نتایج جستجو برای: elbow flexion

تعداد نتایج: 24840  

2007
Ricardo Monreal

BACKGROUND Loss of elbow flexion due to traumatic palsy of the brachial plexus represents a major functional handicap.Then, the first goal in the treatment of the flail arm is to restore the elbow flexion by primary direct nerve surgery or secondary reconstructive surgery. There are various methods to restore elbow flexion which are well documented in the medical literature but the most known a...

2013
Sorin Siegler C. Dodson

INTRODUCTION In the functional range of elbow flexion (approximately 20 to 120) the anterior bundle of the Ulnar Collateral Ligament (UCL) has been shown to function as the primary stabilizer against valgus stresses [1,2]. Injuries to this ligament are common among throwing athletes. Surgical reconstruction of the UCL is frequently performed using the Docking technique [3] and has achieved succ...

ژورنال: پژوهش در پزشکی 2005
محمدعلی حسینیان, ,

 Spinal accessory neurotization for restoration of elbow flexion in avulsion injuries of the brachial plexus  Background with psychological and economical problems. The present study demonstrates our 10-year experience with spinal accessory neurotization for restoration of elbow flexion in affected subjects in Tehran .  Materials and methods 14 were treated with fascia lata to transmit biceps f...

Journal: :The Journal of hand surgery 2014
Harvey Chim Michelle F Kircher Robert J Spinner Allen T Bishop Alexander Y Shin

PURPOSE To report our technique and experience with use of free functioning muscle transfer (FFMT) in reconstruction of traumatic brachial plexus injuries (BPIs) in children as well as its complications and outcomes. METHODS Twelve patients with complete BPI underwent FFMT for reconstruction between 2000 and 2012. Eight had single-stage gracilis transfer for restoration of elbow flexion, and ...

Journal: :The Journal of hand surgery 2009
Eric Fu Guoan Li J Sebastiaan Souer Santiago Lozano-Calderon James H Herndon Jesse B Jupiter Neal C Chen

PURPOSE Previous in vivo and in vitro studies of forearm supination-pronation suggest that distal radioulnar joint kinematics may be affected by elbow flexion. The primary hypotheses tested by this study were that, in vivo, ulnar variance changes with elbow flexion and forearm rotation, and the arc of forearm rotation changes in relationship to elbow flexion. METHODS Changes in radioulnar kin...

Journal: :Journal of neurophysiology 2009
Samir G Sangani Andrew J Starsky John R McGuire Brian D Schmit

Multijoint reflex coupling could impact the voluntary control of functional arm movements in people post stroke. The multijoint responses to active-assist, constant-velocity movements of the elbow joint were measured in 14 individuals post stroke and 9 neurologically intact controls. Resulting responses in the stroke group illustrated a change in the reflex coupling of the elbow and shoulder mu...

Journal: :Journal of neurophysiology 2012
Michael D Ellis Justin Drogos Carolina Carmona Thierry Keller Julius P A Dewald

The effect of reticular formation excitability on maximum voluntary torque (MVT) generation and associated muscle activation at the shoulder and elbow was investigated through natural elicitation (active head rotation) of the asymmetric tonic neck reflex (ATNR) in 26 individuals with stroke and 9 age-range-matched controls. Isometric MVT generation at the shoulder and elbow was quantified with ...

Journal: :Journal of biomechanics 1995
W M Murray S L Delp T S Buchanan

We hypothesized that the moment arms of muscles crossing the elbow vary substantially with forearm and elbow position and that these variations could be represented using a three-dimensional computer model. Flexion/extension and pronation/supination moment arms of the brachioradialis, biceps, brachialis, pronator teres, and triceps were calculated from measurements of tendon displacement and jo...

Journal: :medical journal of islamic republic of iran 0
a afshar from the department of orthopedic surgery, shahid mottahari hospital, orumieh university of medical sciences, orumieh, i.r. iran

this case is a 19-year-old soldier who suffered a combined elbow dislocation and posterior monteggia fracture and dislocation (type ii). the ulna fracture was managed by orif. the elbow dislocation was managed by closed reduction and immobilization in 900 flexion. the posteriorly dislocated radial head was kept reduced by a transarticular pin. after 6 months elbow and forearm motion was restric...

Journal: :Plastic and reconstructive surgery 2016
Andrés A Maldonado Michelle F Kircher Robert J Spinner Allen T Bishop Alexander Y Shin

BACKGROUND After complete five-level root brachial plexus injury, free functional muscle transfer and intercostal nerve transfer to the musculocutaneous nerve are two potential reconstructive options for elbow flexion. The aim of this study was to determine the outcomes of free functional muscle transfer versus intercostal nerve-to-musculocutaneous nerve transfers with respect to strength. ME...

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