Progress in artificial vision through suprachoroidal retinal implants.

abstract：:We investigated the relationships of the firing rate and maximal recruitment threshold of motoneurons recorded during isometric contraction with the number of spindles in individual muscles. At force levels above 10% of maximal voluntary contraction, the firing rate was inversely related to the number of spindles in a...

journal_title：Journal of neural engineering

authors： De Luca CJ,Kline JC

更新日期：2012-02-01 00:00:00

abstract：OBJECTIVE:While motor-imagery based brain-computer interfaces (BCIs) have been studied over many years by now, most of these studies have taken place in controlled lab settings. Bringing BCI technology into everyday life is still one of the main challenges in this field of research. APPROACH:This paper systematically ...

journal_title：Journal of neural engineering

authors： Brandl S,Frølich L,Höhne J,Müller KR,Samek W

更新日期：2016-10-01 00:00:00

abstract：OBJECTIVE:Neural modulation is a fundamental tool for understanding and treating neurological and psychiatric diseases. However, due to the high-dimensional space, subject-specific responses, and variability within each subject, it is a major challenge to select the stimulation parameters that have the desired effect. ...

journal_title：Journal of neural engineering

authors： Connolly MJ,Park SE,Laxpati NG,Zaidi SA,Ghetiya M,Fernandez A,Gutekunst CA,Gross RE

更新日期：2020-12-03 00:00:00

abstract：OBJECTIVE:Low-intensity pulsed ultrasound stimulation (LIPUS) targeted to the mouse motor cortex can simultaneously induce local field potentials (LFPs) and electromyogram (EMG) responses. However, the functional coupling relationship between LFP and EMG signals has not been elucidated to date. This study aimed to inve...

journal_title：Journal of neural engineering

authors： Wang Y,Xie P,Zhou S,Wang X,Yuan Y

更新日期：2019-04-01 00:00:00

abstract：OBJECTIVE:Functions ascribed to the hippocampal sub-regions for encoding episodic memories include the separation of activity patterns propagated from the entorhinal cortex (EC) into the dentate gyrus (DG) and pattern completion in CA3 region. Since a direct assessment of these functions is lacking at the level of spec...

journal_title：Journal of neural engineering

authors： Poli D,Wheeler BC,DeMarse TB,Brewer GJ

更新日期：2018-08-01 00:00:00

abstract：OBJECTIVE:Penetrating cortical neural probe technologies allow investigators to record electrical signals in the brain. Implantation of probes results in acute tissue damage, and microglia density increases around implanted devices over weeks. However, the mechanisms underlying this encapsulation are not well understoo...

journal_title：Journal of neural engineering

authors： Kozai TD,Vazquez AL,Weaver CL,Kim SG,Cui XT

更新日期：2012-12-01 00:00:00

abstract：:After extended implantation times, traditional intracortical neural probes exhibit a foreign-body reaction characterized by a reactive glial sheath that has been associated with increased system impedance and signal deterioration. Previously, we have proposed that the local in vivo polymerization of an electronically ...

journal_title：Journal of neural engineering

authors： Ouyang L,Shaw CL,Kuo CC,Griffin AL,Martin DC

更新日期：2014-04-01 00:00:00

abstract：OBJECTIVE:It is known that multi-site interleaved stimulation generates less muscle fatigue compared to single-site synchronous stimulation. However, in the limited number of studies in which intramuscular electrodes were used, the fatigue reduction associated with interleaved stimulation could not consistently be achi...

journal_title：Journal of neural engineering

authors： Eladly A,Del Valle J,Minguillon J,Mercadal B,Becerra-Fajardo L,Navarro X,Ivorra A

更新日期：2020-08-25 00:00:00

abstract：:Human trials of prototype visual prostheses have successfully elicited visual percepts (phosphenes) in the visual field of implant recipients blinded through retinitis pigmentosa and age-related macular degeneration. Researchers are progressing rapidly towards a device that utilizes individual phosphenes as the elemen...

journal_title：Journal of neural engineering

authors： Chen SC,Suaning GJ,Morley JW,Lovell NH

更新日期：2009-06-01 00:00:00

abstract：:Significant progress has been made in systems that interpret the electrical signals of the brain in order to control an actuator. One version of these systems senses neuronal extracellular action potentials with an array of up to 100 miniature probes inserted into the cortex. The impedance of each probe is high, so en...

journal_title：Journal of neural engineering

authors： Jochum T,Denison T,Wolf P

更新日期：2009-02-01 00:00:00

abstract：:Brain-computer interfaces (BCIs) can use brain signals from the scalp (EEG), the cortical surface (ECoG), or within the cortex to restore movement control to people who are paralyzed. Like muscle-based skills, BCIs' use requires activity-dependent adaptations in the brain that maintain stable relationships between the...

journal_title：Journal of neural engineering

authors： McFarland DJ,Sarnacki WA,Wolpaw JR

更新日期：2010-06-01 00:00:00

abstract：OBJECTIVE:Haptic feedback is crucial when we manipulate objects. Information pertaining to an object's stiffness in particular can help facilitate fine motor control. In this study, we seek to determine whether objects of different stiffness levels can be recognized using haptic feedback provided by transcutaneous elec...

journal_title：Journal of neural engineering

authors： Vargas L,Shin H,Huang HH,Zhu Y,Hu X

更新日期：2019-12-05 00:00:00

abstract：:Implantable electrode arrays capable of recording and stimulating neural activity with high spatial and temporal resolution will provide a foundation for future brain computer interface technology. Currently, their clinical impact has been curtailed by a general lack of functional stability, which can be attributed to...

journal_title：Journal of neural engineering

authors： Retterer ST,Smith KL,Bjornsson CS,Turner JN,Isaacson MS,Shain W

更新日期：2008-12-01 00:00:00

abstract：OBJECTIVE:Artificial proprioceptive feedback from a myoelectric prosthesis is an important aspect in enhancing embodiment and user satisfaction, possibly lowering the demand for visual attention while controlling a prosthesis in everyday tasks. Contemporary myoelectric prostheses are advanced mechatronic systems with m...

journal_title：Journal of neural engineering

authors： Garenfeld MA,Mortensen CK,Strbac M,Dideriksen JL,Dosen S

更新日期：2020-08-14 00:00:00

abstract：OBJECTIVE:When designing multiclass motor imagery-based brain-computer interface (MI-BCI), a so-called tangent space mapping (TSM) method utilizing the geometric structure of covariance matrices is an effective technique. This paper aims to introduce a method using TSM for finding accurate operational frequency bands r...

journal_title：Journal of neural engineering

authors： Islam MR,Tanaka T,Molla MKI

更新日期：2018-08-01 00:00:00

abstract：OBJECTIVE:Wireless control and power harvesting systems that operate injectable, cellular-scale optoelectronic components provide important demonstrated capabilities in neuromodulatory techniques such as optogenetics. Here, we report a radio frequency (RF) control/harvesting device that offers dramatically reduced size...

journal_title：Journal of neural engineering

authors： Park SI,Shin G,Banks A,McCall JG,Siuda ER,Schmidt MJ,Chung HU,Noh KN,Mun JG,Rhodes J,Bruchas MR,Rogers JA

更新日期：2015-10-01 00:00:00

abstract：OBJECTIVE:Powered robotic prostheses create a need for natural-feeling user interfaces and robust control schemes. Here, we examined the ability of a nonlinear autoregressive model to continuously map the kinematics of a transtibial prosthesis and electromyographic (EMG) activity recorded within socket to the future es...

journal_title：Journal of neural engineering

authors： Farmer S,Silver-Thorn S,Voglewede P,Beardsley SA

更新日期：2014-10-01 00:00:00

abstract：OBJECTIVE:Despite their increasing use and public health importance, little is known about the consistency and variability of the quantitative features of baseline electroencephalography (EEG) measurements in healthy individuals and populations. This study aims to investigate population consistency of EEG features. AP...

journal_title：Journal of neural engineering

authors： Nahmias DO,Kontson KL,Soltysik DA,Civillico EF

更新日期：2019-11-12 00:00:00

abstract：OBJECTIVE:There has recently been an increasing interest in local field potential (LFP) for brain-machine interface (BMI) applications due to its desirable properties (signal stability and low bandwidth). LFP is typically recorded with respect to a single unipolar reference which is susceptible to common noise. Several...

journal_title：Journal of neural engineering

authors： Ahmadi N,Constandinou T,Bouganis CS

更新日期：2020-11-26 00:00:00

abstract：OBJECTIVE:Low-intensity transcranial ultrasound stimulation (TUS) is emerging as a non-invasive brain stimulation technique with superior spatial resolution and the ability to reach deep brain areas. Medical image-based computational modeling could be an important tool for individualized TUS dose control and targeting ...

journal_title：Journal of neural engineering

authors： Pasquinelli C,Montanaro H,Lee HJ,Hanson LG,Kim H,Kuster N,Siebner HR,Neufeld E,Thielscher A

更新日期：2020-07-13 00:00:00

abstract：OBJECTIVE:Given current clinical interest in vagus nerve stimulation (VNS), there are surprisingly few studies characterizing the anatomy of the vagus nerve in large animal models as it pertains to on-and off-target engagement of local fibers. We sought to address this gap by evaluating vagal anatomy in the pig, whose ...

journal_title：Journal of neural engineering

authors： Settell ML,Pelot NA,Knudsen BE,Dingle AM,McConico AL,Nicolai EN,Trevathan JK,Ezzell JA,Ross EK,Gustafson KJ,Shoffstall AJ,Williams JC,Zeng W,Poore SO,Populin LC,Suminski AJ,Grill WM,Ludwig KA

更新日期：2020-04-09 00:00:00

abstract：:Golgi tendon organs (GTOs) located in the skeletal muscles provide the central nervous system with information about muscle tension. The ensemble firing of all GTO receptors in the muscle has been hypothesized to represent a reliable measure of the whole muscle force but the precision and accuracy of that information ...

journal_title：Journal of neural engineering

authors： Mileusnic MP,Loeb GE

更新日期：2009-06-01 00:00:00

abstract：OBJECTIVE:Electrocorticography (ECoG) based studies generally analyze features from specific frequency bands selected by manual evaluation of spectral power. However, the definition of these features can vary across subjects, cortical areas, tasks and across time for a given subject. We propose an autoencoder based app...

journal_title：Journal of neural engineering

authors： Pailla T,Miller KJ,Gilja V

更新日期：2019-02-01 00:00:00

abstract：:In a recent paper by Bradberry, Gentili and Contreras-Vidal published in Journal of Neural Engineering (2011, 8 036010), an interesting method for the control of a two-dimensional mouse cursor was proposed, which apparently attained excellent control and good speed with relatively simple techniques. We believe some of...

journal_title：Journal of neural engineering

authors： Poli R,Salvaris M

更新日期：2011-10-01 00:00:00

abstract：:Alzheimer's disease (AD) is the most common cause of dementia. Over the last few years, a considerable effort has been devoted to exploring new biomarkers. Nevertheless, a better understanding of brain dynamics is still required to optimize therapeutic strategies. In this regard, the characterization of mild cognitive...

journal_title：Journal of neural engineering

authors： Bruña R,Poza J,Gómez C,García M,Fernández A,Hornero R

更新日期：2012-06-01 00:00:00

abstract：:In this work the application of different machine learning techniques for classification of mental tasks from electroencephalograph (EEG) signals is investigated. The main application for this research is the improvement of brain computer interface (BCI) systems. For this purpose, Bayesian graphical network, neural ne...

journal_title：Journal of neural engineering

authors： Rezaei S,Tavakolian K,Nasrabadi AM,Setarehdan SK

更新日期：2006-06-01 00:00:00

abstract：OBJECTIVE:Electroencephalography (EEG) offers a unique opportunity to study human neural activity non-invasively with millisecond resolution using minimal equipment in or outside of a lab setting. EEG can be combined with a number of techniques for closed-loop experiments, where external devices are driven by specific ...

journal_title：Journal of neural engineering

authors： Black C,Voigts J,Agrawal U,Ladow M,Santoyo J,Moore C,Jones S

更新日期：2017-06-01 00:00:00

abstract：OBJECTIVE:Patients with amyotrophic lateral sclerosis (ALS) may benefit from brain-computer interfaces (BCI), but the utility of such devices likely will have to account for the functional, cognitive, and behavioral heterogeneity of this neurodegenerative disorder. APPROACH:In this study, a heterogeneous group of pati...

journal_title：Journal of neural engineering

authors： Geronimo A,Simmons Z,Schiff SJ

更新日期：2016-04-01 00:00:00

abstract：OBJECTIVE:The majority of near-infrared spectroscopy (NIRS) brain-computer interface (BCI) studies have investigated binary classification problems. Limited work has considered differentiation of more than two mental states, or multi-class differentiation of higher-level cognitive tasks using measurements outside of th...

journal_title：Journal of neural engineering

authors： C Schudlo L,Chau T

更新日期：2015-12-01 00:00:00

abstract：OBJECTIVE:For intracortical brain-machine interfaces (BMIs), action potential voltage waveforms are often sorted to separate out individual neurons. If these neurons contain independent tuning information, this process could increase BMI performance. However, the sorting of action potentials ('spikes') requires high sa...

journal_title：Journal of neural engineering

authors： Christie BP,Tat DM,Irwin ZT,Gilja V,Nuyujukian P,Foster JD,Ryu SI,Shenoy KV,Thompson DE,Chestek CA

更新日期：2015-02-01 00:00:00