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Epidural stimulation

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https://www.readbyqxmd.com/read/28208978/a-randomized-controlled-study-of-0-5-bupivacaine-0-5-ropivacaine-and-0-75-ropivacaine-for-supraclavicular-brachial-plexus-block
#1
Ranjan R Venkatesh, Prabhat Kumar, Ramachandran R Trissur, Sagiev Koshy George
INTRODUCTION: For any surgery in the upper extremity that does not involve the shoulder, a supraclavicular block is preferred, as it is a safe procedure associated with rapid onset and reliable anaesthesia. Although ropivacaine has been extensively studied for epidural anaesthesia, very few reports exist on its use in supraclavicular brachial plexus block. AIM: This study was conducted to investigate and compare the effectiveness of supraclavicular brachial plexus anaesthesia with two different concentrations of ropivacaine (0...
December 2016: Journal of Clinical and Diagnostic Research: JCDR
https://www.readbyqxmd.com/read/28207450/response-to-response-patterns-to-the-electric-stimulation-of-epidural-catheters-in-pregnant-women-a-randomized-controlled-trial-of-uniport-versus-multiport-catheters
#2
Ellis Muggleton, Tuelin Muggleton
No abstract text is available yet for this article.
March 2017: Anesthesia and Analgesia
https://www.readbyqxmd.com/read/28192079/electrical-neuromodulation-of-the-cervical-spinal-cord-facilitates-forelimb-skilled-function-recovery-in-spinal-cord-injured-rats
#3
Monzurul Alam, Guillermo Garcia-Alias, Benita Jin, Jonathan Keyes, Hui Zhong, Roland R Roy, Yury Gerasimenko, Daniel C Lu, V Reggie Edgerton
Enabling motor control by epidural electrical stimulation of the spinal cord is a promising therapeutic technique for the recovery of motor function after a spinal cord injury (SCI). Although epidural electrical stimulation has resulted in improvement in hindlimb motor function, it is unknown whether it has any therapeutic benefit for improving forelimb fine motor function after a cervical SCI. We tested whether trains of pulses delivered at spinal cord segments C6 and C8 would facilitate the recovery of forelimb fine motor control after a cervical SCI in rats...
February 9, 2017: Experimental Neurology
https://www.readbyqxmd.com/read/28182130/therapeutic-effect-of-epidural-hyaluronic-acid-in-a-rat-model-of-foraminal-stenosis
#4
Francis Sahngun Nahm, Pyung Bok Lee, Ghee Young Choe, Young Jin Lim, Yong Chul Kim
PURPOSE: Since receiving a warning from the US Food and Drug Administration (FDA) about injection of corticosteroids into the epidural space having serious adverse events, we have sought alternative medications for injection at this site. Hyaluronic acid (HA) has anti-adhesive, anti-inflammatory, and lubricating properties, so could potentially be useful for spinal pain. The exact mechanism by which spinal stenosis develops is not fully understood, but is likely to involve inflammation...
2017: Journal of Pain Research
https://www.readbyqxmd.com/read/28165427/developing-and-evaluating-a-flexible-wireless-microcoil-array-based-integrated-interface-for-epidural-cortical-stimulation
#5
Xing Wang, Sharjeel A Chaudhry, Wensheng Hou, Xiaofeng Jia
Stroke leads to serious long-term disability. Electrical epidural cortical stimulation has made significant improvements in stroke rehabilitation therapy. We developed a preliminary wireless implantable passive interface, which consists of a stimulating surface electrode, receiving coil, and single flexible passive demodulated circuit printed by flexible printed circuit (FPC) technique and output pulse voltage stimulus by inductively coupling an external circuit. The wireless implantable board was implanted in cats' unilateral epidural space for electrical stimulation of the primary visual cortex (V1) while the evoked responses were recorded on the contralateral V1 using a needle electrode...
February 5, 2017: International Journal of Molecular Sciences
https://www.readbyqxmd.com/read/28159637/transcranial-magnetic-stimulation-tms-responses-elicited-in-hindlimb-muscles-as-an-assessment-of-synaptic-plasticity-in-spino-muscular-circuitry-after-chronic-spinal-cord-injury
#6
Hayk A Petrosyan, Valentina Alessi, Sue A Sisto, Mark Kaufman, Victor L Arvanian
Electromagnetic stimulation applied at the cranial level, i.e. transcranial magnetic stimulation (TMS), is a technique for stimulation and neuromodulation used for diagnostic and therapeutic applications in clinical and research settings. Although recordings of TMS elicited motor-evoked potentials (MEP) are an essential diagnostic tool for spinal cord injured (SCI) patients, they are reliably recorded from arm, and not leg muscles. Mid-thoracic contusion is a common SCI that results in locomotor impairments predominantly in legs...
January 31, 2017: Neuroscience Letters
https://www.readbyqxmd.com/read/28120050/spinal-cord-stimulation-for-vegetative-state-and-minimally-conscious-state-changes-in-consciousness-level-and-motor-function
#7
Takamitsu Yamamoto, Mitsuru Watanabe, Toshiki Obuchi, Kazutaka Kobayashi, Hideki Oshima, Chikashi Fukaya, Atsuo Yoshino
Twenty-one vegetative state (VS) patients and 10 minimally conscious state (MCS) patients were treated by spinal cord stimulation (SCS) following an electrophysiological evaluation 3 months or more after the onset of brain injury.A flexible four-contact cylindrical electrode was inserted into the epidural space of the cervical vertebrae, and placed at cervical levels C2-C4. Five-hertz stimulation was applied for 5 min every 30 min during the daytime at an intensity that produced muscle twitches of the upper extremities...
2017: Acta Neurochirurgica. Supplement
https://www.readbyqxmd.com/read/28113186/epidural-spinal-stimulation-to-improve-bladder-bowel-and-sexual-function-in-individuals-with-spinal-cord-injuries-a-framework-for-clinical-research
#8
Roderic I Pettigrew, William J Heetderks, Christine A Kelley, Grace C Y Peng, Steven H Krosnick, Lyn B Jakeman, Katharine D Egan, Michael Marge
While some recent studies that apply epidural spinal cord stimulation (SCS) have demonstrated a breakthrough in improvement of the health and quality of the life of persons with spinal cord injury (SCI), the numbers of people who have received SCS are small. This is in sharp contrast to the thousands of persons worldwide living with SCI who have no practical recourse or hope of recovery of lost functions. Thus, the vision is to understand the full potential of this new intervention and to determine if it is safe and effective in a larger cohort, and if it is scalable so that it can be made available to all those who might benefit...
February 2017: IEEE Transactions on Bio-medical Engineering
https://www.readbyqxmd.com/read/28102925/the-effect-of-motor-cortex-stimulation-on-central-poststroke-pain-in-a-series-of-16-patients-with-a-mean-follow-up-of-28-months
#9
Xiaolei Zhang, Yongsheng Hu, Wei Tao, Hongwei Zhu, Dongsheng Xiao, Yongjie Li
OBJECTIVE: To investigate the effect of motor cortex stimulation (MCS) on central poststroke pain (CPSP) and the outcome predictors associated with medium- to long-term results. MATERIALS AND METHODS: This is a retrospective review of 16 CPSP patients treated with MCS with a mean follow-up of 28.2 months. The pain intensity was assessed based on the visual analogue scale (VAS) before surgery and at various follow-up visits. An effective outcome was determined to be at least 40% pain relief...
January 19, 2017: Neuromodulation: Journal of the International Neuromodulation Society
https://www.readbyqxmd.com/read/28097065/upregulation-of-noxa-by-10-hydroxycamptothecin-plays-a-key-role-in-inducing-fibroblasts-apoptosis-and-reducing-epidural-fibrosis
#10
Jihang Dai, Yu Sun, Lianqi Yan, Jingcheng Wang, Xiaolei Li, Jun He
The fibrosis that develops following laminectomy or discectomy often causes serious complications, and the proliferation of fibroblasts is thought to be the major cause of epidural fibrosis. 10-Hydroxycamptothecin (HCPT) has been proven to be efficient in preventing epidural fibrosis, but the exact mechanism is still unclear. NOXA is a significant regulator of cell apoptosis, which has been reported to be beneficial in the treatment of fibrosis. We performed a series of experiments, both in vitro and in vivo, to explore the intrinsic mechanism of HCPT that underlies the induction of apoptosis in fibroblasts, and also to investigate whether HCPT has positive effects on epidural fibrosis following laminectomy in rats...
2017: PeerJ
https://www.readbyqxmd.com/read/28072795/treatment-outcomes-for-patients-with-failed-back-surgery
#11
Jae Hwan Cho, Jae Hyup Lee, Kwang Sup Song, Jae-Young Hong, Yoon-Suk Joo, Dong-Ho Lee, Chang Ju Hwang, Choon Sung Lee
BACKGROUND: Failed back surgery syndrome (FBSS) is a frequently encountered disease entity following lumbar spinal surgery. Although many plausible reasons have been investigated, the exact pathophysiology remains unknown. Various medications, reoperations, interventions such as spinal cord stimulation, epidural adhesiolysis or epidural injection, exercise therapy, and psychotherapy have been suggested treatment options. However, the evidence of the clinical outcome for each treatment has not been clearly determined...
January 2017: Pain Physician
https://www.readbyqxmd.com/read/28002621/acupuncture-and-acupressure-in-labor
#12
REVIEW
Judith M Schlaeger, Elizabeth M Gabzdyl, Jeanie L Bussell, Nobuari Takakura, Hiroyoshi Yajima, Miho Takayama, Diana J Wilkie
Acupuncture and acupressure, 2 modalities of Traditional Chinese Medicine, are based on reducing pain and symptoms of disease through balancing yin and yang. Acupuncture and acupressure have been used in China for reduction of labor pain, labor augmentation, and other intrapartum indications for more than 2 millennia. This article presents a review of the current literature that has addressed the effects of acupuncture and acupressure on intrapartum events. Studies of acupuncture have demonstrated that acupuncture may reduce labor pain, the use of pharmacologic agents, the use of forceps and vacuum-assisted births, and the length of labor...
January 2017: Journal of Midwifery & Women's Health
https://www.readbyqxmd.com/read/27988240/intraoperative-spinal-cord-monitoring-lesional-level-diagnosis
#13
M Gavaret, S Pesenti, M S Diop-Sene, E Choufani, G Bollini, J-L Jouve
BACKGROUND: In spinal deformity surgery, iatrogenic spinal cord injury is the most feared complication. Intraoperative monitoring (IOM) of the spinal cord assesses its functional integrity and allows significant reduction of the rate of spinal cord injury. HYPOTHESIS: In case of severe IOM alert, lesional level diagnosis constitutes supplementary and useful information. MATERIAL AND METHODS: This study was retrospective and monocentric. In our institution, 1062 pediatric spinal deformity surgeries have been monitored since 2004...
December 14, 2016: Orthopaedics & Traumatology, Surgery & Research: OTSR
https://www.readbyqxmd.com/read/27955948/array-focal-cortical-stimulation-enhances-motor-function-recovery-and-brain-remodeling-in-a-rat-model-of-ischemia
#14
Jing Yang, Lu Liu, Tao Li, Chengyan Li
OBJECTIVE: Using a new microelectrode array implanted into the cranial window employing a new stimulation protocol, we investigated the effects of the implanted electrode arrays on both motor map plasticity and neural regeneration in a rodent model of stroke. MATERIALS AND METHODS: Rats were pretrained on single-pellet retrieval task, then received focal ischemic infarction and microelectrode arrays implantation. Rats in the cortical stimulation (CS) group received daily electrical stimulation (1 hour each day) for 14 days whereas animals in the no stimulation (NS) group did not receive electrical stimulation and only underwent motor mapping...
December 9, 2016: Journal of Stroke and Cerebrovascular Diseases: the Official Journal of National Stroke Association
https://www.readbyqxmd.com/read/27910226/successful-treatment-of-postdural-puncture-headache-using-epidural-fibrin-glue-patch-after-persistent-failure-of-epidural-blood-patches
#15
Kevin Wong, Brian R Monroe
OBJECTIVES: Epidural blood patch is the gold standard for the treatment of postdural puncture headache (PDPH) when conservative treatments have failed to provide any relief. However, alternative therapies are lacking when epidural blood patch persistently fails to improve symptoms. Failure to treat PDPH may lead to significant functional impairment of daily living. Alternative therapies should be sought to accelerate recovery from PDPH. CASE REPORT: This case describes a woman who developed PDPH secondary to accidental dural puncture during a spinal cord stimulator trial...
December 2, 2016: Pain Practice: the Official Journal of World Institute of Pain
https://www.readbyqxmd.com/read/27910210/microbiological-evaluation-of-the-extension-wire-and-percutaneous-epidural-lead-anchor-site-following-a-2-stage-cut-down-spinal-cord-stimulator-procedure
#16
Abdul Ghaaliq Lalkhen, Mahindra Chincholkar, Jiten Patel
OBJECTIVES: There are concerns regarding bacterial colonization of the temporary extension leads and subsequent infection risk using the 2-stage cut-down approach in spinal cord stimulation (SCS). We sought to quantify the extent of bacterial colonization of the temporary extension wire and percutaneous epidural lead anchor site. MATERIALS AND METHODS: We conducted a cross-sectional observational study recruiting a pragmatic sample of 25 consecutive patients listed for a cut-down trial of SCS...
December 2, 2016: Pain Practice: the Official Journal of World Institute of Pain
https://www.readbyqxmd.com/read/27906951/changes-in-neuroglial-activity-in-multiple-spinal-segments-after-caudal-epidural-pulsed-radiofrequency-in-a-rat-model-of-lumbar-disc-herniation
#17
Hee Kyung Cho, Jae Hoon Kang, So-Yeon Kim, Mi-Jung Choi, Se Jin Hwang, Yun-Woo Cho, Sang-Ho Ahn
BACKGROUND: Herniated lumbar discs can induce sciatica by mechanical compression and/or chemical irritation. It was recently reported that neuroglial cellular activity after pulsed radiofrequency (PRF) application to a single dorsal root ganglion (DRG) attenuated neuroglial activity at the corresponding spinal dorsal horn. Recently, caudal epidural PRF has been used to manage neuropathic pain, but evidence of molecular changes after the administration of caudal epidural PRF to attenuate neuropathic pain is lacking, and it has not been determined whether caudal epidural PRF affects neuroglial activity at different spinal levels...
November 2016: Pain Physician
https://www.readbyqxmd.com/read/27881958/motor-cortex-neurostimulation-technologies-for-chronic-post-stroke-pain-implications-of-tissue-damage-on-stimulation-currents
#18
Anthony T O'Brien, Rivadavio Amorim, R Jarrett Rushmore, Uri Eden, Linda Afifi, Laura Dipietro, Timothy Wagner, Antoni Valero-Cabré
Background: Central post stroke pain (CPSP) is a highly refractory syndrome that can occur after stroke. Primary motor cortex (M1) brain stimulation using epidural brain stimulation (EBS), transcranial magnetic stimulation (TMS), and transcranial direct current stimulation (tDCS) have been explored as potential therapies for CPSP. These techniques have demonstrated variable clinical efficacy. It is hypothesized that changes in the stimulating currents that are caused by stroke-induced changes in brain tissue conductivity limit the efficacy of these techniques...
2016: Frontiers in Human Neuroscience
https://www.readbyqxmd.com/read/27881723/intraspinal-microstimulation-and-diaphragm-activation-following-cervical-spinal-cord-injury
#19
Lynne M Mercier, Elisa J Gonzalez-Rothi, Kristi A Streeter, Savannah S Posgai, Alexander S Poirier, David D Fuller, Paul J Reier, David M Baekey
Intraspinal microstimulation (ISMS), using implanted electrodes, can evoke locomotor movements after spinal cord injury (SCI), but has not been explored in the context of respiratory motor output. An advantage over epidural and direct muscle stimulation is the potential of ISMS to selectively stimulate components of the spinal respiratory network. The present study tested the hypothesis that medullary respiratory activity could be used to trigger mid-cervical ISMS and diaphragm motor unit activation in rats with cervical SCI...
November 23, 2016: Journal of Neurophysiology
https://www.readbyqxmd.com/read/27876065/expression-of-adiponectin-receptors-in-human-and-rat-intervertebral-disc-cells-and-changes-in-receptor-expression-during-disc-degeneration-using-a-rat-tail-temporary-static-compression-model
#20
Yoshiki Terashima, Kenichiro Kakutani, Takashi Yurube, Toru Takada, Koichiro Maeno, Hiroaki Hirata, Shingo Miyazaki, Masaaki Ito, Yuji Kakiuchi, Yoshiki Takeoka, Ryosuke Kuroda, Kotaro Nishida
BACKGROUND: Adipose tissue is a large endocrine organ known to secret adiponectin, which has anti-diabetic, anti-atherogenic, and anti-inflammatory properties. Adiponectin is widely involved in systemic disease, diabetes mellitus, and cardiac infraction. This study aimed to investigate the involvement of adiponectin in intervertebral disc (IVD) degeneration. METHODS: Adipose and IVD tissues were obtained from human patients undergoing surgery (n = 4) and from skeletally mature Sprague-Dawley rats (n = 21)...
November 22, 2016: Journal of Orthopaedic Surgery and Research
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