Jefferson vascular surgeon heads national trial for torn aorta repair
... (PHILADELPHIA) Tears in the aorta
which affect thousands of people each year coast ... opening the chest cavity and clamping off the aorta
to implant a graft to treat the damaged section, ... catheter to form a continuous tube through the aorta
that carries the blood and reduces pressure on ...
Despite More Tests, Some Aren't Getting Results
... -- More than half of the time, test results revealing abnormalities in the aorta
were not included in patients' electronic medical records within three ... or 440 people, were found to have aortic dilations, or an area of the aorta
that was weakened or bulging. The aorta, which runs from the heart through ...
Study in Nature Medicine establishes major new treatment target in diseased arteries
... complete protection against abdominal aortic aneurysm (AAA).
is the main artery carrying blood from the heart, and AAA is a progressive outward dilation of the aorta
under the stress of blood pressure due to a breakdown in the vessel's ...
Verathon(R) Introduces BladderScan(R) BVI 9600 Bladder Volume Instrument with AortaScan(TM) Mode to Help Physicians Identify the Presence of Abdominal Aortic Aneurysms
Abdominal aortic aneurysms (AAAs), a localized dilation of the abdominal aorta
that exceeds normal diameter by more than 50%, occur most frequently in ... calculates and displays the bladder volume or diameter of the abdominal aorta
on the color console, and offers aiming assistance to the user, on both ...
Enzyme weakens the heart
... of Sciences .
Long-term high pressure and stenoses of the valves or aorta
make the heart work harder. When it compensates by excessive muscle growth ... could no longer produce this enzyme by surgically obstructing the main aorta
to put the heart under greater stress and thus simulate permanent high ...
Gene Test Could Catch Deadly Heart Problem
... Tear in the aorta
is unpredictable and often fatal, researchers say,,
THURSDAY, ... in Keystone, Colo.
In the study, Mohamed's team looked at samples of aorta
tissue from 19 patients who had acute dissection. These patients had no ...
2nd Option Improves Abdominal Aorta Repair Outcomes
... of Vienna in Austria.
Ruptured abdominal aneurysms occur when the aorta
-- the large blood vessel that supplies blood to the pelvis, legs and ... In this surgery, done through an open incision, the damaged segment of the aorta
is replaced with a synthetic graft. Post-surgery death rates are 40 ...
Kidney donor age linked to aortic siffening
... 74 patients who had received kidney transplants from deceased donors. The aorta
is the body's large central artery; increased stiffness is a sign of ... related exclusively to characteristics of the transplant recipient. The aorta
was stiffer in transplant recipients who were men, older, and had higher ...
Yale hosts summit meeting on acute aortic diseases, Nov.1-2
... cost is $695 for non-Yale employees and $200 for Yale employees.
is the largest artery in the body. It originates from the left ventricle ... program also will include a keynote address by Denton Cooley, M.D., on The aorta
and I: A Lifetime Relationship. Cooley, of the Texas Heart Institute, ...
Freshly crushed garlic better for the heart than processed
... garlic reduced damage from lack of oxygen, but the fresh garlic group had a significantly greater effect on restoring good blood flow in the aorta
and increased pressure in the left ventricle of the heart," Das said.
Aorta in Medical Technology
Video: The Arizona Heart Institute Announces the Largest Worldwide Experience with Endoluminal Grafting to Treat Thoracic Aortic Aneurysms and Related Pathologies
... ELG is then positioned and expanded within the aorta
at the site
of the problem, restoring blood flow, ... March 1998 to March 2006, repair of the thoracic aorta
ELG was performed on 406 patients at the ... the ELG, creates insufficient seal to the aorta
wall. Four types of leaks have been defined ...
Cardica Announces Publication of Pivotal PAS-Port(R) Proximal Anastomosis System Clinical Trial Results
... five minutes per connection and eliminates the need to clamp the aorta
required for hand-sewn connections," commented John D. Puskas, M.D., chief ... were four cases of stroke, all of which occurred in patients where the aorta
was clamped for hand-sewn anastomoses. By eliminating the need to clamp ...
David Feldman, M.D. Appointed Co-Principal Investigator of DuraHeart(TM) Left Ventricular Assist System U.S. Clinical Trial
... and the only centrifugal pump with an actively levitated impeller, which is intended to optimize oxygenated blood flow from the left ventricle to the aorta
and into the body."
"We are honored to have Dr. Feldman as co-PI," said Chisato Nojiri, MD, PhD, Terumo Chairperson and Chief Medical Officer. ...
Cardica Reports Positive Top-Line Results and Submits 510(k) for PAS-Port(R) Proximal Anastomosis System in Cardiac Bypass Surgery
... two minutes, with little or no injury to the
bypass graft vessel or the aorta. Importantly, the PAS-Port system
eliminates the need to clamp the aorta
during CABG procedures. As of March
31, 2008, over 8,000 PAS-Port systems had been sold in Japan and Europe,
and according to Cardica's distributor, ...
Aorta in Medical Products
Zenith AAA Endovascular Graft
Description:... The main body is positioned in the aorta. The legs are positioned in the iliac arteries and connect to the main body. The graft thus extends from the aorta
below the renal arteries (kidneys) into both iliac arteries. The Zenith AAA Endovascular Graft is placed within the aneurysm using the H&L-B One-Shot ...
Company:Cook Vascular, Inc.
GORE TAG Thoracic Endoprosthesis
Description:... Traditional treatment of diseases of the thoracic aorta
has involved high-risk surgery requiring a large incision in the chest to place a synthetic graft to repair the diseased artery. This method can ...
Company:W. L. Gore & Associates, Inc.
eNcloseII™ Anastomosis Assist Device
Description:... better hemodynamics as compared to partial occlusion clamps. An increasing number of studies have suggested that complete or partial clamping of the aorta
during coronary artery revascularization procedures may play a significant role in the wide variety of near and long-term post operative ...
Symmetry™ Bypass Connector
Description:... Allows surgeons to successfully complete coronary artery bypass without cross clamping or side biting. Saphaneous vein grafts may be attached to the aorta
Company:St. Jude Medical, Inc.
Features:... hemostasis can be challenged and confirmed on the table
Ability to ReAccess/Reclose achieved stasis with 48 clips deployed into a single porcine aorta
at 260mmHg ...
Medtronic Resting Heart™ System
Features:... Advanced Cannulation Directly measuring arterial pressure Better optimized venting of the left ventricle Perfusion technique in the aorta
and axillary artery Using closed-to-air systems Minimizing hemodilution and circuit surface area Coating blood-contacting surfaces with ...
SphygmoCor Px Central Blood Pressure Assessment and Management System
Features:... which drives left ventricular load (afterload) - a key parameter affecting risk of LV hypertrophy.
Central Pulse pressure in the ascending aorta
(driving cerebral blood flow) giving the true pressure, and hence the risk of stroke.
Central systolic pressure, often markedly different from ...
Company:AtCor Medical Pty Ltd.
Features:... The CardioVad has three main parts:
A blood pump, implanted in the aorta
(the large artery through which blood leaves the heart to travel throughout the body).
A connector through which the CardioVad connects to an ...
Company:L.VAD Technology, Inc.
Aorta in Medical Definition
... equation (Bramwell JC, Hill AV. The velocity of the pulse wave in man. Proc R Soc Lond (Biol) 1922;93:298-306).Typical values of PWV in the aorta
range from approximately 5m/s to >15m/s.
Measurement of aortic PWV provides some of the strongest evidence concerning the prognostic significance ...
... delineation known as the 'tumor margin'. 
This is an important issue in areas that are functionally important (ie. large vessels like the aorta
or vital organs), or in areas for which the extent of surgery is minimized due to aesthetic concerns (ie. melanoma of the face or squamous cell ...
Aorta in Medical Dictionary
Abdominal aortic aneurysm
... large or balloons outward. The abdominal aorta
is a large blood vessel that supplies blood ... to repair or remove an aneurysm in the aorta
(the main artery from the heart to the ... the blood builds up in the inner wall of the aorta
. Ancure abdominal aortic aneurysm (AAA) ...
... Aneurysm s can develop anywhere along your aorta
, but most occur in the section running through ... J., and Mark A.Creager. " Disease s of the aorta
. An aneurysm al bone cyst is a blood ... to repair or remove an aneurysm in the aorta
(the main artery from the heart to the ....
l: Pertaining to the aorta
, the largest artery in the body. aorta
l is not often encountered (except in The New ...
... of the largest artery in the body, the aorta
, involving that vessel in its course above the ... a weakness develops in part of the wall of the aorta
; three basic types are usually found. Aortic ... to repair or remove an aneurysm in the aorta
(the main artery from the heart to the ....
... is bleeding into and along the wall of the aorta
(the major artery from the heart ). This ... involve abnormal widening or ballooning of the aorta
( aneurysm ). Aortic dissection usually occurs in the thoracic aorta
, less often the abdominal ...
... Aortic stenosis Definition: The aorta
is the large artery that originates in the ... valve into the main artery of the body, the aorta
. Aortic stenosis is caused by many ... the left ventricle of the heart and the aorta
. This narrowing impedes the delivery of blood ...
... that arises from the abdominal portion of the aorta
and distributes blood to most of the ... oxygen ated blood to the liver . Comes from aorta
to underside of the liver . HEPATIC VEIN - ... part of the body is graft ed between the aorta
(the main artery leading from the heart ) and ...
... of weakening in the artery wall. Enlarged aorta
( dilation of the aortic root). The portion of the aorta
that is connected to the heart is called the ... a dilation , stretching, or ballooning of the aorta
. The exact cause is unknown, but risk factors ...
... (present from birth ) weakness of the aorta
, collagen disorders (such as Marfan's ... in which a weakened portion of the thoracic aorta
begins to "tear" along the longitudinal axis of ... sized file ... Aortic dissect ion : The aorta
is the main artery that supplies blood to ...
... the lower trunk and both legs. In the chest, the aorta
is called the thoracic aorta
; in the abdomen , the abdominal aorta
. In the groin , skin folds, inner thighs, ...
Aorta in Biological News
The aorta is torn apart in the Marfan syndrome
... complication of the Marfan syndrome is that the aorta
may split and be torn apart. The patient can be ... and potentially fatal complication is that the aorta
can split and tear. The patient can then die from ... the diagnosis is made in good time, the damaged aorta
can be surgically replaced.
Life-threatening gene defect located by UT-Houston researchers
... contraction of the smooth muscle cells in the aorta
is important in keeping it healthy and preventing ... for diseases affecting blood vessels, from the aorta
to the arteries in the brain. I believe that Dr. ... privileged to be able to work with her.
supplies blood to the rest of the body. Some ...
Stent grafts: a better way to treat blunt trauma injuries
... surgery, a patient is at increased risk of paraplegia because the thoracic aorta
is clamped, cutting off blood to the spinal column. The interventional ... treatment does not interrupt the blood supply. By entering a branch of the aorta
through a small incision in the groin and using long, thin tubes called ...
Researchers create new class of fluorescent dyes to detect reactive oxygen species in vivo
... is what happens with DHE."
The researchers also investigated the ability of hydro-Cy3 to image reactive oxygen species production in live mouse aorta
tissue, which exhibit a physiological environment that closely resembles in vivo conditions. Explants were incubated with hydro-Cy3 and either ...
Mass. General study shows how exercise changes structure and function of heart
... overall increases in the size of their hearts. For endurance athletes, the left and right ventricles the chambers that send blood into the aorta
and to the lungs, respectively expanded. In contrast, the heart muscle of the strength athletes tended to thicken, a phenomenon that appeared to be ...
Mutant gene identified as villain in hardening of the arteries
New Haven, Conn.A genetic mutation expands lesions in the aorta
and promotes coronary atherosclerosis, more commonly known as hardening of the arteries, according to a study by Yale School of Medicine in Cell ...
Research explains link between cholesterol and heart disease
... protein called transforming growth factor-beta (TGF-beta). TGF-beta serves many important functions in the body; in the heart, it protects the aorta
and other vessels from damage caused by a variety of factors, including hypertension and high blood cholesterol levels.
Cholesterol, however, ...
Cincinnati surgeons report new treatment for often-fatal injury
... before ever reaching a hospital.
is the main artery that carries oxygenated blood ... "deceleration" injury, can jerk the aorta
forward and back again, causing it to crack.
If all three layers of the aorta
rupture immediately, the patient will die almost ...
Researchers learn how blood vessel cells cope with their pressure-packed job
... were performed on endothelial cells lining the aorta
of a cow, but the endothelial cells of the human aorta
are expected to react similarly. The stress ... are being pulled. However, the healthy bovine aorta
endothelial cells did not behave that way in ...
Aorta in Biological Technology
Aorta in Biological Definition
... They contain the secreting apparatus and tubules and are also called malpighian pyramids .
renal artery : Two renal arteries come from the aorta
, each connecting to a kidney. The artery divides into five branches, each of which leads to a ball of capillaries. The arteries supply ...
... heart valves and the aorta. Beta blockers have been used to control some of the complications such as aortic aneurysms . If the dilation of the aorta
threatens to lead to rupture, a nickel-titanium stent may be inserted. Rupture of the aorta, or aortic dissection , is the most common cause of ...
Aorta in Biological Dictionary
... bone, the valves at the beginning of the aorta
and ... The valves are classified as ... valves are inside the small portions of the aorta
and pulmonary ... When the ventricles relax, ... flowing ... The semilunar valves of the aorta
and pulmonary trunk will not open until intra ......
... Each primitive aorta
receives anteriorly a vein—the vitelline ... of the notochord under the name of the dorsal aorta
. Aspects of the topic dorsal - aorta
are discussed in the following places at ...
... The arch of the aorta
begins at the level of the upper border of the ... a very rare heart defect that occurs when the aorta
... Three blood vessels exit from the aortic ... ... Babies with a double aortic arch have an aorta
that is made up of two vessels ... ...
... The aorta
is the largest blood vessel in the body, ... is a general term for any swelling of the aorta
, usually representing an underlying weakness in the wall of the aorta
at that location. While the stretched vessel may ...
... Each of these ... In transposition of the great arteries, the aorta
and pulmonary artery are reversed. The aorta
receives the oxygen-poor blood from the right ventricle , but it's ... ...
... of a European Union ... In transposition of the great arteries, the aorta
and pulmonary artery are reversed. ... Two major types of surgery can ... (present at birth) ... In transposition of the great arteries, the aorta
is connected to the right ... Information about transposition in the ...
... filled with serous fluid that encloses the heart and the roots of the aorta
and other large blood pericardium The fibroserous sac enclosing the ... of two parts: (1) a strong external layer composed of ... The ascending aorta
carries the pericardium superiorly beyond the heart to the ... The ...
... ... poorly developed so that venules have thinner walls than ... Heart aorta
Arteries Arterioles Capillaries Venules Veins Vena cava Heart. Pulmonary circulation ... High endothelial venules (HEV) are specialized ...
... ( Pulmonary artery labeled at upper right. ... Heart aorta
Arteries Arterioles Capillaries Venules Veins Vena cava Heart. Pulmonary circulation ... In medicine pulmonary artery catheterization ...
... can not be ... The more highly oxygenated blood that enters the left atrium through the foramen ... The blood carried by the descending aorta
is partially oxygenated and ... Information and resources pertaining to the cardiac cycle. ... De- oxygenated blood from the superior and ...