Medical Devices & Surgical Technology Week articles from May 2009

Medical Devices & Surgical Technology Week archives from May 2009

LibertyT External Male Continence Device Featured in Newman and Weins Managing and Treating Urinary Incontinence.
May 3, 2009... BioDerm, Inc., the manufacturer of Liberty TM, a new external continence device for men, is featured in the newest edition of Managing and Treating Urinary Incontinence, co-authored by Diane Kaschak Newman, R.N.C, M.S.N., C.R.N.P., F.A.A.N.,...

New Alternative to Biopsy Detects Subtle Changes in Cancer Cells, Stanford Study Shows.
May 3, 2009... A drop of blood or a chunk of tissue smaller than the period at the end of this sentence may one day be all that is necessary to diagnose cancers and assess their response to treatment, say researchers at the Stanford University School of...

Researchers at Indiana University target acute pancreatitis.(Clinical report)
May 3, 2009... According to recent research from the United States, "Pancreatitis is the most common major complication of diagnostic and therapeutic ERCP Platelet-activating factor (PAF) has been implicated in the pathophysiologic events associated with...

Chinese University of Hong Kong publishes research in adenocarcinoma.(Report)
May 3, 2009... "The objective of this study, a parallel study to global gene expression profiling, was to identify dysregulated microRNAs (miRNAs) associated with endometrioid endometrial adenocarcinoma (EEC), examine their correlation with...

Findings from H.H. Hensley and co-authors broaden understanding of adenoma.
May 3, 2009... "The scientific potential of animal models of carcinogenesis has not been fully realized because of our limited ability to monitor tumor growth in vivo. To develop an endoscopy-based protocol for the accurate estimation of adenoma size in vivo...

Research from Chinese University of Hong Kong in the area of astigmatism published.
May 3, 2009... " To study the surgically induced astigmatism (SIA) in combined phacoemulsification and vitrectomy, and compare with that when either procedure is performed alone. This is a prospective comparative interventional trial comprising of 60 eyes of...

Findings from University of Port Harcourt broaden understanding of autopsy.(Clinical report)
May 3, 2009... "A prospective autopsy study of firearms-related death was carried out; by the authors in the Niger Delta region of Nigeria. The purpose of the study was to evaluate the pattern, frequency, and anatomical sites of wounds, also the cause of...

Study results from K.D. Jashnani and colleagues in the area of autopsy published.(Report)
May 3, 2009... "The process of audit standardizes protocols in departments and has long-term benefits. Maternal autopsies though routinely performed, deserve a special attention," scientists in Bombay, India report (see also Autopsy). "This study was...

Research from New York University provides new data on bone and joint surgery.
May 3, 2009... "The outcome of operatively treated capitellar fractures has not been reported frequently. The purpose of the present study was to evaluate the clinical, radiographic, and functional outcomes following open reduction and internal fixation of...

Studies from T. Mochizuki et al add new findings in the area of bone and joint surgery.(Report)
May 3, 2009... According to a study from Tokyo, Japan, "It is generally believed that the supraspinatus is the most commonly involved tendon in rotator cuff tears. Clinically, however, atrophy of the infraspinatus muscle is frequently observed in patients...

University of Pittsburgh reports research in bone and joint surgery.(Report)
May 3, 2009... "The success of posterior cruciate ligament reconstruction has varied. The objective of this study was to determine quantitatively and qualitatively the topography and osseous landmarks of the femoral footprints of the anterolateral and...

Research from Shriners Hospital for Children has provided new information about burn care.
May 3, 2009... According to recent research from the United States, "The liver plays a major role in the early hypometabolic and later hypermetabolic phases after severe burn injury. Proteomic analysis was used to identify altered proteins in liver during...

Findings from A.S. Patel et al in cataract and refractive surgery reported.
May 3, 2009... In this recent report published in the Journal of Cataract and Refractive Surgery, researchers in the United States conducted a study "To compare the relative effectiveness of photoentrainment of the circadian rhythm by a blue light-filtering...

New cataract and refractive surgery findings from G.D. Shah and co-researchers published.
May 3, 2009... "A specially designed grid and software used to assess the postoperative rotation of a toric intraocular lens (IOL) are described. Postoperatively, a digital retroillumination image of the patient is taken and this image is superimposed on the...

New cataract and refractive surgery research from I. Strehin and colleagues discussed.
May 3, 2009... In this recent report, researchers in the United States conducted a study "To describe the synthesis of a chondroitin sulfate-polyethylene glycol (CS-PEG) adhesive and characterize its physical and biological properties in vitro and in vivo....

New findings from G. Wollensak and co-researchers in the area of cataract and refractive surgery described.
May 3, 2009... In this recent article published in the Journal of Cataract and Refractive Surgery, scientists in Berlin, Germany conducted a study "To test the biomechanical efficiency of corneal crosslinking with riboflavin without epithelial debridement...

Reports from University Hospital add new data to research in cataract and refractive surgery.
May 3, 2009... In this recent report, researchers in Netherlands conducted a study "To compare the position of the iris-fixated phakic intraocular lens (pIOL) in preoperative simulation and after implantation using anterior segment optical coherence...

Reports from University of Auckland advance knowledge in cataract and refractive surgery.
May 3, 2009... Researchers in Auckland, New Zealand conducted a study "To characterize and compare the higher-order aberrations (HOAs) in 3 intraocular lenses (IOLs) designed to minimize HOAs using a new physical model eye. Department of Ophthalmology,...

Reports summarize cataract and refractive surgery study results from V.A. Vasavada and co-researchers.(Clinical report)
May 3, 2009... In this recent report published in the Journal of Cataract and Refractive Surgery, researchers in India conducted a study "To report the intraoperative performance and postoperative outcomes in microphthalmic eyes of infants younger than 1 year...

Research from L. Werner et al broadens understanding of cataract and refractive surgery.(Report)
May 3, 2009... In this recently published article, scientists in Berlin, Germany conducted a study "To evaluate the microstructure of the edges of currently available hydrophilic acrylic intraocular lenses (IOLs) in terms of their deviation from an ''ideal''...

Scientists at University of Tubingen detail research in cataract and refractive surgery.
May 3, 2009... "We present 3 cases of opacification in the Biocomfold 92S intraocular lens (IOL), with a documented increase in the opacification over time in 1 case. Histopathological analysis revealed the opacification was caused by calcification in the...

New chromatography research from J. Wang and colleagues discussed.
May 3, 2009... "A novel method has been developed for the determination of alkylphenols in soil by ultra-high-pressure liquid chromatography employing small particle sizes, combined with tandem mass spectrometry. Soil samples were extracted with pressurized...

New chromatography study findings have been reported by J.E. Tarrant and colleagues.
May 3, 2009... "A gas chromatograph/mass-selective detection (GC/MS) method has been developed and validated for the quantitation of 16 polycyclic aromatic hydrocarbons found in mainstream tobacco smoke condensate. The utilization of two types of solid-phase...

New chromatography study findings have been reported by scientists at University of Tennessee.
May 3, 2009... According to recent research from the United States, "A step by step strategy of optimization of comprehensive off-line two-dimensional liquid chromatography (2D-LC) separations is proposed. The goal of an optimization process in the separation...

New findings from Tsinghua University in the area of chromatography described.
May 3, 2009... "Conformational transitions of a protein in hydrophobic interaction based chromatography, including hydrophobic interaction chromatography (HIC) and reversed-phase liquid chromatography (RPLC), and their impact on the separation process and...

Recent findings from University of Minnesota highlight research in chromatography.
May 3, 2009... "Particle-based simulations using the configurational-bias and Gibbs ensemble Monte Carlo techniques are carried out to probe the effects of various chromatographic parameters on bonded-phase chain conformation, solvent penetration, and...

Recent findings in chromatography described by T. Mroczek and colleagues.
May 3, 2009... According to recent research from Lublin, Poland, "Highly efficient, selective and sensitive molecular screening of natural acetylcholinesterase (AChE) inhibitors was developed and comprised optimized pressurized liquid extraction (PLE) of...

Reports from China Agricultural University, Medical Department highlight recent research in chromatography.
May 3, 2009... According to recent research from Beijing, People's Republic of China, "This work reports a rapid, reliable and sensitive multi-residue method for the simultaneous determination of six resorcylic acid lactones in bovine milk by...

Reports from S.F. Cui and co-researchers add new data to research in chromatography.
May 3, 2009... According to recent research from Shenzhen, People's Republic of China, "A new polyvinylidene difluoride (PVDF) hollow fiber (200 mu m wall thickness, 1.2 mm internal diameter. 0.2 mu m pore size) was compared with two other polypropylene (PP)...

Researchers at South China Normal University have published new data on chromatography.
May 3, 2009... According to a study from Guangzhou, People's Republic of China, "A novel stationary phase triacontyl-functionalized monolithic silica capillary column was Successfully prepared for reversed-phase capillary liquid chromatography." "The...

Researchers from Hong Kong University of Science & Technology describe findings in chromatography.
May 3, 2009... "A high-performance liquid chromatography coupled with diode array detector and mass spectrometry (HPLC-DAD-MS) method was developed to evaluate the quality of Rhizoma Belamcandae (Belamcanda chinensis (L.) DC.) through establishing...

Researchers from University of Copenhagen detail findings in chromatography.
May 3, 2009... "We present a new, precise and accurate method for quantitative analysis of chlormequat in soil and aqueous matrices. The method, which is based on LC-MS/MS, pressurised liquid extraction and solid-phase extraction, is eminently suitable for...

Researchers from University of Minnesota discuss findings in chromatography.
May 3, 2009... According to a study from the United States, "Column overloading is very common during the separations of basic analytes in analytical scale reversed-phase liquid chromatography (RPLC). Due to the complex interactions of ionic analytes with...

Studies conducted at J.F. Liu et al on chromatography recently published.
May 3, 2009... According to a study from Beijing, People's Republic of China, "A new method based on negligible depletion hollow fiber-protected liquid-phase microextraction coupled with high-performance liquid chromatography (HPLC) was developed for the...

Studies from D. Djozan and colleagues provide new data on chromatography.
May 3, 2009... According to a study from Iran, "A monolithic ametryn molecular-imprinted polymer based on a simple polymerization method was fabricated for use as new solid-phase microextraction (SPME) fiber, which can be coupled with CC and GC/MS for...

Studies from O. Saekhow and co-researchers update current data on chromatography.
May 3, 2009... According to recent research published in the Journal of Chromatography a, "In this research we report the implementation of micro-solid-phase extraction (mu-SPE) in the needle of a syringe for integrating sampling, analyte enrichment and...

Studies from X.J. Liu et al in the area of chromatography described.
May 3, 2009... "An analytical method. solid-phase extraction combined with dispersive liquid-liquid microextration (SPE-DLLME). was established to determine polybrominated diphenyl ethers (PBDEs) in water and plant samples. After concentration and...

Study findings on chromatography are outlined in reports from Z.J. Jiang and colleagues.
May 3, 2009... According to a study from Horsham, the United Kingdom, "A novel porous zwitterionic monolith was prepared by thermal co-polymerisation of 2-methacryloyloxyethyl phosphorylcholine (MPC) and ethylene glycol dimethacrylate (EDMA) within 100 mu m...

Studies conducted at University of New South Wales on contact lens recently published.
May 3, 2009... In this recently published article, scientists in Sydney, Australia conducted a study "To quantitatively detect proteins and cholesterol extracted from worn silicone hydrogel contact lenses and determine the effect of various lens care...

Investigators at College of William & Mary target depression.
May 3, 2009... "Central pattern generators (CPGs) produce neural-motor rhythms that often depend on specialized cellular or synaptic properties such as pacemaker neurons or alternating phases of synaptic inhibition. Motivated by experimental evidence...

Data from Indiana University provide new insights into DNA research.
May 3, 2009... "Upon induction of DNA double-strand breaks (DSBs), Mre11 and Rad50 proteins of the Mre11 DNA repair complex accumulate at the sites of DSBs and form discrete nuclear foci. Precision in scoring of Mre11/Rad50-containing foci depends upon...

Research data from University of Nebraska update understanding of DNA research.
May 3, 2009... "This paper describes protocols for studies of structure and dynamics of DNA and protein-DNA complexes with atomic force microscopy (AFM) utilizing the surface chemistry approach. The necessary specifics for the preparation of functionalized...

Study data from University of California update knowledge of DNA research.
May 3, 2009... According to a study from the United States, "alpha-Accessory factor (AAF) stimulates the activity of DNA polymerase-alpha-primase, the only enzyme known to initiate DNA replication in eukaryotic cells ( Goulian, M., Heard, C. J., and Grimm, S....

Scientists at University of Pennsylvania discuss research in enzyme research.
May 3, 2009... In this recently published article, scientists in the United States conducted a study "To ascertain, using specific inhibitors, the potential role of calcium-related signal transduction pathways in the mechanism of cartilage matrix protein...

Studies from Ruhr University have provided new information about hemispherectomy.
May 3, 2009... According to recent research published in the journal Neuropsychologia, "The perception of motion is an essential prerequisite to responding adequately to the dynamic aspects of sensory information in the environment. The neural substrates of...

Investigators at Maastricht University release new data on hyperemia.(Report)
May 3, 2009... "This study evaluates the relationship between bulbar hyperemia, conjunctival staining, lens comfort and 3- and 9-o'clock corneal staining in rigid gas permeable (GP) contact lens wear. The study involved 55 GP contact lens wearers (with and...

Studies from University of Freiburg have provided new data on investigative surgery.
May 3, 2009... "We studied an easy and reliable technique for administration of an unpalatable substance to large animals. There were three groups of pigs: group I (n = 6) received 1 g ethanol/kg body weight per day orally with water for 24 days, group II (n...

Reports summarize keratoconus study results from University of Auckland.(Report)
May 3, 2009... According to a study from Auckland, New Zealand, " The purpose of this study was to quantitatively analyse laser scanning in vivo confocal microscopy images of the corneal epithelium and sub-basal nerve plexus in patients with keratoconus and...

Study results from University of York broaden understanding of magnetic resonance.
May 3, 2009... "The sensitivity of both nuclear magnetic resonance spectroscopy and magnetic resonance imaging is very low because the detected signal strength depends on the small population difference between spin states even in high magnetic fields....

New mass spectrometry data have been reported by researchers at Nestec Ltd.
May 3, 2009... According to a study from Lausanne, Switzerland, "A fully validated multiple-transition recording isotope dilution liquid chromatography-electrospray tandem mass spectrometry (LC-MS/MS) method for the simultaneous quantitative determination of...

New findings reported from H.L. Orsted and co-authors describe advances in pressure ulcer.
May 3, 2009... According to recent research from Calgary, Canada, "The Canadian Association of Wound Care funded a study to determine the extent of pressure ulcers in Canada and discovered that the mean prevalence rate was 26%." "Recognizing this as a...

Study findings on refractive surgery are outlined in reports from A.M. Eldanasoury and colleagues.(Clinical report)
May 3, 2009... In this recently published article, scientists in Jeddah, Saudi Arabia conducted a study "To investigate the refractive outcomes of multifocal LASIK to create a center far, peripheral near zone in presbyopes. This prospective study using LASIK...

Study results from T.Y. Chung et al provide new insights into refractive surgery.
May 3, 2009... In this recent article published in the Journal of Refractive Surgery, scientists in Seoul, South Korea conducted a study "To evaluate the changes in iridocorneal angle structure and trabecular pigmentation after implantation with the STAAR...

Research data from Kyungpook National University update understanding of spectroscopy.
May 3, 2009... "A direct and effective method utilizing reversed-phase liquid chromatography combined with evaporative light scattering detection was developed to determine the relative ratio of different alkyl chain lengths, to quantify the average ethylene...

Research from University of Munich provide new insights into spectroscopy.
May 3, 2009... "The Escherichia coli ribonucleotide reductase (RNR) catalyzes the conversion of nucleoside diphosphates to deoxynucleotides and requires a diferric-tyrosyl radical cofactor for catalysis. RNR is composed of a 1:1 complex of two homodimeric...

Researchers from University of Western Ontario provide details of new studies and findings in the area of spectroscopy.
May 3, 2009... According to recent research from London, Canada, "Fourier transform infrared (FTIR) spectroscopy was employed to characterize the phase changes of hydroxyapatite (Ca-10(PO4)(6)(OH)(2), HA) in a titanium/HA biocomposite during sintering. The...

Studies from University of Stuttgart provide new data on spectroscopy.
May 3, 2009... "Octadecyl (C-18) modified metal oxide substrates, including titania, zirconia, hafnia, and alumina, are prepared using two types of silylating reagents, n-octadecyltrihydridosilane and n-octadecyltrichlorosilane. Fourier transform infrared...

Studies from University of Utrecht further understanding of spectroscopy.
May 3, 2009... According to recent research from Netherlands, "We show that water-edited solid-state NMR spectroscopy allows for probing. global protein conformation and residue-specific solvent accessibility in a lipid bilayer environment." "The...

Studies from University of Adelaide in the area of suicide described.
May 3, 2009... "A retrospective review was undertaken in South Australia over an 11-year period from July 1996 to June 2007 of all multiple, unnatural, non-accidental deaths in adults (>16 years) looking for cases of double suicide and murder-suicide. All...

New findings from University of Florida describe advances in surgery.
May 3, 2009... "We have recently noted an increase in patients injured by an unusual mechanism and source: leaping sturgeon. We present our experience with eight cases of sturgeon related injuries," scientists in the United States report (see also Surgery)....

Reports outline surgery research from T.M. Duane and colleagues.(Report)
May 3, 2009... According to recent research from the United States, "The objective of this study was to determine if clinical examination accurately ruled out pelvic fractures in intoxicated patients sustaining blunt trauma A prospective comparison of...

Research from Vanderbilt University has provided new information about surgery.
May 3, 2009... "Pregnancy and Cushing's syndrome rarely coexist. When they do, it is generally the result of the presence of an adrenal adenoma," scientists in the United States report (see also Surgery). "Because of significantly increased morbidity and...

Study findings from G. Pappalardo et al provide new insights into surgery.
May 3, 2009... "Because retrorectal-presacral tumors differ in histologic origin, symptoms, and prognosis, and often involve various neighboring structures, successful treatment of this heterogeneous group of tumors depends on the surgical approach chosen and...

New findings reported from Royal Liverpool University describe advances in vitrectomy.
May 3, 2009... " To report a new approach for removal of Densiron-68 via pars plana with a 23-gauge transconjunctival sutureless vitrectomy system (TSVS). Prospective, interventional case series," scientists in Liverpool, the United Kingdom report (see also...

New cochlear implants study results from University of Cambridge, Department of Experimental Psychology described.
May 3, 2009... Investigators publish new data in the report 'Comparison of dual-time-constant and fast-acting automatic gain control (AGC) systems in cochlear implants.' "Cochlear implants usually employ an automatic gain control (AGC) system as a first stage...

Research from University of Ottawa, Faculty of Health Sciences provides new data on deafness.(Report)
May 3, 2009... Current study results from the report, 'Users' experience of a cochlear implant combined with a hearing aid,' have been published. "This study examined: (1) the prevalence of hearing-aid use in a clinical population of adults with unilateral...

Reports from C.E. Beyer et al highlight recent research in life sciences.
May 3, 2009... Current study results from the report, 'Preimplantation genetic screening outcomes are associated with culture conditions,' have been published. "Although preimplantation genetic screening (PGS) is widely offered, there are contradictory...

Scientists at Arizona State University report research in life sciences.
May 3, 2009... Fresh data on life sciences are presented in the report 'EPR, ENDOR, and Special TRIPLE measurements of P(*+) in wild type and modified reaction centers from Rb. sphaeroides.' "The influence of the protein environment on the primary electron...

Investigators at Leiden University, Department of Parasitology publish new data on mass spectrometry.
May 3, 2009... Scientists discuss in 'Oligosaccharide analysis by graphitized carbon liquid chromatography-mass spectrometry' new findings in mass spectrometry. According to a study from Leiden, Netherlands, "Structural analysis of complex mixtures of...

Easy-to-use, Advanced Sonocrystallization System.
May 3, 2009... Syrris, a leading chemistry automation product innovator, has introduced the new Atlas SonoLab™ System in collaboration with Prosonix, a world leader in patented sonocrystallization technology. The Atlas SonoLab System is a...

Daylight Solutions Announces Availability of High Power, Mid-Infrared Laser.
May 3, 2009... Daylight Solutions, Inc., the leading manufacturer of advanced molecular detection and imaging solutions in the Mid IR, announced deliveries of its latest mid-infrared, high power laser system. The company's new JammIR™ family of products...

U.S. Plastic Surgeons Get Green Light for New Era of Fat Transfer Procedures.(Report)
May 3, 2009... A new report from the American Society of Plastic Surgeons (ASPS) Fat Graft Task Force gives U.S. plastic surgeons, like renowned Dallas based plastic surgeon Dr. Robert Schwartz, a green light to use autologous fat transfer (AFT) for the...

Vertebral Technologies Receives Award for InterFuse(R) Interbody Fusion System.
May 3, 2009... Vertebral Technologies, Inc. (VTI) a spinal implant developer and manufacturer announced the InterFuse(R) Interbody Fusion System is a 2009 Medical Design and Excellence Award (MDEA) recipient (see also Interbody Fusion Systems). ...

Bookham Targets Defense and Security Applications With 808nm Laser Diode Bar.
May 3, 2009... Bookham, Inc. (NASDAQ:BKHM), a provider of optical components for industrial applications, has launched a new high power 808nm laser diode bar that can enable direct energy laser systems and range guided imaging for defense and security...

Andor Technology drives interline performance to a higher level with the new Clara camera.
May 3, 2009... Andor Technology plc (Andor), a world leader in scientific imaging and spectroscopy solutions, announced the launch of their new 'Clara' interline CCD camera. This latest addition to Andor's family of low light imaging cameras is based...

Picarro Trace Gas & Isotope Analyzers Recognized With Technology Innovation of the Year Award by Frost & Sullivan.
May 3, 2009... Picarro, Inc. is proud to announce that it has received the prestigious Frost & Sullivan 2009 North American Technology Innovation of the Year Award for its innovative line of trace gas and stable isotope instruments for greenhouse gas...

Investment Opportunities, Analysis and Forecasts to 2015 on Italy's Orthopedic Devices.(Report)
May 3, 2009... Research and Markets (http://www.researchandmarkets.com/research/0fb449/italy_orthopedic_d) has announced the addition of Global Markets Direct's new report "Italy Orthopedic Devices Investment Opportunities, Analysis and Forecasts to 2015" to...

Surface Analysis: the Principal Techniques, 2nd Edition Deals with the Characterisation and Understanding of the Outer Layers of Substrates.
May 3, 2009... Research and Markets(http://www.researchandmarkets.com/research/ef48f2/surface_analysis) has announced the addition of John Wiley and Sons Ltd's new report "Surface Analysis: The Principal Techniques, 2nd Edition" to their offering (see also...

SterlingTech Software Receives ISO 13485 Certification for Medical Devices.
May 3, 2009... SterlingTech Software, a leader in custom software solutions for the medical device industry, announced that it has received ISO 13485 Certification (see also SterlingTech Software). ISO 13485 is an internationally recognized quality...

Study results from Medical University of Vienna provide new insights into abdominal hysterectomy.
May 10, 2009... According to recent research published in the Journal of Reproductive Medicine, "A systematic review was undertaken using the Cochrane and PubMed databases to answer the question of how wound closure affects wound healing after gynecologic...

Recent findings from Emory University highlight research in acinar cell cancer.
May 10, 2009... "Acinic cell carcinoma-papillary cystic variant. Pitfalls of fine needle aspiration diagnosis: study of five cases and review of literature Acinic cell carcinoma (ACC) accounts for 12-17% of primary salivary gland carcinomas and 3.4% of all...

Research conducted at M.C. Lim and co-authors has provided new information about adenocarcinoma.
May 10, 2009... "Primary endometrioid adenocarcinoma developed at urethrovaginal septum has not been reported. A 61-yr-old woman presented with recurrent urinary tract infection," scientists in South Korea report (see also Adenocarcinoma). "She had...

New adenomatous polyp research from R. Merenda and co-researchers described.
May 10, 2009... According to a study from Padua, Italy, "Colorectal polyposis is the main feature of familial adenomatous polyposis (FAP) but benign and malignant lesions have also been described in the stomach, duodenum, small bowel, biliary tract and...

Studies by P.E. Petrides and co-authors describe new findings in adverse drug reactions.
May 10, 2009... "Anagrelide hydrochloride is an anti-thrombotic agent indicated for the treatment of essential thrombocythemia (ET). In various previously published clinical trials of 2 branded formulations of anagrelide in patients with ET at high risk for...