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Mechanical in Medical News

First heart patients implanted with next-generation mechanical heart pump

NEW YORK (May 29, 2009) -- Three patients at NewYork-Presbyterian Hospital/Columbia University Medical Center were among the first in the United States to be implanted with a next-generation artificial heart pump called the DuraHeart Left-Ventricular Assist System. The surgeries took place earlier...

ATS Medical Announces Regulatory Approval of the ATS Open Pivot AP360 Mechanical Heart Valve in Japan

MINNEAPOLIS, April 16 /PRNewswire-FirstCall/ -- ATS Medical, Inc. (Nasdaq: ATSI ), manufacturer and marketer of state-of-the-art cardiac surgery products and services, today announced the Japanese Ministry of Health, Labor and Welfare has approved commercial distribution of the ATS Open Pivot(R)...

Physical therapists test mechanical arm to help patients recover from stroke, traumatic brain injury

DALLAS Jan. 28, 2009 Physical therapists at UT Southwestern Medical Center are evaluating a new mechanical arm that allows people recovering from neurological injuries such as strokes and traumatic brain injury to enter a virtual world where they can repeatedly practice movements needed to regai...

FDA approves HeartMate II mechanical heart pump for heart-failure patients

NEW YORK (April 25, 2008) -- Heart failure patients at NewYork-Presbyterian Hospital/Columbia University Medical Center were among the first to be implanted with the HeartMate II LVAS (Left Ventricular Assist System) -- a miniature mechanical pump that helps weak hearts pump blood -- that has now ...

New research for mechanical support devices in pediatrics to be released at ISHLT

BOSTON, MA, April 9, 2008 New devices and research for mechanical circulatory support in pediatrics from the National Institutes of Health (NIH) National Heart, Lung, and Blood Institute (NHLBI) Pediatric Circulatory Support Program will be discussed at the International Society for Heart and Lun...

ATS Medical Receives FDA Approval for AP360 Mechanical Heart Valve

Valve Offers Superior Hemodynamic and Implantability Characteristics MINNEAPOLIS, Dec. 18 /PRNewswire-FirstCall/ -- ATS Medical, Inc. (Nasdaq: ATSI ), manufacturer and marketer of state-of-the-art cardiac surgery products and services, today announced U.S. Food and Drug Administration (FDA)...

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Mechanical in Medical Technology

New Research for Mechanical Support Devices in Pediatrics to Be Released at International Heart and Lung Transplant Meeting

BOSTON, April 9, 2008 /PRNewswire/ -- New devices and research for mechanical circulatory support in pediatrics from the National Institutes of Health (NIH) National Heart, Lung, and Blood Institute (NHLBI) Pediatric Circulatory Support Program will be discussed at the International Society fo...

2,500 Cases Completed With the Magnetic Irrigated Catheter

...lusive disease. Altogether this represents the broadest range of cardiovascular applications achieved with any commercial remote magnetic, robotic or mechanical navigation system presently in the marketplace. "The addition of the magnetic irrigated catheter has broadened the capabilities of the Stereot...

Study Results Show That Minimally Invasive Therapy is Successful for Over Two-Thirds of Stroke Patients Treated Outside the Standard Eight-Hour Window

...ular therapy (performed by neurointerventional specialists who use drugs or mechanical devices inserted through a catheter or narrow tube that is threaded up thr...e MERCI Retriever, a clot-removal device, in 62 percent of cases; and other mechanical instruments, including the recently FDA-approved Penumbra Device, in 36 pe...

World's First Cardiac Adult Stem Cell Patient Receives Infusion

... outpatient procedure. Mark Slaughter, M.D., Chief of the Division of Cardiothoracic Surgery at UofL and Director of the Heart Transplant and mechanical Assist Device Program at Jewish Hospital, performed coronary artery bypass surgery on Jones on March 23. Jones suffered from congestive heart failure ...

Terumo Heart, Inc. Reaches Clinical Milestone as the 100th Patient Worldwide Receives the DuraHeart(TM) Left Ventricular Assist System

...er health issues. An alternative for these patients is access to artificial mechanical assist devices. Left Ventricular Assist Systems are a type of mechanical circulatory device specifically designed to improve the quality of life of ...

Study Data Show Positive European Experience With DuraHeart Left Ventricular Assist Device for Advanced Stage Heart Failure Patients

...er health issues. An alternative for these patients is access to artificial mechanical assist devices. Left Ventricular Assist Systems (LVAS) are a type of mechanical circulatory device specifically designed to improve the lives of patients w...
Mechanical in Medical Products

Medtronic Hall™ Mechanical Heart Valve

Description: Unique to the Medtronic Hall, the aortic and mitral valves are distinctly engineered to maximize performance. In the aortic position, the disc opens to 75 to maximize forward flow, while the mitral valve opens to 70 to minimize regurgitation. Designed to rotate within its sewing ring to allow the s...
Company:Medtronic Inc.

ACROBAT Mechanical Off-Pump System

Description: Need to fit in tight spaces easily? Introducing the Guidant ACROBAT Mechanical Off-Pump System - the latest innovation in mechanical tissue stabilization. The ACROBAT Mechanical stabilizer is equipped with low-profile feet, innovative FlexLink technology, and a tri-swivel mount for greater reach, ...
Company:Guidant Corporation

Osteomesh Bioresorbable Implant for Craniofacial Surgery

Description:...or bone growth and remodeling. The mesh is malleable and can be easily cut to any shape. The mesh offers a rigid yet flexible scaffold with sufficient mechanical strength that supports bone in-growth and it degrades as bone regeneration and remodeling takes place. Long term clinical trials showed significant bo...
Company:Osteopore International

Osteoplug Bioresorbable Implant for Trephination Burr Holes

Description:...shaped like a flattened button mushroom, allows a snap fit into burr holes and requires no fixation by screws, unlike titanium plates. It has superior mechanical strength and the scaffold architecture minimizes potential injuries to the exposed brain through the burr holes. Its interconnecting porous matrix arc...
Company:Osteopore International

Electrosurgical Instrument Repair and Renewal

Description:...elp you realize more from your instrument investment. Economical and fast, not only do we provide routine reinsulation service, we repair extensive mechanical damage and perform major instrument rebuilds, all at a fraction of the replacement cost. For maximum patient and surgeon safety, our insulation mat...
Company:Mobile Instrument Service and Repair, Inc.

Agarose, Type C

Description:... White solid. Highly purified non-ionic fraction of agar. Forms gel with superior mechanical qualities at very low concentrations. Can be mounted on microscope slides or transparent plastic. When dried, films are elastic and durable and show l...
Company:Calbiochem
Mechanical in Medical Definition

Arterial stiffness

.... The speed of travel of this pulse wave (pulse wave velocity) is related to the stiffness of the arteries. Other terms that are used to described the mechanical properties of arteries include elastance , or the reciprocal (inverse) of elastance, compliance . The relationship between arterial stiffness and pu...

Excoriation

... An excoriation is an erosion or destruction of the skin by mechanical means, which appears in the form of a scratch or abrasion of the skin . It is commonly seen in other skin disorders causing itching/pruritus: dry s...

Gastric lavage

...d airway. Other complications include laryngospasm , hypoxia , bradycardia , epistaxis , hyponatremia , hypochloremia , water intoxication , or mechanical injury to the stomach. References ^ Vale JA, Kulig K; American Academy of Clinical Toxicology; European Association of Poisons Ce...

High Frequency Ventilation

... High frequency ventilation is a type of mechanical ventilation that employs very high respiratory ra...er stretching of the airways and alveoli . During mechanical ventilation, the flow of gas into the lung will ta...be used alone, or in combination with conventional mechanical ventilation. In general, those devices that need c...

Newborn transport

...eonatal intensive care and other specialist services. Neonatal transport services such as NETS utilise mobile intensive care incubators fitted with mechanical ventilators, infusion pumps and physiological monitors capable of being used in a mobile environment. These transport systems seek to emulate the envi...
Mechanical in Medical Dictionary

Sutures

...ure material), and how skin heals. Plus see ... Home / Sutures . Notice of Privacy Practices. About MaineGeneral. Employment Opportunities ... mechanical closure such as sutures , steristrip bandages or glue. ... Facelift - Silhouette Sutures are the newest, most innovative, patent pending, ... T...

Stridor

...igh pitched ... Stridor , by contrast, is the typically shorter, crowing sound which is often ... Stridor is almost universally associated with mechanical or functional narrowing ... The sound of stridor depends on location of the obstruction in the respiratory tract. Usually, the stridor assoc...

Splenomegaly

... lymphadenopathy and splenomegaly . ... Splenomegaly is almost always secondary to other disorders. ... Splenomegaly increases the spleen's mechanical filtering and destruction of RBCs ... List of 1193 disease causes of Swollen spleen, patient stories, diagnostic guides, medical books ... SPLE...

Spinal cord trauma

... cord injury due to birth related trauma is probably under-diagnosed and under-reported. ... birth related spinal cord trauma including mechanical ... Trauma to the spinal cord can result from a number of injuries, most commonly ... More than 80% of cases of spinal cord trauma occ...

Sphygmomanometer

...er or blood pressure meter is a device used to measure blood pressure, comprising an inflatable cuff to restrict blood flow, and a mercury or mechanical manometer to measure the pressure. It is always used in... sphygmomanometer also sphygmometer n. An instrument for measuring blood pressure in...

SARS

... households? ... Someone who has had close contact with a known SARS patient. ... A few SARS patients, however, have developed ARDS, requiring mechanical ventilation. ... severe acute respiratory syndrome n. ( Abbr. SARS ) A sometimes fatal viral infection characterized by fever, malais...
Mechanical in Biological News

A gentle touch for better control, a quantum mechanical con, and milestone PRL papers

The Particle Whisperers G. Volpe, S. Perrone, J. M. Rubi, and D. Petrov Physical Review E (forthcoming) As many parents know, it's often easier to keep your kids under control by exerting less authority rather than more. A child who fidgets uncontrollably in a confining booster seat, for ...

Long-term use of mechanical ventilation contributes to the deterioration of human diaphragm muscle

PHILADELPHIA A new study by University of Pennsylvania School of Medicine shows, for the first time in humans, that ventilators combined with diaphragm disuse contributes to muscle atrophy in the diaphragm in as little as eighteen hours. Muscle atrophy in the diaphragm is a major contributor of w...

Videos extract mechanical properties of liquid-gel interfaces

Blood coursing through vessels, lubricated cartilage sliding against joints, ink jets splashing on paperliving and nonliving things abound with fluids meeting solids. However important these liquid/solid boundaries may be, conventional methods cannot measure basic mechanical properties of these in...

New mechanical insights into wound healing and scar tissue formation

New research published today in the Journal of Cell Biology illuminates the mechanical factors that play a critical role in the differentiation and function of fibroblasts, connective tissue cells that play a role in wound healing and scar tissue formation. When we are injured, the body launch...

Improving detection of nuclear smuggling goal of computer model of mechanical engineer

A professor at The University of Texas at Austin has received $1.9 million to expand a computer model that is already helping guide national decisions about placement of devices to detect nuclear smuggling attempts. The U.S. Department of Homeland Security provided the funds to improve the desi...

First direct mechanical communication of mitochondria, cardiomyocyte nucleus shown

In a paper being presented in two American Physiological Society sessions at Experimental Biology 2006, a joint Estonian-French team demonstrated "for the first time that mitochondria are able to induce nuclear deformation, suggesting that mitochondria may mechanically regulate nuclear function." ...
Mechanical in Biological Technology

ATS Medical Confirms Excellent Durability of the ATS Open Pivot Mechanical Heart Valve

MINNEAPOLIS, July 9 /PRNewswire-FirstCall/ -- ATS Medical, Inc. (Nasdaq: ATSI ), manufacturer and marketer of state-of-the-art cardiac surgery products and services, today announced it has obtained new in vivo data to support the outstanding wear characteristics of the ATS Open Pivot(R) Mecha...

ATS Medical Announces Canadian Regulatory Approval of the ATS Open Pivot AP360 Mechanical Heart Valve

MINNEAPOLIS, June 23 /PRNewswire-FirstCall/ -- ATS Medical, Inc. (Nasdaq: ATSI ), manufacturer and marketer of state-of-the-art cardiac surgery products and services, today announced Health Canada -- Medical Device Bureau, Therapeutic Products Programme has approved use of the ATS Open Pivot(...

Physicists discover how fundamental particles lose track of quantum mechanical properties

(New Orleans, La.) In todays Science Express, the advance online publication of the journal Science, researchers report a series of experiments that mark an important step toward understanding a longstanding fundamental physics problem of quantum mechanics. The scientists presented their finding...

Zeus Expands International Support With New Hires

...ies in North America and internationally. Zeus products and services are preferred by companies in medical, automotive, electrical, fluid handling and mechanical markets. For more information, visit http://www.zeusinc.com . Press Contact: Samantha D. Farlow Communications Coordinator ...

New Director of Lab Sales for Polymathic Analytical Labs

...lymer characterization and qualification. Our testing capabilities include, FT-IR Spectroscopy, Thermogravimetric Analysis, analysis of electrical and mechanical properties and characterization of a wide range of polymeric materials for QA/QC purposes. For more information, visit http://www.polymathiclabs.co...

PROTOMED SA Chooses HyperWorks to Simulate Implantable Medical Devices

... were looking for a high-performance finite element analysis tool to assess mechanical resistance limits in relation to our European device development and test s...out PROTOMED PROTOMED SA provides medical device companies with the best mechanical R&D practices in the industry. Its ISO 9001 and 13485 certified servic...
Mechanical in Biological Products

Eclipse Particle sizing systems from Wyatt Technology

Description:...nd aggregates, liposomes, emulsions, viral particles, polysaccharides, polymer latex particles, colloidal soil suspensions, humic substances, chemical mechanical polishing slurries (CMP), and more. The Eclipse provides unmatched separation power for samples in the sub-micrometer range. Distinct advantages of...
Company:Wyatt Technology

Mechanical Cell Strain Instrument STREX ST-140-04 from B-Bridge International

Description:... Automated instrument designed to hold up to 6 strain chambers with precise uniaxial mechanical strain. The robust and easy to use design ensures that cells grow over long periods of time with regular cyclic stretching or compression. This unit a...
Company:B-Bridge International

Mechanical Cell Strain Instrument STREX ST-190-XY Microscope Mountable from B-Bridge International

Description:... real-time using light or fluorescence microscopy. Biaxial strain that is experienced by endothelial, muscle, and fibroblast cells can be simulated by mechanical stretching or compression along the X and Y axis of our strain chamber. Strain can be applied simultaneously or independently along the X and Y axis. ...
Company:B-Bridge International

CORNING CELLSTACK CULTURE CHAMBER WITH CELLBIND, 5 STACK from Sigma-Aldrich

Description:...ulture scale-up, providing cell yields in the 10 7 - 10 9 range and are useful alternatives to multiple roller bottles or spinner flasks. • High mechanical strength and structural integrity • 100% leak tested • Certified nonpyrogenic and sterilized by gamma irradiation, with low particulate cont...
Company:Sigma-Aldrich

Pyrex brand shaker flask with extra-deep baffles from Sigma-Aldrich

Description:... long neck reduces splashing and is designed for two-position polypropylene closures. Their uniform wall thickness provides the proper balance between mechanical strength and thermal shock resistance. For convenience, these flasks include a marking spot. The approximate neck O.D. is 18mm. • Approx. O.D. x ...
Company:Sigma-Aldrich

CORNING CELLSTACK VENTED CAP, 33MM, STERILE, 0.2UM MEMBRANE, 3/8 IN ID TUBING from Sigma-Aldrich

Description:...e culture chambers produce cell yields in the 10 7 - 10 9 range and are useful alternatives to multiple roller bottles or spinner flasks. • High mechanical • strength and structural integrity • 100% leak tested prior to shipping • Certified nonpyrogenic and sterilized by gamma irradiation, ...
Company:Sigma-Aldrich
Mechanical in Biological Definition

Actin

...h like the other two components of the cellular cytoskeleton form a three-dimensional network inside an eukariotic cell . Actin filaments provide mechanical support for the cell, determine the cell shape, enable cell movements (through pseudopods ); and participate in certain cell junctions, in cytoplasm...

ATPase

...outward per ATP hydrolyzed, for the Na + /K + exchanger. Transmembrane ATPases harness the chemical potential energy of ATP, because they perform mechanical work : they transport solutes in a direction opposite to their thermodynamically preferred direction of movement—that is, from the side of the...

Biotechnology

...al gel pack circuitry. Species 8472 used organic spacecraft . Star Wars The Yuuzhan Vong exclusively use organic technology and regard mechanical technology as blasphemy. See also Biochemistry Bioreactor Biorobotics EU Directive on the patentability of biotechnological i...

Biomechanics

...ly thermodynamics and continuum mechanics and mechanical engineering disciplines such as fluid mechanics ...ch possess unique material properties. The passive mechanical response of a particular tissue can be attributed ... of a protein other than collagen , many of its mechanical properties, such as elastic modulus , would be di...

Biophysics

...udies included under the umbrella of biophysics range from sequence comparison to neural networks . In the recent past, biophysics included creating mechanical limbs and nanomachines to regulate biological functions. Nowadays, these are more commonly referred to as belonging to the fields of bioengineering ...

Brain

...es (Bear, 2001). In the Age of Reason , Ren Descartes espoused a fluid mechanical view of the brain similar to Galen's theories. However, Descartes thought ... of the attached muscle. His experiments led scientists away from the fluid mechanical theory of the brain and toward an electrical theory. Galvani's work led, ...
Mechanical in Biological Dictionary

Voluntary muscle

... impaired ... impaired voluntary activation or an inadequate drive to muscle fibres occurs, ... Voluntary Muscle Contractions in Advance of mechanical Foot Stimulation To ... in a passive muscle or for enhancing voluntary contractions to obtain higher ... Much of muscle contraction ... Volu...

Tracheids

...e tracheids , fibers, ray cells, and vessel ... ... xylem tracheids in leaves seem prone to collapse as water potential declines, ... A simple mechanical model of tracheid collapse, derived from the theoretical ... Both of these types of cells evolved from tracheids . ... Fibres, too, are shorte...

Spliceosome

...ic components of the spliceosome . ... its crucial role, the spliceosome , the ... many to develop the hypothesis that the spliceosome is ... mechanical Devices of the Spliceosome : Motors, Clocks, Springs, and Things ... EF-G-like GTPase Snu114p Regulates Spliceosome Dynamics Mediated by Brr2p, a ....

Pyloric sphincter

...surrounding the pyloric sphincter at the ... has been made, the recommended treatment for pyloric stenosis is surgery. ... ... intraoperative mechanical dilatation of pyloric sphincter (trial group) ... of the pyloric sphincter between January 2001 and September 2001 were included ... A heal...

Phloem

...sure of the contents of the phloem decreases. ... Transport of Messenger RNA (mRNA) through the Phloem ... the phloem fibres give the plant mechanical strength, the phloem parenchyma stores compounds such as starch. A line drawing of the different phloem cells. ... ... Guide: What Is Phloem ?...

Pelvic girdle

...e pelvic girdle pain during or after pregnancy ... between hormonal and mechanical pelvic girdle instability is no longer ... Pelvic Instability Netw...rt (PINS), Pelvic Girdle Pain (PGP), Pregnancy ... between hormonal and mechanical pelvic girdle instability is no longer used. ... The pelvis or pelv...
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