Signal in Medical News

Samplify Systems Announces Next Generation Signal-Compression Technology, Prism 3.0

... Prism 3.0, the company's newest real-time signal compression algorithm for implementation on ... transmission issues faced by high-data bandwidth signal processing applications, with numerous ... 3.0, Samplify truly extends its leadership in signal compression technology," says Al Wegener, ...

Stripping leukemia-initiating cells of their 'invisibility cloak'

... of those cells that sends a "don't eat me" signal to the macrophage immune cells that serve as a ... says Irving Weissman of Stanford University, that signal sent by a cell-surface protein known as CD47 "is ... and lodging tumors along the way. The same signal is also temporarily produced at lower levels by ...

Nonin Medical Announces FDA Clearance for its Next-Generation Regional Oximetry System

... values. The Model 7600 offers industry-leading signal processing to enhance efficiency and an intuitive ... and storage. With over 20 years of signal processing and NIRS sensor design expertise, ... Nonin's industry-leading capabilities in signal processing and sensor design, plus its on-going ...

LoJack SafetyNet and Project Lifesaver Help Rescue Clients Afflicted With Alzheimer's/Dementia Who Wandered

... training program, police picked up the signal from the man's Personal Locator Unit wristband ... woman and within 5-8 minutes they picked up the signal of the woman's Personal Locator Unit wristband using their Search and Rescue receivers. The signal led them to a vacant home in Martha's Vineyard ...

Real-Time Control of Wheelchairs with Brain Waves

... A new signal processing technology for brain machine interface ... 125 milliseconds by analyzing brain waves using signal processing technology. Brain-wave analysis ... BTCC's new system fuses RIKEN's blind signal separation (1) and space-time-frequency filtering ...

Effective pain treatment for cancer patients?

... the possible reasons for this tumors release two signal substances that make nerve cells especially ... when the researchers blocked the effect of the signal substances on the nerve cells, the sensitivity of ... examined tissue from mice to determine what signal substances were released by tumors. They ...

Neuromed Announces that Merck & Co., Inc. Terminates Research Collaboration and License Agreement for Compounds Targeting N-Type Calcium Channels

... selective for calcium channels involved in pain signal transmission. Calcium channels control the entry of calcium into the neuron. When a pain signal is transmitted, the channel opens and the calcium ... from synaptic vesicles, thereby sending the pain signal to the brain where it is perceived as pain. ...

Nonin Medical Introduces Next-Generation Regional Oximeter at Euroanaesthesia 2009

... in Milan, Italy. Designed for instantaneous signal acquisition, improved accuracy and consistency ... Medical Center. With over 20 years of signal processing and NIRS sensor design expertise, ... Nonin's industry-leading capabilities in signal processing and sensor design are the foundation ...

MIT: New system monitors fetal heartbeat

... labor. Doctors can monitor the fetal ECG signal noninvasively through electrodes on the mother's ... potential clinical problems. "The dominant signal turns out to be the mother's heartbeat, so teasing out a tiny fetal signal in the background noise without altering the ...

NPs-NPR-B/pGC-cGMP signal pathway is involved in diabetic gastroparesis

... that natriuretic peptide-dependent pGC-cGMP signal is up-regulated and it may contribute to diabetic ... NPs-NPR-B/pGC(particulate guanylate cyclase)-cGMP signal pathway in the pathophysiology of diabetic ... results suggest that the CNP-(NPR-B)-pGC-cGMP signal pathway may be involved in the pathogenesis of ...

Five UCSF Scientists Elected to National Academy of Sciences

... of cells to sense the need to grow and divide--a signal that cancer cells exploit to spread in the body. ... for cell growth. Cancer then exploits this signal for its own growth. The new drug, however, blocks each of the two mTOR signal pathways--a significant improvement over another ...

New MRI Technology Expands Its Power

... signal thousand times stronger than current imaging, ... molecular changes inside the body that could signal health problems such as cancer, say Duke ... in the body will actually contribute any useful signal to build that image," Warren Warren, a professor ...

Relsys International Announces the Release of the Argus Safety(TM) Suite 5.0

... risk management system, pioneering the Structured signal Management (SSM) approach. Argus Perceptive 5.0 ... identification. While adhering to the Structured signal Management approach, pharma companies ensure that their surveillance teams follow the signal and risk management process according to ...

'Fasting Signal' Offers Clues to Insulin Resistance in the Obese

... TUESDAY, March 3 (HealthDay News) -- A signal known to play a role during fasting also becomes ... researchers. They also found that blocking this signal in fat tissue prevents insulin resistance in ... in healthy mice, but in obese mice, the signal appears to be "doing something more ...

New technique boosts protein NMR imaging speeds

... minimal downtime. "With SSNMR, we collect the signal responses but then have to wait for the SSNMR ... Ishii said the slow process of gathering spectral signal information has been the "de facto standard for ... temperature, but we worked it so we could get a signal without strong irradiation, which could fry out a ...

Weizmann Institute scientists create working artificial nerve networks

... few over this number greatly raised the chance a signal would be passed on. The scientists then took ... number of nerve cells. When the cells received a signal along just one of the 'wires,' the outcome was uncertain; but a signal sent along both 'wires' simultaneously was ...

Samplify Systems Receives Top Honors From Electronic Products and EDN Magazines

... of Analog to Digital Converters, with Integrated signal Compression, Received Electronic Products' ... converter and combining it with our Prism(TM) signal compression technology. It's gratifying to have ... and the SAM1600 Family Samplify's Prism(TM) signal compression algorithm provides a cost-effective ...

Car key jams teen drivers' cell phones

... a button to release it. Then the device sends a signal to the driver's cell phone, placing it in ... back into the device, which sends a "car stopped" signal to the cell phone, returning it to normal ... because the phone will receive the "driving mode" signal whenever the car key is extended. Adult ...

Analog Devices Healthcare Team Participates in MIT Forum on Medical Device Industry : ADI's healthcare technology experts Patrick O'Doherty and Tom O'Dwyer offer insights on trends impacting next-generation medical electronic systems.

... and marketing teams responsible for developing signal chain solutions for the medical imaging and ... as the world leader in data conversion and signal conditioning technology, Analog Devices serves ... integrated circuits used in analog and digital signal processing applications, Analog Devices is ...

Video: Ultrasound Systems Can Produce Clearer Images With TI's New Family of Fully Integrated High-Voltage Pulsers and Switches

... TI can now provide the most highly integrated signal chain for ultrasound systems, helping ultrasound ... injected into the transducer, which improves signal sensitivity by at least 5 dBc, resulting in ... visit http://www.ti.com/ultrasound . Complete signal chain offering for ultrasound designers TI's ...

Video: Medical Imaging Equipment OEMs Can Achieve Faster, More Accurate Results with TI's Portfolio of Embedded Processors and Analog Products

... analog products to deliver a complete signal chain solution and help increase the speed ... Faster, more accurate care Embedded digital signal processors are flexible, programmable ... begins with the signal chain -- taking the analog signal captured by the machine, digitizing it for ...

Analog Devices Healthcare Director Delivers Speech on Role of Analog Semiconductors in Next-Generation Portable Medical Equipment : ADI's Pat O'Doherty is a featured speaker at electronica 2008.

... and marketing teams responsible for developing signal chain solutions for the medical imaging and ... as the world leader in data conversion and signal conditioning technology, Analog Devices serves ... integrated circuits used in analog and digital signal processing applications, Analog Devices is ...

Samplify Evolves Business Model From IP Developer to Semiconductor Supplier; Now Targets Multi-Billion Dollar Market

... With Real-Time signal Compression SANTA CLARA, Calif., Oct. 20 ... a number of these markets with its Prism(TM) signal compression technology over the past 18 months. ... domain to provide benefits throughout the entire signal chain. Al Wegener, Samplify founder, chairman, ...

Caltech engineers build first-ever multi-input 'plug-and-play' synthetic RNA device

... to more than one biological or environmental signal at a time. In the future, such devices could ... NOR, NAND, and OR computations, and can perform signal filtering and signal gain operations. Smolke and Win's creation is the ...

Direct recording shows brain signal persists even in dreamless sleep

... brain's most fundamental "foundations": a brain signal that never switches off and may support many ... highlighted in the new study is a low-frequency signal created by neuronal activity throughout the brain. This signal doesn't switch off even in dreamless sleep, ...

New leukemia signal could point way to better treatment, Stanford researchers find

... on a novel "double agent" role for a molecular signal that regulates cell growth. The rogue signal, ... anti-leukemia target, they're studying how the signal revs up cancer. They're also starting the ... that could safely be given to humans. The signal is an especially promising leukemia drug target, ...

New discovery about growth factor can be breakthrough for cancer research

... Uppsala University has discovered an entirely new signal path for a growth factor that is of crucial ... University, have identified an entirely new signal path that is regulated by TGF-b. This ... importance for our ability to identify what signal paths TGF-b uses to inhibit the growth of cells, ...

Cancer cells revert to normal at specific signal threshold, Stanford researchers find

... report that lowering levels of one cancer signal under a specific threshold reverses this process ... a specific midway point at which a cancer signal reverted to a healthy level, Shachaf said. The ... cells as a transcription factor, a protein signal that binds DNA to turn genes on or off. Excess ...

Chemical engineering researchers identify biofilms that cause infections

... cell is able to "talk" to one another and signal its location so that neighboring cells do not ... signals to control biofilm formation. Which signal is utilized depends on the temperature of the ... body versus outside the body. Whereas AI-2 is the signal utilized by E. coli inside the body, Wood ...

Discovery of new signal pathway important to diabetes research

... discovered that cells in the pancreas cooperate signal in a way hitherto unknown. The discovery can ... In this context, glutamate acts as a positive signal that tells the alpha cells that it is time to ... levels from falling too low. "It's this signal pathway that is our discovery," says Professor ...

Brown chemists create cancer-detecting nanoparticles

... coating, the particles also emit a stronger signal for the MRI to detect. The results have been ... The thinner the coating, the stronger the emitted signal and vice versa. Sun's team outfitted their ... it's easier for the MRI to "hear" the stronger signal and to hone in on the signal's source. Another ...

Innovative antennae may signal a 'new wave' in health care provision

... be large in order to maximise the strength of the signal being received. They can be reduced in size but ... gait etc, transmitting this information by radio signal to a control unit also on the patients body. The ... conventional on-body antenna the majority of the signal is transmitted either away from the patient or ...

Samplify Systems Announces Availability of Compression for Computed Tomography; Integrated Slip-Ring Solution to be Jointly Developed with Schleifring und Apparatebau and Tokyo Electron Device Ltd.

... ring integrating Samplify's patented Prism CT(TM) signal compression technology for the medical computed ... of CT data acquisition subsystems. By integrating signal compression technology into the slip-ring ... compression ratios, while preserving signal fidelity within the region of interest. ...

St. Jude study shows how T cell's machinery dials down autoimmunity

... quantitative, and that the ITAMs were there for signal amplification. The second possibility is that ... a relatively small defect in the efficiency of signal transduction through the T cell receptor could ... need a very big reduction in T cell receptor signal strength to have a defect in negative selection. ...

Samplify Systems Adds Computed Tomography Expert Carl Crawford to Technical Team

... -- Samplify Systems, Inc., a real-time signal compression technology company, announced today ... to add Carl's knowledge of the entire CT signal chain to Samplify's capabilities," said Al ... current and next generation systems. Samplify's signal compression technology is the first approach I've ...

St. Jude finds 'dancing' hair cells are key to humans' acute hearing

... the so-called outer hair cells amplify the sound signal as it transforms into an electrical signal that travels to the brains auditory center. ... somatic motility theory proposes that the sound signal is amplified by an amplifier protein, called ...

Engineering students: Headset muffles loud, unnerving MRI noises

... tiny microphones connected to an amplifier and a signal processor several feet away. That processor ... set of computer instructions, to produce a sound signal that is the opposite of the signal just received. That ...

Samplify Systems Announces Availability of Samplify for Windows Release 2.6, and Samplify for Windows Embedded Edition, Transforming RF Data Recording Applications with X-COM Systems

... maximize the benefits of compression on their signal chain by compressing their signals in FPGA and ... them in the compressed domain until just prior to signal processing in software," said Al ... now give our customers the ability to integrate signal decompression into ...

Sonic Innovations Launches Two New Hearing Aid Products in Conjunction With Company's 10-Year Anniversary

... hearing loss and includes 24-channel digital signal processing, digital noise reduction, fixed and ... of noise reduction, we've basically revved up the signal processing power on our hearing aid by 50 ... miniBTE, the ion(TM) 400 has 24-channel digital signal processing and hands-free automatic features like ...

Researchers Gain Insights Into 'On-Off' Switch for Cells

... a cell will divide, even if it's damaged or the signal to grow disappears. The on-off switch is part ... when a cell receives an external chemical signal to grow. "The wiring diagram is fundamentally ... signal, it can stay turned on, even if the signal vanishes. The study results are published in ...