Medical Devices & Surgical Technology Week articles from April 2009

Medical Devices & Surgical Technology Week archives from April 2009

Understanding mental illness through gene-environment interactions.
April 5, 2009... Biological Psychiatry, published by Elsevier, is very pleased to present a special section of its February 1st issue devoted to fundamental new insights into epigenetics, a field of research devoted to understanding how the environment can...

United Therapeutics Announces Probable Delay in Approval Timeline for Inhaled Treprostinil (Tyvaso).(Chronology)
April 5, 2009... United Therapeutics Corporation (NASDAQ:UTHR) announced that, based on its most recent interactions with the U.S. Food and Drug Administration (FDA), the FDA's pending regulatory review of the New Drug Application (NDA) for Tyvaso(TM) (inhaled...

Telehealth for Diabetes Promotes Aging at Home, Not in the Hospital.
April 5, 2009... A large study of ethnically and racially diverse individuals with diabetes has found that home telemonitoring of their health resulted in significantly fewer deaths than in a similar group that was not monitored. Diabetes is the sixth leading...

Reports on acute appendicitis findings from Soroka University provide new insights.
April 5, 2009... According to a study from Beer Sheva, Israel, "Use of laparoscopic appendectomy (LA) remains controversial during pregnancy because data regarding procedure safety are limited. The outcome of LA in pregnant women was evaluated and compared to...

New adenocarcinoma study findings have been reported by H. Imaoka and co-researchers.
April 5, 2009... "Tumors other than ductal adenocarcinomas constitute 10%-15% of all pancreatic tumors. We describe the performance and pitfalls of endoscopic ultrasound-guided fine-needle aspiration (EUS-FNA) for diagnosis of these rare pancreatic tumors and...

Scientists at Seoul National University discuss research in automated external defibrillators.(Report)
April 5, 2009... "Automated external defibrillators (AEDs) play a very important role in out-of-hospital cardiopulmonary resuscitation (CPR). The mandatory hands-off time imposed by current AEDs is not short enough to bring about the full benefits of rapid...

New findings from N.D. Glossop and co-researchers in the area of bone and joint surgery described.
April 5, 2009... "Tracking systems are critical to all types of computer-assisted image-guided intervention," researchers in Toronto, Canada report (see also Bone and Joint Surgery). "Many technologies exist; however, only optical and electromagnetic...

Reports from Harvard University highlight recent research in bone and joint surgery.
April 5, 2009... According to a study from the United States, "Measuring knee biomechanics in six degrees of freedom with acceptable accuracy has been proven to be technically challenging. At our bioengineering laboratory, we have employed both an in vitro...

Research from M.L. Gray et al broadens understanding of bone and joint surgery.
April 5, 2009... According to recent research from the United States, "Advances in the diagnosis and treatment of cartilage degeneration will be accelerated with the availability of validated biomarkers that reveal the features relevant to the health of...

New bronchoscopy data have been reported by scientists at University of California.
April 5, 2009... "A need for improved patient safety, quality of care, and accountability has prompted the development of competency-based educational processes. Assessment tools related to bronchoscopy training, however, have not vet been developed or...

Research from D.M. Wong and colleagues provide new insights into bronchoscopy.
April 5, 2009... According to a study from Melbourne, Australia, "The most appropriate device for tracheal intubation in patients with potential cervical spine injury remains controversial. We hypothesized that the Lo-Pro GlideScope (R) (LP-G) videolaryngoscope...

Research data from I. Brigaud and colleagues update understanding of cloning.
April 5, 2009... According to recent research published in the journal Cell and Tissue Research, "In insects, biogenic amines have been shown to play an important role in olfactory plasticity. In a first attempt to decipher the underlying molecular mechanisms,...

New contact lens study findings have been reported from Ohio State University.(Clinical report)
April 5, 2009... In this recently published article, scientists in the United States conducted a study "To determine the on-eye effect of spherical and toric contact lens design on higher-order aberrations (HOA). Thirty eyes (15 subjects) entered a masked,...

Study findings from J.D. Choo et al provide new insights into contact lens.
April 5, 2009... In this recent article published in the journal Optometry and Vision Science, scientists in Sydney, Australia conducted a study "To determine whether contact lenses designed for orthokeratology (OK) are colonized by greater numbers of bacteria...

Reports summarize cricothyrotomy study results from P. Schober and co-researchers.
April 5, 2009... According to recent research from Netherlands, "Emergency cricothyrotomy is the final lifesaving option in ''cannot intubate-cannot ventilate'' situations. Fast, efficient and safe management is indispensable to reestablish oxygenation, thus...

Reports from G. Dhonneur and colleagues advance knowledge in critical care medicine.(Report)
April 5, 2009... According to a study from Bondy, France, "In this study we have used a video-recording, retrospective analysis technique to evaluate the influence of the Airtraq((TM)) laryngoscope manipulations and the resulting changes in position of the...

Study data from S. Nava and co-authors update knowledge of critical care medicine.
April 5, 2009... According to recent research from Pavia, Italy, "Non-invasive ventilation (NIV) is an effective technique that can avert side effects and complications associated with endotracheal intubation. NIV is primarily used to avert the need for...

Reports summarize discectomy study results from Mayo Clinic.
April 5, 2009... According to recent research from the United States, "Retrospective radiographic analysis. To retrospectively review a group of patients undergoing anterior cervical discectomy and fusion (ACDF) to determine the relative risk of adjacent level...

Research results from C. Mantel and colleagues update understanding of DNA research.
April 5, 2009... "By irradiation of bacterial spores under UV radiation, a photoproduct (SP) bearing a covalent methylene link between two adjacent thymines is formed in DNA. Because of the presence of an asymmetric carbon on the aglycone and of two possible...

Researchers from University of Basel describe findings in DNA research.(Report)
April 5, 2009... According to recent research from Basel, Switzerland, "The use of cell-free fetal deoxyribonucleic acid (DNA) requires the knowledge variables that may influence the levels of cell-free DNA, such as maternal body mass index (BMI)." "In...

Scientists at University of Tokyo report research in DNA research.
April 5, 2009... According to a study from Tokyo, Japan, "Eukaryotic cells arose from an ancient endosymbiotic association of prokaryotes, with plant cells harboring 3 genomes as the remnants of such evolution. In plant cells, plastid and mitochondrial DNA...

Study findings from Shandong University provide new insights into electron microscopy.
April 5, 2009... According to recent research from Jinan, People's Republic of China, "Mn/C-codoped GaN nanostructures were synthesized by carbothermal nitridation with active charcoal as the carbon source. Nanostructures such as zigzag nanowires and nanoscrews...

Reports outline enzyme research study results from Cardiff University.
April 5, 2009... "The catalytic mechanism of the enzyme aristolochene synthase from Penicillium roqueforti (PR-AS) has been probed with the farnesyl diphosphate analogues 6- and 14-fluoro farnesyl diphosphate (1b and 1c). Incubation of these analogues with...

Studies from E.R. Barry and co-researchers yield new data on enzyme research.
April 5, 2009... "The minichromosome maintenance (MCM) helicase is the presumptive replicative helicase in archaea and eukaryotes. The archaeal homomultimeric MCM has a two-tier structure," scientists in Oxford, the United Kingdom report (see also Enzyme...

Study findings from A.S. Santos et al broaden understanding of enzyme research.
April 5, 2009... According to recent research from Lisbon, Portugal, "A total of two-thousand and six ticks, collected from 2002 to 2006 in areas belonging to seven districts of Mainland Portugal and also in Madeira Island, were examined by polymerase chain...

Studies from E.B.S. Diz et al in the area of enzymes described.
April 5, 2009... "This work reports the structural and enzymatic characterization of a new sPLA2 from the white venom of Crotalus durissus ruruima, nominated PLA2A. The homogeneity of the PLA2A fraction and its molecular mass were initially evaluated by...

Research from D. Singh and colleagues provide new insights into Escherichia coli.
April 5, 2009... According to a study from Taipei, Taiwan, "Whereas ribosomal proteins (r-proteins) are known primarily as components of the translational machinery, certain of these r-proteins have been found to also have extraribosomal functions." "Here...

Findings from E. Khmelnitskaya and co-authors broaden understanding of hip replacements.(Report)
April 5, 2009... According to a study from the United States, "When inserting an uncemented hip stem, the objectives are to obtain a close fit of the stem in the canal and anatomic head placement. Our goals were to formulate a set of stems which would satisfy...

Reports outline hormones research from S. Harzsch and colleagues.
April 5, 2009... According to a study from Jena, Germany, "We have examined the development of pigment-dispersing hormone (PDH)-immunoreactive neurons in embryos of the American lobster Homarus americanus Milne Edwards, 1837 (Decapoda, Reptantia, Homarida) by...

New laminectomy study findings reported from Army.
April 5, 2009... "This is an in vitro biomechanical study. The current investigation was performed to evaluate adjacent level kinematic change following unilateral and bilateral facet violation and laminectomy following 1-, 2-, and 3-level reconstruction,"...

Scientists at University of Wurzburg release new data on laryngoscope.(Report)
April 5, 2009... "Optical laryngoscopes have been developed to facilitate difficult airway management. The Airtraq((R)) is a single-use device and the GlideScope((R)) is reusable," scientists in Wurzburg, Germany report (see also Laryngoscope). "In this...

New life sciences study findings recently were published by P.D. Nunley and co-researchers.(Clinical report)
April 5, 2009... According to a study from the United States, "CONTEXT: Conflicting views exist according to the individual philosophy about various plate designs that can be used in anterior cervical discectomy and fusion (ACDF) to achieve clinical and...

Study findings from A.S. Reddy et al broaden understanding of life sciences.
April 5, 2009... "Lesions involving C2 are unique as it is challenging to approach these lesions. The transoral approach to C2 lesions has been extensively used by surgeons and increasingly used by interventional radiologists for vertebroplasty as it is safer...

Findings from B. Gu and co-researchers advance knowledge in liquid chromatography.(Report)
April 5, 2009... According to recent research from the United States, "A novel technique, low thermal mass liquid chromatography (LTMLC), is introduced in this study. ne use of an LTM assembly that utilizes the principle of resistive wire heating and a...

New liquid chromatography study findings recently were reported by researchers at Kinki University.(Report)
April 5, 2009... According to recent research published in the journal Planta, "The production of oat (Avena sativa L.) phytoalexins, avenanthramides, occurs in response to elicitor treatment with oligo-N-acetylchitooligosaccharides. In this study,...

Findings from University of Manchester advance knowledge in metalloproteinase.
April 5, 2009... According to recent research from Manchester, the United Kingdom, "Intervertebral disc degeneration is linked to loss of extracellular matrix (ECM), particularly the early loss of aggrecan. A group of metalloproteinases called aggrecanases are...

Research from Peking University reveals new findings on microscopy.
April 5, 2009... According to recent research published in the journal Biochemical and Biophysical Research Communications, "PrP106-126 is located within the important domain concerning membrane related conformational conversion of human Prion protein (from...

New prosthodontics study findings recently were published by researchers at Osaka University.(Report)
April 5, 2009... According to recent research from Suita, Japan, "Disinfection of dental impressions is an indispensable procedure for the control of cross-contaminatior however, there is limited information on the efficacy of disinfection under clinical...

New prosthodontics study findings reported from R.B. Elsemann and co-authors.
April 5, 2009... According to a study from Brazil, "This in Situ study evaluated the Shore A hardness and phthalate concentration of 3 tissue conditioners (Coe-Comfort, Dura Conditioner, Softone) inserted into grooves on 9 maxillary dentures." "Data were...

Research from King Saud University has provided new information about prosthodontics.(Report)
April 5, 2009... According to recent research from Riyadh, Saudi Arabia, "The aim of this study was to compare the effect of location and number of implants on the retention and stability of magnetically retained mandibular overdentures. Four groups of such...

Research on prosthodontics discussed by scientists at National University.(Report)
April 5, 2009... According to recent research from Taipei, Taiwan, "Grinding intaglio surfaces of ceramic restorations with diamond burs is a common procedure to improve fit. This study evaluated the effects of simulated diamond bur grinding and subsequent...

Researchers from Ankara University report details of new studies and findings in the area of prosthodontics.
April 5, 2009... According to recent research from Ankara, Turkey, "Because of their strength, zirconia ceramics may be used to restore removable partial denture abutments." "This carries the advantages of elimination of the galvanic current between...

Study findings on prosthodontics are outlined in reports from University of Munich.(Report)
April 5, 2009... According to recent research from Munich, Germany, "This study evaluated the concept of computer-aided design of anterior teeth by integrating morphologic information about the mirrored contralateral teeth, With the aid of a digital...

Study results from E. Conserva and colleagues update understanding of prosthodontics.(Report)
April 5, 2009... According to recent research from Italy, "This study describes a mechanical chewing simulator that is able to reproduce mandibular movements in 3 dimensions and the forces exerted during mastication. The aim of this work was to validate the...

Study findings on proteomics are outlined in reports from Tokyo Metropolitan University.
April 5, 2009... According to recent research published in the journal Nature, "Investigating proteins 'at work' in a living environment at atomic resolution is a major goal of molecular biology, which has not been achieved even though methods for the...

New refractive surgery research from D. Deortueta and colleagues discussed.
April 5, 2009... In this recent article published in the Journal of Refractive Surgery, scientists in Recklinghausen, Germany conducted a study "To analyze refractive power changes, tor ographical changes, and aberrations induction after; aberration-neutral...

New research on refractive surgery from W. Haigis and co-authors summarized.(Report)
April 5, 2009... According to recent research from Wurzburg, Germany, "The formulas presently used to calculate the power of intraocular lenses (IOLs) are the SRK II, SRK/T, Holladay I, Hoffer Q, and Haigis. Apart from the empirical SRK II, these formulas are...

Studies from D.Z. Reinstein and co-researchers in the area of refractive surgery published.
April 5, 2009... In this recent study, researchers in London, the United Kingdom conducted a study "To determine whether horizontal angle diameter and sulcus diameter can be accurately estimated by conventional external measurements in high myopic eyes. Ten...

Study results from T.M. Calleja and colleagues update understanding of refractive surgery.
April 5, 2009... In this recent study, researchers in Valencia, Spain conducted a study "To report ocular manifestations of eyes that developed interface fluid syndrome secondary to steroid-induced elevation of intraocular pressure (IOP) after LASIK. The...

New findings reported from Stanford University describe advances in spectroscopy.
April 5, 2009... "The exchange of water hydroxyl hydrogen bonds between anions and water oxygens is observed directly with ultrafast 2D IR vibrational echo chemical exchange spectroscopy (CES). The OD hydroxyl stretch of dilute HOD in H2O in concentrated (5.5...

New spectroscopy study findings recently were reported by A. Martel and co-researchers.
April 5, 2009... "We have characterized the steps involved in silk assembly from the protein solution into beta-type fibers by a combination of small-angle and wide-angle X-ray scattering and Raman spectroscopy. The aggregation process was studied in a...

New spectroscopy study findings recently were reported by J. Gab and co-researchers.
April 5, 2009... According to recent research from Munich, Germany, "The enzyme diisopropyl fluorophosphatase (DFPase) from the squid Loligo vulgaris effectively catalyzes the hydrolysis of diisopropyl fluorophosphate (DFP) and a number of organophosphorus...

New spectroscopy study results reported from Rice University.
April 5, 2009... According to a study from the United States, "Insight into the nature of transient reaction intermediates and mechanistic pathways involved in heterogeneously catalyzed chemical reactions is obtainable from a number of surface spectroscopic...

Research on spectroscopy detailed by scientists at University of Durham.
April 5, 2009... According to a study from Durham, the United Kingdom, "Vibrational sum-frequency spectroscopy (SFS) and total internal reflection Raman scattering (TIR Raman) have been used to study the adsorption of hexadecyltrimethylammonium bromide (CTAB)...

Researchers from Peking University report details of new studies and findings in the area of spectroscopy.
April 5, 2009... "Thermodynamics and dynamics of DNA hybridization/dehybridization at a terminal of a DNA duplex are investigated using steady-state fluorescence and fluorescence correlation spectroscopy (FCS). We introduce two pairs of dyes with different...

Studies from D. Marsh and colleagues provide new data on spectroscopy.
April 5, 2009... According to recent research from Germany, "Alamethicin is a 20-residue peptaibiotic that induces voltage-dependent ion channels in lipid membranes. The mode by which alamethicin inserts into membranes was investigated using measurements of...

Studies from University of Leuven yield new data on spectroscopy.
April 5, 2009... According to recent research from Louvain, Belgium, "Hydrolysis of 2-hydroxypropyl-4-nitrophenyl phosphate (HPNP), a commonly used RNA model substrate, was examined in molybdate solutions by means of H-1, P-31, and Mo-95 NMR, Raman, and Mo...

Studies from University of Tennessee update current data on life sciences.
April 5, 2009... "Recent advances in the understanding of RNA structure-function, intricate folding and its affinity to bind small molecules have led to the proposal that RNA can be a fastidious target for drug design. The revelation that RNA can act as enzymes...

Data on surgery detailed by S. Singh and co-authors.
April 5, 2009... According to a study from Srinagar, India, "Hemothorax has been reported to occur along with spontaneous pneumothorax due to adhesion disruption. Rupture of pleural adhesions spontaneously or after unnoticeable trivial trauma causing massive...

Data on surgery reported by E.M. Thickett and co-researchers.
April 5, 2009... "Obstructive sleep apnoea syndrome (OSAS) affects 4-6% of the middle-aged UK population and is responsible for significant partnership disharmony. Nasal CPAP therapy is effective but has poor compliance in less severe cases - bulky with poor...

New surgery study findings recently were published by T.P. Kingham and co-researchers.(Report)
April 5, 2009... According to recent research from the United States, "Lack of access to surgical care is a public health crisis in developing countries. There are few data that describe a nation's ability to provide surgical care." "This study combines...

Researchers at University of Zurich have published new data on surgery.(Report)
April 5, 2009... "Elevated lactate and interleukin-6 (IL-6) levels were shown to correlate with mortality and multiple organ dysfunction in severely traumatized patients. The purpose of this study was to test whether an association exists between 24-hour...

Researchers from Kaplan University, Medical Department describe findings in surgery.
April 5, 2009... According to recent research from the United States, "During the second century A.D., Galen described a nerve that came from the brain on each side of the neck, went down toward the heart, and then reversed course and ascended to the larynx and...

Studies from Cambridge University provide new data on surgery.
April 5, 2009... "The reported high incidence of 30-60% postoperative pain after an elective day surgical orchidopexy is undesirable. We evaluated the efficacy of our analgesic regimen for unilateral orchidopexy in preschool children performed as a day surgical...

Studies from Northwestern University, Medical Department add new findings in the area of surgery.
April 5, 2009... In this recently published article, scientists in the United States conducted a study "To develop and implement a team-training curriculum. We hypothesized that better interactions between personnel would lead to improved patient safety,...

Research on surgical research reported by M. Gomes et al.
April 5, 2009... "The main complication of transhiatal subtotal esophagectomy with esophagogastric reconstruction is anastomotic leak, which is responsible for a large number of postoperative deaths. It is believed that this complication is due to gastric...

Findings from University of Cape Town, Cape Heart Center in vascular surgery reported.(Clinical report)
April 5, 2009... "Based on a previous randomized study showing significantly superior patency rates for in vitro endothelialized expanded polytetrafluoroethylene (ePTFE) grafts we investigated whether it was feasible for a nontertiary institution to offer...

Reports from Army advance knowledge in vascular surgery.
April 5, 2009... According to recent research from the United States, "Important recent data on retrievable inferior vena cava filter (R-IVCF) used in civilian trauma centers suffer from poor follow-up in these transient patients. Because US military casualties...

Studies from University of Amsterdam describe new findings in vascular surgery.
April 5, 2009... According to recent research published in the Journal of Vascular Surgery, "Extra-anatomic arterial reconstruction is indicated in patients with a compromised groin." "Surgical options include obturator or transosseous by ass," wrote T.S....

New DNA research research from A. Necsulea et al outlined.
April 5, 2009... Scientists discuss in 'The relationship between DNA replication and human genome organization' new findings in dna research. "Assessment of the impact of DNA replication on genome architecture in Eukaryotes has long been hampered by the...

New findings reported from University of Vigo, Department of Applied Physics describe advances in excimer lasers.
April 5, 2009... Current study results from the report, 'Excimer laser chemical ammonia patterning on PET film,' have been published. "Laser is a promising technique used for biopolymer surface modification with micro and/or nano features. In this work, a 193...

New hearing screen data have been reported by N. Uilenburg and co-authors.(Report)
April 5, 2009... A report, 'An implementation study of neonatal hearing screening in the Netherlands,' is newly published data in International Journal of Audiology. "The objective of this study was to investigate whether universal neonatal hearing screening...

Walmart Makes Eye Care More Affordable for Millions of Americans.
April 5, 2009... Committed to helping Americans save on out-of-pocket health care costs, Wal-Mart Stores Inc. announced it has sharply reduced what customers pay for both contact lenses* and youth eyewear (see also Contact Lens). In an effort to further...

CSA Medical, Inc. Announces Launch of New Web Site for Spray Cryotherapy.(Website overview)
April 5, 2009... CSA Medical, Inc., manufacturer of the CryoSpray Ablation system, announced the official launch of its newly redesigned Web site (www.CSAmedical.com) (see also Cryotherapy). The Web site features information about Spray Cryotherapy, the...

Prizes of the Grand Prix MSOO Award Presented in Moscow.
April 5, 2009... During the 14th International Salon of Ophthalmologic Optics held at Expocentre (Moscow) prizes were handed to the nominees of the Second National Optical Award Grand Prix MSOO (see also Expocentre). In 2008 opticians and consumers of...

Fluidigm's New Digital Array Delivers Peak Levels of Throughput for Digital PCR.
April 5, 2009... Today Fluidigm introduced its new 48.770 Digital Array, the highest density commercially available integrated fluidic circuit (IFC) ever. This IFC is capable of testing up to 48 individual samples at a time and automatically partitioning each...

Peyton Manning Children's Hospital at St. Vincent Will Serve As Lead Sponsor of Hear Indiana's 6th Annual Talk Walk Run 2009.
April 5, 2009... Hear Indiana proudly announces that the Peyton Manning Children's Hospital at St. Vincent will be the lead supporter for the 6th Annual Talk Walk Run 2009 fundraiser benefiting deaf and hard of hearing children in Indiana (see also Hearing...

LiveData OR-Dashboard Passes Connectathon 2009, Confirming Expanding Role in Medical Device Integration.
April 5, 2009... LiveData (www.livedata.com), a leading innovator in real-time data integration and display technology, announced that the companyEs OR-Dashboard has successfully completed the 2009 IHE North American Connectathon, a proving ground for medical...

Luna Announces PHOENIX[TM] 1200 Tunable Laser Module.
April 5, 2009... Luna Technologies, a division of Luna Innovations Incorporated (NASDAQ:LUNA), announces the PHOENIXO 1200 tunable swept laser module with picometer accuracy and the industryEs first integrated wavemeter. The PHOENIXO 1200 C-band laser has...

MedPro Achieves 13485:2003 ISO Certification.
April 5, 2009... MedPro Safety Products, Inc. (OTCBB: MPSP, http://www.medprosafety.com), a company that develops and markets medical safety devices incorporating proprietary needlestick prevention technology, has achieved 13485:2003 ISO certification, a...

NeoMatrix Completes Oversubscribed $15M Funding Round for HALO Breast Pap Test.
April 5, 2009... NeoMatrix announced that it has successfully completed its C2 funding round totaling $15 million (see also NeoMatrix). That figure is, due to overwhelming investor demand, 50 percent more than the company's initial target of $10 million in...

Oce Arizona 350 GT Printer Achieves 4.5 Star BERTL Outstanding Product Rating.
April 5, 2009... Oce, an international leader in digital document management, has received a 4.5 star Outstanding BERTL(R) evaluation for the Oce Arizona(R) 350 GT UV curable, flatbed printer. The BERTL 4.5 star outstanding certification further acknowledges...

Orthofix Expresses Concern That Ramius Communications To Shareholders Contain Egregious Errors.
April 5, 2009... Orthofix International N.V. (NASDAQ: OFIX) (the Company) today criticized activist hedge fund Ramius for including false and misleading statements in recent communications to Orthofix shareholders in their ongoing proxy contest. For example, in...

Hospitals, Healthcare Providers to Save with New Premier Agreement for ETO Sterilizers.
April 5, 2009... Premier Purchasing Partners, LP, announced a new agreement for ETO sterilizers has been awarded to STERIS Corporation of Mentor, Ohio (see also Premier Inc.). Effective March 1, 2009, the 36-month agreement is available to acute care and...