Medical Devices & Surgical Technology Week articles from January 2009

Medical Devices & Surgical Technology Week archives from January 2009

Prostate Cancer Discovered in 40 Percent of Men Who Test Negative for the Disease.(Report)
January 4, 2009... Forty percent of men with prostate cancer may not even know they have it, according to a new research study by the Prostate Cancer Foundation of Chicago. The study revealed the standard office biopsy procedure often isn't enough to properly...

Research from University of Iowa yields new findings on adenoid cystic cancer.
January 4, 2009... In this recent study, researchers in the United States conducted a study "To evaluate the impact of facial nerve sacrifice and postoperative radiotherapy on the outcome of adenoid cystic carcinoma of the parotid gland. Inception cohort....

Researchers from University of Texas provide details of new studies and findings in the area of adenoid cystic cancer.
January 4, 2009... In this recently published article, scientists in the United States conducted a study "To describe the clinical history and outcome of patients with adenoid cystic carcinoma (ACC) of the external auditory canal (EAC). Retrospective case...

Research from Kyushu University in the area of adenomatous polyp published.(Report)
January 4, 2009... "Small-intestinal adenoma occurs in patients with familial adenomatous polyposis (FAP). The aim was to analyze the diagnostic yield of a double-balloon endoscopy (DBE) and an intraoperative enteroscopy (IOE) for small-intestinal involvement in...

New adrenalectomy research from University of Texas discussed.
January 4, 2009... According to recent research published in the journal Annals of Surgery, "Posterior retroperitoneoscopic adrenalectomy (PRA) is a minimally invasive approach to removal of the adrenal gland. This anatomically direct approach, popularized by...

Findings from University Hospital broaden understanding of arthritis.
January 4, 2009... According to recent research from Leipzig, Germany, "In the present work, the frequency of inherited polymorphisms of the beta 2 adrenergic receptor (beta 2AR) gene and their association with rheumatoid arthritis (RA) as well as human leukocyte...

Researchers from University of Naples publish findings in chronic obstructive pulmonary disease.
January 4, 2009... "Exhaled breath condensate (EBC) is a noninvasive method for the study of airway lining fluid. Nuclear magnetic resonance (NMR) spectroscopy can provide biochemical profiles of metabolites in biological samples," scientists in Naples, Italy...

Researchers from University of Bologna discuss findings in defibrillators.
January 4, 2009... " Comparative studies on the longevity of implantable cardioverter-defibrillators (ICDs) among different manufacturers have never been reported. Longevity of ICD devices implanted from 1 January 2000 to 31 December 2002 was prospectively...

Researchers from California Institute of Technology describe findings in DNA research.
January 4, 2009... According to a study from the United States, "Yeast Mrc1, ortholog of metazoan Claspin, is both a central component of normal DNA replication forks and a mediator of the S phase checkpoint. We report that Mrc1 interacts with Pol2, the catalytic...

Researchers from Vrije University Amsterdam detail new studies and findings in the area of DNA research.
January 4, 2009... "Many genetic processes depend on proteins interacting with specific sequences on DNA. Despite the large excess of nonspecific DNA in the cell, proteins can locate their targets rapidly," scientists in Netherlands report (see also DNA...

Findings in endolymphatic hydrop reported from Case Western Reserve University.(Report)
January 4, 2009... "The mechanistic association between endolymphatic hydrops (ELH) and hearing loss (HL) is unclear. Although ELH severity has been shown to correlate in some studies with HL, injury of vital structures, including hair cells and the cochlear...

Data from Cleveland Clinic advance knowledge in enzyme research.
January 4, 2009... In this recent article published in the journal Annals of the Rheumatic Diseases, scientists in the United States conducted a study "To determine the mechanism of matrix metalloproteinase (MMP)-13 upregulation in osteoarthritic synovial...

Data on enzyme research described by W. Ahmed et al.
January 4, 2009... According to a study from Australia, "A real-time polymerase chain reaction (PCR) assay using SYBR Green I dye was developed to quantify the Enterococcus faecium enterococci surface protein (esp) marker in sewage (n = 16) and environmental...

New enzyme research study findings recently were published by researchers at University of Wisconsin.
January 4, 2009... According to recent research from the United States, "Rapid-mix freeze-quench (RMFQ) methods and electron paramagnetic resonance (EPR) spectroscopy have been used to characterize the steady-state radical in the deamination of ethanolamine...

Study results from Columbia University provide new insights into enzyme research.
January 4, 2009... According to recent research published in the journal Proceedings of the National Academy of Sciences of the United States of America, "Here, we present two bifunctional protein building blocks that coassemble to form a bioelectrocatalytic...

New Escherichia coli findings from University of Houston described.
January 4, 2009... According to recent research from the United States, "Free and bound (or capsular) EPS produced by suspended cultures of Escherichia coli and Serratia marcescens were characterized in detail using colorimetric analysis of total proteins and...

New data from Cornell University illuminate research in gas chromatography.
January 4, 2009... According to a study from the United States, "We report the first coupling of comprehensive two-dimensional gas chromatography (GC x GC) to online combustion isotope ratio mass spectrometry (C-IRMS). A GC x GC system, equipped with a...

Exponent, Inc. details research in implants.
January 4, 2009... "A validated nonlinear three-dimensional finite element (FE) model of a single lumbar motion segment (L3-L4) was used to evaluate the effects of total disc replacement (TDR). The model was implanted with a fixed-bearing TDR (ProDisc-L) at 2...

Investigators at University of Tsukuba publish new data on life sciences.
January 4, 2009... "We describe a convenient, cost-effective and flexible medium-throughput single nucleotide polymorphism (SNP) genotyping method, Multiplex SNP-SCALE, which enables the simultaneous amplification by polymerase chain reaction (PCR) of up to 25...

New life sciences research has been reported by scientists at Shimane University.
January 4, 2009... According to recent research published in the journal Molecular Ecology Resources, "We developed 12 polymorphic microsatellite markers from a salt-marsh sedge Carex rugulosa." "The number of alleles per locus ranged from two to four, with...

New life sciences research reported from University of Georgia.
January 4, 2009... "We describe polymerase chain reaction primer pairs and reaction conditions for amplification of 15 microsatellite loci from eastern hemlock (Tsuga canadensis)," scientists writing in the journal Molecular Ecology Resources report (see also...

Recent studies by S. Skirnisdottir and co-authors add new data to life sciences findings.
January 4, 2009... According to recent research from Reykjavik, Iceland, "Eighteen new microsatellite loci consisting of 10 di-, 5 tri-, 2 tetra- and 1 heptanucleotide repeats are introduced for the Atlantic cod (Gadus morhua L.). All loci were co-amplified in...

Reports outline life sciences study findings from B.M. Weiss and colleagues.
January 4, 2009... According to a study from Austria, "Ten novel polymorphic microsatellite loci were isolated and characterized from the greylag goose, Anser anser, a long-term monogamous and biparental bird. Additionally, five new primers pairs were designed...

Reports outline life sciences study results from B. Sanchezfernandez et al.
January 4, 2009... According to a study from Seville, Spain, "The Iberian red deer (Cervus elaphus hispanicus) is an emblematic game species in Spain. To generate a battery of polymorphic markers for multiplex polymerase chain reactions for the Spanish red deer,...

Research from S. Moran et al broadens understanding of life sciences.
January 4, 2009... According to recent research from Waterford, Ireland, "DNA identification of non-invasive samples is a potentially useful tool for monitoring small mammal species." "Here we describe a novel method for identifying five small mammal...

Researchers at University of Cincinnati publish new data on life sciences.
January 4, 2009... "We present 12 variable microsatellite loci isolated from the invasive tropical house gecko, Hemidactylus mabouia," scientists in the United States report (see also Life Sciences). "Polymerase chain reaction (PCR) primers were tested on 39...

Studies from University of Bern have provided new data on life sciences.
January 4, 2009... According to a study from Bern, Switzerland, "We isolated and characterized 11 microsatellite loci in the grasshopper Oedaleus decorus (Orthoptera: Acrididae), an endangered species in Central Europe." "Polymorphism was studied from two...

New findings from M. Dai and co-researchers in the area of liquid chromatography described.
January 4, 2009... According to recent research from Wuhan, People's Republic of China, "A rapid and sensitive method was developed and validated for the determination of MCYST (microcystin)-RR, -LR, and [Dha(7)] MCYST-LR in rat plasma by liquid...

Studies by T. Wu and co-authors describe new findings in liquid chromatography.(Report)
January 4, 2009... According to a study from Beijing, People's Republic of China, "Recent technological advances have resulted in the availability of reversed-phase chromatographic media of particle size 1.7 mu m and a liquid-handling system that can be used to...

Research data from F.W.B. Deleyiannis and colleagues update understanding of mandibulectomy.
January 4, 2009... "The purpose of this report is to describe our recent experience using a double-skin paddle fibular free flap (DSPFFF) for. reconstruction of the through-and-through anterior mandibulectomy defect and to present a reconstructive algorithm based...

Research on nerve injury detailed by scientists at Southern Illinois University.(Report)
January 4, 2009... "Reports of laryngeal response to denervation are inconsistent. Some document atrophy and fibrosis in denervated laryngeal muscles, whereas others indicate resistance to atrophy," scientists writing in the journal Laryngoscope report (see also...

Research from W. Hassler and co-researchers in the area of neurosurgery published.
January 4, 2009... "The authors report on a series of 10 patients with spontaneous thoracic cord herniation, provide the long-term follow-up, and propose a surgical strategy. All 10 patients had a defect in the ventral dura mater," scientists in Duisburg, Germany...

Research from Y. Ito and co-researchers in the area of neurosurgery described.(Report)
January 4, 2009... According to recent research from Kobe, Japan, "Cervical pedicle screw (PS) misplacement leads to injury of the spinal cord, nerve root, and vertebral artery. Recently, several investigators reported on the usefulness of a spinal navigation...

Studies from F. Galbusera and colleagues reveal new findings on neurosurgery.
January 4, 2009... "Cervical instrumented fusion is currently performed using several fixation methods. In the present paper, the authors compare the following 4 implantation methods: a stand-alone cage, a cage supplemented by an anterior locking plate, a cage...

Reports outline orthodontics research from A.O. Arruda and colleagues.
January 4, 2009... "An orthodontic index is validated by comparing its scores with a gold standard, commonly the consensus opinion of a group of experienced orthodontists. The purpose of this investigation was to evaluate contemporary occlusal indexes against the...

Researchers from Hokkaido University describe findings in orthodontics.
January 4, 2009... According to a study from Sapporo, Japan, "Homozygous brachymorphic (bm/bm) mice are characterized by disproportionately short stature. Anterior transverse crossbite sometimes develops spontaneously in inbred BALB/c-bm/bm mice that produce...

Studies from N. Pandis and colleagues provide new data on orthodontics.
January 4, 2009... "Our aim was to comparatively investigate the amount of external apical root resorption (EARR) between conventional and passive self-ligating brackets. Ninety-six patients were selected from a pool of patients satisfying the following inclusion...

Studies from Tel-Aviv University, Medical Department in the area of orthodontics described.
January 4, 2009... "Gingival recession can be localized or generalized and associated with at least 1 tooth surface. As a result, gingival recession leads to root surface exposure, often causing esthetic impairment, fear of tooth loss, increased susceptibility...

Findings from University of Basel advance knowledge in orthopedics and trauma surgery.
January 4, 2009... According to recent research published in the journal Archives of Orthopaedic and Trauma Surgery, "Introduction and purpose Intramedullary screw fixation (ISF) of proximal fifth-metatarsal fractures is known as first treatment option in young,...

Research from Korea University, Medical Department broadens understanding of orthopedics and trauma surgery.
January 4, 2009... According to recent research from Seoul, South Korea, "The proximal femoral nail (PFN) and the proximal femoral nail anti-rotation (PFNA) have been successfully used in the management of osteoporotic pertrochanteric fractures." "Although...

Study findings from M. Zrig et al provide new insights into orthopedics and trauma surgery.
January 4, 2009... According to a study from Ariana, Tunisia, " The authors report 7 cases of acute tibial tubercle avulsion fractures. The fracture occurred in 6 out of the 7, after an abrupt tension of the patellar tendon in male sporting adolescents (age 13-17...

Studies from T.J. Fang and colleagues reveal new findings on paralysis.
January 4, 2009... In this recently published article, scientists in Taipei, Taiwan conducted a study "To investigate the quality of life (QoLF) status of Taiwanese adults with unilateral vocal cord paralysis (UVCP). A prospective, QoLF survey in a tertiary...

Researchers from University of Texas detail new studies and findings in the area of plastic surgery.
January 4, 2009... According to recent research from the United States, "The composite facelift represents a comprehensive technique for facial rejuvenation with tissue repositioning of essentially every deep structure of the aging face, addressing the neck,...

Researchers at University of Tennessee target prostheses.
January 4, 2009... According to a study from the United States, "Recent technological advancements in total ankle arthroplasty (TAA) have included the introduction of the mobile bearing concept. This bearing has several advantages, but researchers have questioned...

Research from T. Sugiki and co-authors yields new data on proteomics.
January 4, 2009... According to recent research published in the Journal of Biomolecular NMR, "Stable isotope labeling for proteins of interest is an important technique in structural analyses of proteins by NMR spectroscopy. Escherichia coli is one of the most...

Findings from Nagoya University broaden understanding of sensorineural hearing loss.
January 4, 2009... According to recent research from Nagoya, Japan, "Three-dimensional fluid-attenuated inversion recovery (3D-FLAIR) magnetic resonance imaging (MRI) has recently been developed to detect high concentrations of protein or hemorrhage. We have...

Data from S. Hiller and colleagues advance knowledge in spectroscopy.
January 4, 2009... According to recent research from the United States, "Automated projection spectroscopy (APSY) is an NMR technique for the recording of discrete sets of projection spectra from higher-dimensional NMR experiments, with automatic identification...

New spectroscopy study results from University of California described.
January 4, 2009... According to recent research from the United States, "Recent studies exploring the relationship between enzymatic catalysis and protein dynamics in the aqueous phase have yielded evidence that dynamics and enzyme activity are strongly...

Scientists at University of California detail research in spectroscopy.
January 4, 2009... "Dynamic force spectroscopy probes the kinetic and thermodynamic properties of single molecules and molecular assemblies. Here, we propose a simple procedure to extract kinetic information from such experiments," researchers in the United...

Studies from University of California add new findings in the area of spectroscopy.
January 4, 2009... "The photoredox reaction of trisoxalato cobaltate (III) has been studied by means of ultrafast extended x-ray absorption fine structure and optical transient spectroscopy after excitation in the charge-transfer band with 267-nm femtosecond...

Investigators at University of Texas have published new data on surgery.
January 4, 2009... "Although cellular therapy has shown promise in the management of traumatic brain injury (TBI), microenvironment interactions between the intracerebral milieu and therapeutic stem cells are poorly understood. We sought to characterize the...

New surgery findings from P.A. Thodiyil and co-researchers published.
January 4, 2009... In this recent article published in the journal Annals of Surgery, scientists in the United States conducted a study "To compare outcomes of patients with leaks after primary Roux-en-Y gastric bypass (GBP) managed operatively with those...

Research from University of Maryland in surgery provides new insights.
January 4, 2009... "Recent data from Iraq supporting early aggressive use of fresh frozen plasma (FFP) in a 1:1 ratio to packed red blood cells (PRBCs) has led many civilian trauma centers to adopt this resource intensive strategy. Prospective data were collected...

Research results from X.P. Chen and co-authors update knowledge of surgery.
January 4, 2009... "The key to Belghiti's liver-hanging maneuver is to develop a retrohepatic tunnel. This procedure requires a blind dissection of the plane anterior to the inferior vena cava (IVC), with the inherent risks of damaging the short hepatic veins and...

Scientists at Third Military Medical University discuss research in surgery.
January 4, 2009... In this recent report published in the journal Annals of Surgery, researchers in Chongqing, People's Republic of China conducted a study "Total parenteral nutrition (TPN), with the complete removal of enteral nutrition, results in marked...

Studies from Columbia University provide new data on surgery.
January 4, 2009... Researchers in the United States conducted a study "To further our understanding of the potential protective effects of one organ allograft for another in combined organ transplants by comparing rejection-free survival and the 1-year rejection...

Studies from P.R. Dereuver and colleagues reveal new findings on surgery.
January 4, 2009... In this recent study, researchers in Netherlands conducted a study "To determine the inter-rater agreement of expert witness testimonies in bile duct injury malpractice litigation. Malpractice litigation is an increasing concern in modem...

New surgical technology data have been reported by F. Miyanji and co-authors.
January 4, 2009... According to recent research from the United States, "In vitro biomechanical investigation using human cadaveric cervical spines. Evaluate differences in biomechanical stability between typical lateral mass screw + rod constructs compared to...

Studies from University of Oklahoma add new findings in the area of tinnitus.
January 4, 2009... "Clinical and basic studies have correlated tinnitus with stress. Although the etiology of tinnitus is unknown, the cochlear nucleus (CN) appears to play a role," scientists in the United States report (see also Tinnitus). "To better...

Scientists at Stavanger University, Medical Department publish new data on tracheotomy.(Report)
January 4, 2009... "Despite Its Popularity, serious complications do Occur with percutaneous dilatational tracheotomy in the ICU. The associated risks in daily practice are probably underestimated and may reflect system flaws in training and team function,"...

New vascular surgery research from S.C. Desai and co-researchers described.
January 4, 2009... "Although the Heimlich maneuver is considered the best intervention for relieving acute upper airway obstruction, several complications have been reported in the literature," scientists writing in the Journal of Vascular Surgery report (see...

New vascular surgery study findings have been reported from University of Arkansas.(Report)
January 4, 2009... According to a study from the United States, "The neoaortoiliac system (NAIS) has gained popularity as a durable procedure for treating aortic graft infections. However, one of the disadvantages has been a long operation that can take tip to 10...

New vascular surgery study findings reported from J. Pillai and co-authors.(Report)
January 4, 2009... "Nonfunctional popliteal entrapment is due to embryologic maldevelopment within the popliteal fossa. Functional entrapment occurs in the apparent absence of an anatomic abnormality," investigators in Johannesburg, South Africa report (see also...

Studies conducted at Cleveland Clinic on vascular surgery recently published.
January 4, 2009... In this recent study, researchers in the United States conducted a study "To validate a method for determination of the ankle-brachial index (ABI) in the seated position. Peripheral arterial disease (PAD) is a prevalent disorder that is...

Studies from F.A. Sakae and co-researchers yield new data on voice disorders.
January 4, 2009... In this recently published article, scientists in Sao Paulo, Brazil conducted a study "To describe the arrangement of collagen fibers in the superficial layer of the lamina propria of the vocal folds with Reinke' edema. Cross sectional...

New burn care study findings have been published by scientists at Haukeland University.(Report)
January 4, 2009... Data detailed in 'Life after burn injury: striving for regained freedom' have been presented. According to recent research from Bergen, Norway, "Focusing beyond survival, the priority of modern burn care is optimal quality of life. Our aim with...

Wuhan University, Department of Chemistry describes research in chromatography.(Report)
January 4, 2009... A report, 'Chromatographic evaluation and comparison of three beta-cyclodextrin-based stationary phases by capillary liquid chromatography and pressure-assisted capillary electrochromatography,' is newly published data in Electrophoresis....

New DNA research findings from University of Freiburg published.
January 4, 2009... New investigation results, 'Cell-cycle-dependent spatial sequestration of the DnaA replication initiator protein in Bacillus subtilis,' are detailed in a study published in Developmental Cell. "Initiation of DNA replication must be restricted...

Research from Academy of Sciences of the Czech Republic reveals new findings on DNA research.
January 4, 2009... New investigation results, 'Role of loops in the guanine quadruplex formation by DNA/RNA hybrid analogs of G4T4G4,' are detailed in a study published in International Journal of Biological Macromolecules. According to a study from Brno, Czech...

Research results from H.W. Chang and co-authors update knowledge of DNA research.
January 4, 2009... New investigation results, 'Statistical superiority of genome-probing microarrays as genomic DNA-DNA hybridization in revealing the bacterial phylogenetic relationship compared to conventional methods,' are detailed in a study published in...

Researchers at University of Kentucky release new data on electron microscopy.
January 4, 2009... Scientists discuss in 'Association of the sites of heavy metals with nanoscale carbon in a Kentucky electrostatic precipitator fly ash' new findings in electron microscopy. "A combination of high-resolution transmission electron microscopy,...

New life sciences findings from Oregon State University published.(Report)
January 4, 2009... Fresh data on life sciences are presented in the report 'Source profiles of organic compounds emitted upon combustion of green vegetation from temperate climate forests.' "Biomass burning is an important primary source of particles containing...

Studies from University of London provide new data on life sciences.(Report)
January 4, 2009... Current study results from the report, 'Early cortical specialization for face-to-face communication in human infants,' have been published. "This study examined the brain bases of early human social cognitive abilities. Specifically, we...

Research findings from Fuzhou University, Department of Chemistry update understanding of liquid chromatography.
January 4, 2009... Researchers detail in 'Methacrylate-based monolithic column with mixed-mode hydrophilic interaction/strong cation-exchange stationary phase for capillary liquid chromatography and pressure-assisted CEC,' new data in liquid chromatography. "A...

New matrix metalloproteinase data have been reported by scientists at University of Montreal.
January 4, 2009... A new study, 'Inhibition of interleukin-1beta-induced matrix metalloproteinases 1 and 13 production in human osteoarthritic chondrocytes by prostaglandin D2,' is now available. According to recent research from Montreal, Canada, "To investigate...

Research conducted at University of California, Department of Biochemistry has provided new information about proteomics.
January 4, 2009... Current study results from the report, 'Characterization of a conformationally sensitive TOAC spin-labeled substance P,' have been published. According to recent research from the United States, "To probe the binding of a peptide agonist to a...

Data from University of Napoli Federico II provide new insights into spectroscopy.
January 4, 2009... Fresh data on spectroscopy are presented in the report 'Host-guest interactions between 2,4-dichlorophenol and humic substances as evaluated by 1H NMR relaxation and diffusion ordered spectroscopy.' "1H NMR measurements of spin-lattice (T1) and...

Catch a cold or flu? Take out your contacts.
January 4, 2009... When you feel a cold or the flu coming on, here's a tip to reduce eye redness and eye irritation: "Take out your contact lenses or reduce your lens-wear time," says University of Alabama at Birmingham (UAB) professor of optometry William...

Three Florida State Researchers Named American Physical Society Fellows.
January 4, 2009... Their scientific research takes them in different directions, but three faculty members at The Florida State University now have one important thing in common: Each has just been elected a fellow of the American Physical Society (APS) (see also...

Millennium Research Group Releases New Product: Medtech Economic Quarterly.
January 4, 2009... Millennium Research Group (MRG) has released its first issue of Medtech Economic Quarterly, a new product analyzing the dynamics of medtech and the economy through 2009. This first product offers leading indicators and expert analysis on...

Samplify Systems Signs Cytech Technology as Its New Distributor in China.
January 4, 2009... Samplify Systems, Inc., a provider of mixed-signal compression solutions for intelligent data conversion, today extends its distribution channel to China with the announcement of Cytech Technology as its newest distributor in the region. As the...

Stratus Technologies' Servers Achieve 'Six Nines' Availability, Cutting Downtime to Less than 32 Seconds Per Year.
January 4, 2009... The average Stratus Technologies' fault-tolerant server now provides "six nines" of uptime per year, which means it's down for about as long as it takes to put in contact lenses or less time than previewing a song on iTunes, Stratus announced...

Pressure BioSciences, Inc. and Battelle Memorial Institute Sign Exclusive Patent License Agreement.
January 11, 2009... Pressure BioSciences, Inc. (NASDAQ:PBIO) ("PBI" or the "Company") announced that they have entered into an exclusive patent license agreement with the Battelle Memorial Institute ("Battelle"). The licensed technology is described in the patent...

PhotoMedex Announces Annual Stockholders' Meeting.
January 11, 2009... PhotoMedex, Inc. (Nasdaq:PHMD) announced that its next Annual StockholdersE Meeting will be held on January 26, 2009, at the offices of Morgan, Lewis & Bockius LLP, 1701 Market Street, Philadelphia, PA 19103. The meeting will begin at 10:30 AM...