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Prosthetics and Orthotics International

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https://read.qxmd.com/read/30762477/hard-soft-and-off-the-shelf-foot-orthoses-and-their-effect-on-the-angle-of-the-medial-longitudinal-arch-a-biplane-fluoroscopy-study
#1
Megan Balsdon, Colin Dombroski, Kristen Bushey, Thomas R Jenkyn
BACKGROUND: Foot orthoses have proven to be effective for conservative management of various pathologies. Pathologies of the lower limb can be caused by abnormal biomechanics such as irregular foot structure and alignment, leading to inadequate support. OBJECTIVES: To compare biomechanical effects of different foot orthoses on the medial longitudinal arch during dynamic gait using skeletal kinematics. STUDY DESIGN: This study follows a prospective, cross-sectional study design...
February 14, 2019: Prosthetics and Orthotics International
https://read.qxmd.com/read/30762469/ankle-foot-orthosis-alignment-affects-running-mechanics-in-individuals-with-lower-limb-injuries
#2
Kelly A Schmidtbauer, E Russell Esposito, Jason M Wilken
BACKGROUND: Individuals with severe lower extremity injuries often require ankle-foot orthoses to return to normal activities. Ankle-foot orthoses alignment is a key consideration during the clinical fitting process and may be particularly important during dynamic activities such as running. OBJECTIVE: To investigate how 3° changes in sagittal plane ankle-foot orthoses alignment affect running mechanics. STUDY DESIGN: Controlled laboratory study...
February 14, 2019: Prosthetics and Orthotics International
https://read.qxmd.com/read/30730264/prosthetic-use-by-persons-with-unilateral-transfemoral-amputation-in-a-south-african-setting
#3
Elzbeth Pienaar, Surona Visagie
BACKGROUND: Due to limitations in provision of prosthetic care in South Africa, a screening tool to select transfemoral prosthetic candidates has been implemented. OBJECTIVE: To describe prosthetic services, use and mobility of people with transfemoral amputation, identified as prosthetic candidates through the Guidelines for Screening of Prosthetic Candidates: Lower Limb, and to identify variables that might influence prosthetic use and mobility. DESIGN: Cross-sectional survey...
February 7, 2019: Prosthetics and Orthotics International
https://read.qxmd.com/read/30717630/the-effect-of-knee-brace-misalignment-on-the-anterior-cruciate-ligament-an-experimental-study
#4
Steffen P Hacker, Florian Schall, Anita Ignatius, Lutz Dürselen
BACKGROUND: Protective knee braces are used for rehabilitation or prevention. Due to poor patient compliance or slippage, the brace might be misaligned with the knee axis. OBJECTIVES: Does a misaligned knee brace stress the anterior cruciate ligament? STUDY DESIGN: It is an experimental study. METHODS: A strain sensor was implanted on the anterior cruciate ligament in eight limbs. The limbs were mounted in a knee simulator, muscle forces were applied and a cyclic motion from 10° to 60° flexion was performed under three conditions: unbraced, braced and with a misaligned brace...
February 4, 2019: Prosthetics and Orthotics International
https://read.qxmd.com/read/30700213/computational-and-experimental-evaluation-of-the-mechanical-properties-of-ankle-foot-orthoses-a-literature-review
#5
Alessio Ielapi, Malcolm Forward, Matthieu De Beule
BACKGROUND: Ankle foot orthoses are external medical devices applied around the ankle joint area to provide stability to patients with neurological, muscular, and/or anatomical disabilities, with the aim of restoring a more natural gait pattern. STUDY DESIGN: This is a literature review. OBJECTIVES: To provide a description of the experimental and computational methods present in the current literature for evaluating the mechanical properties of the ankle foot orthoses...
January 31, 2019: Prosthetics and Orthotics International
https://read.qxmd.com/read/30688551/stiffness-and-energy-storage-characteristics-of-energy-storage-and-return-prosthetic-feet
#6
Nicholas D Womac, Richard R Neptune, Glenn K Klute
BACKGROUND: Mechanical properties of prosthetic feet can significantly influence amputee gait, but how they vary with respect to limb loading and orientation is infrequently reported. OBJECTIVE: The objective of this study is to measure stiffness and energy storage characteristics of prosthetic feet across limb loading and a range of orientations experienced in typical gait. STUDY DESIGN: This study included mechanical testing. METHODS: Force-displacement data were collected at combinations of 15 sagittal and 5 coronal orientations and used to calculate stiffness and energy storage across prosthetic feet, stiffness categories, and heel wedge conditions...
January 28, 2019: Prosthetics and Orthotics International
https://read.qxmd.com/read/30663528/dietary-intakes-and-prevalence-of-overweight-obesity-in-male-non-dysvascular-lower-limb-amputees
#7
Elke A Westerkamp, Siobhan C Strike, Michael Patterson
BACKGROUND: Lower limb amputees are at higher risk of cardiovascular disease compared to non-amputees. Dietary intake, a major determinant of cardiovascular disease risk, has not previously been studied in this group. OBJECTIVE: The aim of this study was to investigate dietary intakes and prevalence of overweight/obesity in adult lower limb amputees. Study design: A cross-sectional survey was used to investigate the dietary intake and prevalence of overweight/obesity in adults with lower limb amputations living in the United Kingdom...
January 20, 2019: Prosthetics and Orthotics International
https://read.qxmd.com/read/30632878/manual-fabrication-of-a-specialized-transparent-facial-pressure-mask-a-technical-note
#8
Carlo Colla, Sander B Kant, Eric Van den Kerckhove, René Rwj Van der Hulst, Andrzej A Piatkowski de Grzymala
BACKGROUND AND AIM: The objective of this study was to describe the manual fabrication of a transparent facial pressure mask for treating facial deformities. The mask combines the use of a silicone inner liner and mechanical pressure in the facial region. TECHNIQUE: A negative mold is formed by covering the face with plaster. Manipulation of soft tissue is a crucial part in this process. After hardening and removal of the negative mold, the positive mold is formed and dried...
January 11, 2019: Prosthetics and Orthotics International
https://read.qxmd.com/read/30628526/core-stabilization-exercises-versus-scoliosis-specific-exercises-in-moderate-idiopathic-scoliosis-treatment
#9
Gozde Yagci, Yavuz Yakut
BACKGROUND: There are several kinds of scoliosis-specific and general physiotherapeutic exercise methods used in scoliosis rehabilitation. But there is need for comparable studies on the effectiveness of different exercise approaches for the treatment of adolescent idiopathic scoliosis. OBJECTIVES: Comparison of the effects of combined core stabilization exercise and bracing treatment with Scientific Exercises Approach to Scoliosis and bracing treatment in patients with moderate adolescent idiopathic scoliosis...
January 10, 2019: Prosthetics and Orthotics International
https://read.qxmd.com/read/30628522/adjustable-sockets-may-improve-residual-limb-fluid-volume-retention-in-transtibial-prosthesis-users
#10
Jacob T Brzostowski, Brian G Larsen, Robert T Youngblood, Marcia A Ciol, Brian J Hafner, Clement J Gurrey, Jake B McLean, Katheryn J Allyn, Joan E Sanders
BACKGROUND: Loss of residual limb volume degrades socket fit and may require accommodation. OBJECTIVES: To examine if either of two accommodation strategies executed during resting, socket release with full socket size return and socket release with partial socket size return, enhanced limb fluid volume retention during subsequent activity. STUDY DESIGN: Two repeated-measures experiments were conducted to assess the effects of socket release on limb fluid volume retention...
January 10, 2019: Prosthetics and Orthotics International
https://read.qxmd.com/read/30557091/a-new-unilateral-abduction-orthosis-for-ponseti-treated-clubfoot-a-cohort-study-to-assess-compliance
#11
Sarah McCartney, Sarah Turner, Kirsty Davies, Jan Morris, Claire Sproston, Nigel Kiely
BACKGROUND: The Ponseti method for treating congenital talipes equinovarus requires an orthosis to maintain correction after manipulation and casting, typically the 'boots and bar'. Non-compliance with the orthosis increases the risk of recurrent deformity. This study investigates a new orthosis, the abduction dorsiflexion mechanism. OBJECTIVES: The aim of this study is to assess compliance of the abduction dorsiflexion mechanism when used at night and maintenance of foot morphology...
December 17, 2018: Prosthetics and Orthotics International
https://read.qxmd.com/read/30375285/reduced-cortical-brain-activity-with-the-use-of-microprocessor-controlled-prosthetic-knees-during-walking
#12
Saffran Möller, David Rusaw, Kerstin Hagberg, Nerrolyn Ramstrand
BACKGROUND: Individuals using a lower-limb prosthesis indicate that they need to concentrate on every step they take. Despite self-reports of increased cognitive demand, there is limited understanding of the link between cognitive processes and walking when using a lower-limb prosthesis. OBJECTIVE: The objective was to assess cortical brain activity during level walking in individuals using different prosthetic knee components and compare them to healthy controls...
October 30, 2018: Prosthetics and Orthotics International
https://read.qxmd.com/read/30375269/daily-step-count-of-british-military-males-with-bilateral-lower-limb-amputations-a-comparison-of-in-patient-rehabilitation-with-the-consecutive-leave-period-between-admissions
#13
Kate Sherman, Andrew Roberts, Kevin Murray, Sarah Deans, Hannah Jarvis
BACKGROUND: Reduced function and health in individuals with lower limb amputation is well documented. Step count measurement could facilitate rehabilitation and help monitor functional health outcomes. OBJECTIVES: To determine whether mean daily step count changed between in-patient rehabilitation and consecutive leave periods. STUDY DESIGN: Observational study. METHODS: Nine individuals with bilateral traumatic amputations attending rehabilitation at the Defence Medical Rehabilitation Centre during a 4-month period were invited to participate in the study (two bilateral transfemoral, two bilateral transfemoral/knee disarticulation, two transfemoral/transtibial, one bilateral transfemoral plus transradial, one bilateral transfemoral plus transhumeral and one transfemoral/transtibial/transradial)...
October 30, 2018: Prosthetics and Orthotics International
https://read.qxmd.com/read/30343619/reliability-and-validity-of-the-isense-optical-scanner-for-measuring-volume-of-transtibial-residual-limb-models
#14
Lucy Armitage, Li Khim Kwah, Lauren Kark
BACKGROUND: Residual limb volume is often measured as part of routine care for people with amputations. These measurements assist in the timing of prosthetic fitting or replacement. In order to make well informed decisions, clinicians need access to measurement tools that are valid and reliable. OBJECTIVES: To assess the reliability and criterion validity of the iSense optical scanner in measuring volume of transtibial residual limb models. STUDY DESIGN: Three assessors performed two measurements each on 13 residual limb models with an iSense optical scanner (3D systems, USA)...
October 22, 2018: Prosthetics and Orthotics International
https://read.qxmd.com/read/30319024/modular-endoprosthetic-implant-for-maximizing-residual-limb-length-a-case-report
#15
Marc El Beaino, Jiayong Liu, Patrick P Lin
BACKGROUND: For transfemoral amputations, the residual femoral length is critically important to prosthetic function. The aim of this report is to describe a novel method of extending femoral length and to assess its stability over time. Case Description and Methods: A 57-year-old woman with recurrent parosteal osteosarcoma was treated with above-knee amputation. A portion of the distal femoral endoprosthesis, which included uncemented fixation with a Compress® stem, was retained in an effort to extend the short femoral remnant and maximize stump length...
October 15, 2018: Prosthetics and Orthotics International
https://read.qxmd.com/read/30284952/can-the-use-of-proprioceptive-knee-braces-have-implications-in-the-management-of-osteoarthritic-knees-an-exploratory-study
#16
Tariq A Kwaees, Jim Richards, Gill Rawlinson, Charalambos Panayiotou Charalambous, Ambreen Chohan
BACKGROUND: Use of proprioceptive knee braces to control symptomology by altering neuromuscular control mechanisms has been shown in patellofemoral pain. Although their potential in patients with knee osteoarthritis is vast, little research has examined their efficacy. OBJECTIVES: This study examines the effect of a proprioceptive knee brace on lower limb kinematics and kinetics in healthy participants and in participants with OA. METHODS: Thirteen healthy participants were asked to perform a 10-cm step-down task with and without a proprioceptive brace...
October 4, 2018: Prosthetics and Orthotics International
https://read.qxmd.com/read/28990467/mobility-analysis-of-amputees-maat-i-quality-of-life-and-satisfaction-are-strongly-related-to-mobility-for-patients-with-a-lower-limb-prosthesis
#17
Shane R Wurdeman, Phillip M Stevens, James H Campbell
BACKGROUND: While rehabilitation professionals are historically trained to place emphasis on the restoration of mobility following lower limb amputation, changes in healthcare dynamics are placing an increased emphasis on the limb loss patient's quality of life and general satisfaction. Thus, the relationship between these constructs and mobility in the patient with lower limb loss warrants further investigation. OBJECTIVES: To determine the relationship between mobility of the patient with lower limb loss and both (1) general satisfaction and (2) quality of life...
October 2018: Prosthetics and Orthotics International
https://read.qxmd.com/read/28905683/a-modified-walk-in-system-versus-scheduled-appointments-in-a-secondary-care-prosthetic-and-orthotic-clinic
#18
Gustav Jarl, Liselotte Hermansson
BACKGROUND: Waiting is common in health care, delays intervention, and has negative effects on satisfaction with services. OBJECTIVES: To evaluate effects of a modified walk-in system, where patients were invited consecutively from the waiting list to attend the clinic on a walk-in basis, on waiting times, services, and work environment. STUDY DESIGN: Parallel-group trial. METHODS: In all, 1286 consecutive patients in need of shoe insoles were randomized to waiting lists for modified walk-in ( n = 655) or a scheduled appointment ( n = 631)...
October 2018: Prosthetics and Orthotics International
https://read.qxmd.com/read/28905670/a-model-to-facilitate-implementation-of-the-international-classification-of-functioning-disability-and-health-into-prosthetics-and-orthotics
#19
Gustav Jarl, Nerrolyn Ramstrand
BACKGROUND: The International Classification of Functioning, Disability and Health is a classification of human functioning and disability and is based on a biopsychosocial model of health. As such, International Classification of Functioning, Disability and Health seems suitable as a basis for constructing models defining the clinical P&O process. The aim was to use International Classification of Functioning, Disability and Health to facilitate development of such a model. Proposed model: A model, the Prosthetic and Orthotic Process (POP) model, is proposed...
October 2018: Prosthetics and Orthotics International
https://read.qxmd.com/read/28866959/a-comparison-of-computerized-adaptive-testing-and-fixed-length-short-forms-for-the-prosthetic-limb-users-survey-of-mobility-plus-m-tm
#20
Dagmar Amtmann, Alyssa M Bamer, Jiseon Kim, Fraser Bocell, Hyewon Chung, Ryoungsun Park, Rana Salem, Brian J Hafner
BACKGROUND: New health status instruments can be administered by computerized adaptive test or short forms. The Prosthetic Limb Users Survey of Mobility (PLUS-MTM ) is a self-report measure of mobility for prosthesis users with lower limb loss. This study used the PLUS-M to examine advantages and disadvantages of computerized adaptive test and short forms. OBJECTIVES: To compare scores obtained from computerized adaptive test to scores obtained from fixed-length short forms (7-item and 12-item) in order to provide guidance to researchers and clinicians on how to select the best form of administration for different uses...
October 2018: Prosthetics and Orthotics International
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