (EAM), based on measurement of the fall of skin impedance, and a visual rating scale (VRS), recording subjective pain on a scale of 0-100 between no pain and unbearable pain. The two groups showed no significant difference as to age, indices of mineral metabolism, back and knee pain, and bone status.

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Analgesic effects of etidronate, alendronate and risedronate were compared in patients with osteoporosis and/or osteoarthritis by measuring the fall of skin impedance along with conventional subjective pain-estimation by visual rating scale (VRS). One hundred ninety-nine postmenopausal women consulting the Osteoporosis and Osteoarthritis Clinic of Katsuragi Hospital complaining of back and/or knee pain were randomly divided into four groups; Group A (49 subjects) given 5 mg/day alendronate, Group E (50 subjects) 200 mg/day etidronate, Group R (50 subjects) 2.5 mg/day risedronate and Group P no bisphosphonate.

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Sway and postural instability have drawn attention as a risk factor for osteoporotic fracture, in addition to low bone mineral density (BMD) and poor bone quality. In view of the fracture-reducing effect of alfacalcidol and active absorbable algal calcium (AAA Ca) not readily explained by rather mild increases of BMD, attempts were made to evaluate postural stabilizing effect of alfacalcidol, AAA Ca, and calcium carbonate (CaCO(3)) by computerized posturography. Track of the gravity center was analyzed to calculate parameters related to tract length, track range, and track density to express the degree of sway before and after supplementation in 126 subjects ranging in age between 20 and 81 years randomly divided into four groups.

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The swaying and postural instability frequently seen in elderly subjects had not been analyzed quantitatively in detail until the introduction of computerized posturography. In order to assess the changes of body sway with aging, we performed computerized posturography in 144 subjects (51 men and 93 women, between the ages of 22 and 88 years) without specific neurological or metabolic disorders. The total and timed track length of the center of gravity, reflecting the distance of sway, increased with advancing age, with a highly significant positive correlation, without marked sex differences.

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A prospective, double-blind, placebo-controlled study of the effect of supplementation with 900 mg/day of calcium, as active absorbable algal calcium (AAA Ca) or calcium carbonate (CaCO(3)), on lumbar bone mineral density (BMD) carried out in elderly inpatients with osteoporosis at Katsuragi Hospital was re-evaluated in terms of the effects on vertebral fracture and spondylotic deformity. In addition to the already reported increase in lumbar BMD, AAA Ca was found to inhibit new occurrence of vertebral fracture. Intra-individual variations in L(1)-L(4) BMD (expressed by the coefficient of variation, indicating the degree of spondylotic deformity, were also inhibited significantly in the group supplemented with AAA Ca (group A), but not in group B (supplemented with CaCO(3)), from the level in the placebo-supplement group (group C) after 18 months of supple-mentation.

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In an attempt at quantitative assessment of spondylotic deformity, the intra-individual variation in L(1)-L(4) bone mineral density (BMD) was calculated, as the standard deviation (SD) and coefficient of variation (CV), obtained by dividing the SD by mean L(1)-L(4) BMD, in 463 subjects. The subjects ranged in age from their second to tenth decades. Dual-energy X-ray absorptiometry (DXA), using the Lunar DPX-L, was employed to assess the BMD.

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The effect of active absorbable algal calcium (AAA Ca) with collagen and other matrix components on aging-associated skin changes and backache and joint pain was tested in a case-controlled study of 40 test subjects and 40 age-matched control subjects (mean age, 65 years) complaining of backache and knee joint pain due to osteoarthritis, spondylosis deformans, and/or osteoporosis. Supplementation with 900 mg calcium (given as AAA Ca) and 3.5 g collagen and other matrix components, including glucosamine, daily for 4 months resulted in a marked alleviation of subjective pain, assessed by the face scale.

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