2nd Option Improves Abdominal Aorta Repair Outcomes
Less invasive treatment using stent cut overall mortality almost in half, study finds
TUESDAY, June 17 (HealthDay News)-- Having two options for repair of ruptured abdominal aneurysms has led to improved post-surgery survival for patients, says a study by researchers at the Medical Un...
Black Men Less Likely to Choose Elective Stomach Aorta Surgery
White men more likely to have operation before emergency procedure is needed
TUESDAY, May 20 (HealthDay News) -- Black men are less likely than white men to have elective surgery to repair abdominal aortic aneurysms, a new study shows.
Researchers analyzed Medicare data on men 65 an...
Jefferson vascular surgeon heads national trial for torn aorta repair
(PHILADELPHIA) Tears in the aorta
which affect thousands of people each year coast to coast, may soon be treated with a much less invasive technique that could dramatically improve patients chances of survival.
A national study being directed by a vascular surgeon at Thomas Jefferson Universit...
Natural aorta grafts have few side effects for infection-prone patients
DALLAS Sept. 10, 2007 A vascular surgery technique pioneered at UT Southwestern Medical Center, in which veins are removed from the thigh to repair the aorta
does not create blood-flow problems and painful side effects in a majority of patients, researchers report.
Vascular disease is a major...
Nonsurgical Thoracic Aorta Repair Has Much Less Risk of Paralysis Than Surgery
According to two studies presented today, a nonsurgical treatment using stent-grafts to repair an injured or diseased thoracic aorta// offered patients less risk of paraplegia as well as lower morbidity and mortality rates when compared to surgery. During surgical repair the patient is at increased...
Injury to aorta during surgery may cause cognitive loss
Professor John W. Hammon and his colleagues from Wake Forest University School of Medicine has reported in the Journal Thoracic and Cardiovascular// that reducing injury to the aorta
which may occur due to bypass surgery significantly reduces the development of complications to the heart which may...
Freshly crushed garlic better for the heart than processed
...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.
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 mont...cent, 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 ...
Fewer Dying Now From Abdominal Aortic Aneurysms
...val has remained stable for patients who have surgery to repair ruptured abdominal aortic aneurysms.
An abdominal aortic aneurysm is a bulge in the aorta
(the main artery leading away from the heart) that occurs in the abdomen, the American Heart Association explained in a news release about the study. ...
Arizona Heart Institute Enrolls First Patient in Anaconda(TM) Investigational Study for the Treatment of Abdominal Aortic Aneurysm
...nfrarenal AAAs," continued Rodriguez.
Abdominal aortic aneurysm, or "ballooning" of the body's main artery, is a serious condition in which the aorta
is prone to rupture often causing sudden death. Studies report that emergent, open surgical repair of a ruptured aortic aneurysm carries a 25 to 50 pe...
Aorta in Medical Technology
Cardica Announces Publication of Pivotal PAS-Port(R) Proximal Anastomosis System Clinical Trial Results
...roximately five minutes per connection and eliminates the need to clamp the aorta
required for hand-sewn connections," commented John D. Puskas, M.D., chief ...here 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 the...
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
...ately 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, t...
Video: The Arizona Heart Institute Announces the Largest Worldwide Experience with Endoluminal Grafting to Treat Thoracic Aortic Aneurysms and Related Pathologies
...The ELG is then positioned and expanded within the aorta
at the site
of the problem, restoring blood flow, ...m March 1998 to March 2006, repair of the thoracic aorta
ELG was performed on 406 patients at the ...ound the ELG, creates insufficient seal to the aorta
wall. Four types of leaks have been defined an...
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 resul...
Company:W. L. Gore & Associates, Inc.
eNcloseII™ Anastomosis Assist Device
Description:...y 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 complications...
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 Carmeda&...
SphygmoCor Px Central Blood Pressure Assessment and Management System
Features:...essure, 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 the...
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 exte...
Company:L.VAD Technology, Inc.
Aorta in Medical Definition
...well-Hill 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 o...
...set 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 ca...
Aorta in Medical Dictionary
List of 20 disease causes of Coarctation of the aorta
, patient stories, diagnostic guides, medical books excerpts online about Coarctation of the aorta
. Diagnostic ... Aorta
information including symptoms, causes, diseases, symptoms, treatments, and other medical and health issues. ... ...
... term, third ventricle . ... What are the different areas that surround the third ventricle ? ... In a child with coarctation of the aorta, the aorta
is too narrow at the portion just after the upper-body arteries ... Enlarge + ventricle of the heart as one ... International Statistical Clas...
... Tissue from the human ascending aorta
was harvested from pediatric patients ... After harvesting, the arterial tissue was rinsed of blood with phosphate ... Find a reliable & ...
Tetralogy of Fallot
...this congenital heart condition. ... In tetralogy of Fallot , the aorta
is ... Tetralogy of Fallot is the most common heart defect in ...ymptoms, causes, treatment of this ... In tetralogy of Fallot , the aorta
is shifted slightly ... Health Library > Health Encyclopedia > ...
... ... that originate in the descending thoracic aorta
occur at an estimated incidence ... of patients...c aortic aneurysm (TAA) is a weak area in your aorta
in your chest. ... The separation can extend from your thoracic aorta
through your entire ...
...entricles, by which blood is driven through the aorta
and pulmonary artery Online Medical Diction... Systole causes the ejection of blood into the aorta
and pulmonary trunk. ... Systole (pronoun...flow from the left ventricle to the ascending aorta
during systole . ... later in systole (ie, cre...
... powerful ligament extending from the ... It then enters the posterior mediastinum following the curve of the ... Posterior relations ... aorta
is a large artery that is located in the posterior ... Description of posterior tibial tendon anantomy and function. ... The posterior...
...osis, tests, common medical issues, duration, and the correct ... Leiomyosarcoma ... Case report: leiomyosarcoma of the descending thoracic aorta
masquerading as aortic dissection. ... A leiomyosarcoma was diagnosed that ... Leiomyosarcoma is a malignant (cancerous) tumor that arises ...
Hypoplastic left heart
..... Hypoplastic Left Heart Syndrome. Total Anomalous Pulmonary Venous Return ... In infants born with HLHS, the left ventricle and the aorta
are small and underdeveloped and can't supply the body with enough blood. Hypoplastic left heart syndrome (HLHS) is a combination of seve...
...erning network in the mosquito: Altered ... A web-based training in medical embryology ... Lateral (visceral), segmental branches of the dorsal aorta
... right and left dorsal aortas (later descending ... The word dorsal can refer to many different things. ... In anatomy, the dorsal i...
Aorta in Biological News
The aorta is torn apart in the Marfan syndrome
A severe complication of the Marfan syndrome is that the aorta
may split and be torn apart. The patient can be protected if the syndrome is diagnosed and treated in good time. In the current edition of the Deutsches rzteblatt International (Dtsch Arztebl Int 2008; 105: 483-91), the human gen...
Researchers create new class of fluorescent dyes to detect reactive oxygen species in vivo
...ch 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 lipopol...
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 radi... 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 cat...
Mass. General study shows how exercise changes structure and function of heart
...gnificant 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 Metab...
Life-threatening gene defect located by UT-Houston researchers
...that contraction of the smooth muscle cells in the aorta
is important in keeping it healthy and preventing ...ons for diseases affecting blood vessels, from the aorta
to the arteries in the brain. I believe that Dr. M...el privileged to be able to work with her.
supplies blood to the rest of the body. Some peopl...
Research explains link between cholesterol and heart disease
...ective 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, sup...
Percutaneous aortic valve replacement safe, successful in high-risk patients
...cial delivery catheter through the femoral artery in the groin and into the aorta
in a direction opposite, or retrograde, to the normal flow of blood. Once t...pass pump for an average of 30?0 minutes to minimize blood flow through the aorta
and ease placement of the replacement valve.
All 17 patients survived...
Cincinnati surgeons report new treatment for often-fatal injury
...rauma--die before ever reaching a hospital.
is the main artery that carries oxygenated blood f...on-penetrating "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 i...
Researchers learn how blood vessel cells cope with their pressure-packed job
...sts 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 fibers...they are being pulled. However, the healthy bovine aorta
endothelial cells did not behave that way in tests...
Aorta in Biological Technology
Aorta in Biological Definition
...la. 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 (unfiltered...
...the 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 sud...
Aorta in Biological Dictionary
is the largest blood vessel in the body, originating from the left ventricle of the heart and bringing oxygenated blood to all parts of the body in the systemic circulation. An aortic aneurysm is a general term for any swelling of the aorta
, usually representing an underlying...
Each primitive aorta
receives anteriorly a vein—the vitelline vein—from the yolk-sac, and is prolonged backward on the lateral aspect of the notochord under the name of the dorsal aorta
. Aspects of the topic dorsal - aorta
are discussed in the following places at Britannica. Assorted R...
... ... 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 post-...
...efects. 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 ... ...
...s of a European Union ... In transposition of the great arteries, the aorta
and pulmonary artery are reversed. ... Two major types of surgery can co...nital (present at birth) ... In transposition of the great arteries, the aorta
is connected to the right ... Information about transposition in the ...
...lunar bone, the valves at the beginning of the aorta
and ... The valves are classified as Semilu...ar valves are inside the small portions of the aorta
and pulmonary ... When the ventricles relax, sem...om flowing ... The semilunar valves of the aorta
and pulmonary trunk will not open until intra ......
... ( Pulmonary artery labeled at upper right. ... Heart aorta
Arteries Arterioles Capillaries Venules Veins Vena cava Heart. Pulmonary circulation ... In medicine pulmonary artery catheterization (PAC)...
... filled with serous fluid that encloses the heart and the roots of the aorta
and other large blood pericardium The fibroserous sac enclosing the ...ts of two parts: (1) a strong external layer composed of ... The ascending aorta
carries the pericardium superiorly beyond the heart to the ... The ...
...s 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 in...
...cle is one of four chambers in the human heart. It receives oxygenated blood from the left atrium via the mitral valve, and pumps it into the aorta
via the aortic valve. In the heart, a ventricle is a heart chamber which collects blood from an atrium and pumps it out of the heart. UTh...