单词：Eustachian catheter
单词：Eustachian catheter 相关文章
Tiny Camera Sees Inside Blood Vessels Ahead of any surgical procedure, doctors try to learn as much as possible about the state of the organs they plan to operate on. A new camera developed in the Netherlands can now make that easier - giving surgeon
VOA标准英语2015年(四月)
On airplanes, cabin pressure changes during takeoff and landing to help passengers breathe easy at high altitudes. These changes in air pressure may make adults ears feel a little funny, prompting a few yawns to equalize the pressure. But for babies,
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By Al Pessin Pentagon 11 September 2007 The reports by the top U.S. military officer in Iraq and the U.S. ambassador provided fuel to both supporters of the current policy and its opponents. VOA Pentagon Correspondent Al Pessin spoke to some of them
2007年VOA标准英语（九月）
By Al Pessin Pentagon 06 December 2007 The top coalition commander in Iraq had some positive things to say Thursday about Syria and other countries and factions that have contributed to instability in Iraq in the past. But U.S. General David Petraeus
VOA常速英语2007年（十二月）
Dr. David Wilber performs a procedure called catheter ablation to treat patients with atrial fibrillation at Loyola University Medical Center in Illinois A relatively new procedure is proving to be more effective in treating patients with irregular h
VOA标准英语2010年(二月)
能拍摄血管内部的微型摄像头 Ahead of any surgical procedure, doctors try to learn as much as possible about the state of the organs they plan to operate on. A new camera developed in the Netherlands can now make that easier - giving surge
VOA标准英语2015年(八月)
By Al Pessin Washington 10 September 2007 The American commander in Iraq says the U.S. troop presence there will be reduced by about 2,000 this month, and another 3,500 by the end of the year. But General David Petraeus said he needs most of the 168,
2007年VOA标准英语（九月）
RACHEL MARTIN, HOST: About 800,000 people have strokes every year in the U.S. Most are caused when a clot blocks a blood vessel to the brain. We've known about strokes for a long time. But it wasn't until recently that doctors could do anything about
2017年NPR美国国家公共电台5月
35 切尼副总统的心脏病治疗手术 DATE=3-14-01 TITLE=SCIENCE REPORT- Cheney/Heart BYLINE=Nancy Steinbach (Start at 1'00
科技之光
HEALTH REPORT - Carotid Stent By Jerilyn Watson Broadcast: Wednesday, May 12, 2004 This is the VOA Special English Health Report. Strokes can take place when fatty material blocks the flow of blood th
健康与经济
This is the VOA Special English Health Report. A condition called atrial fibrillation produces an abnormal heartbeat. People feel their heart race and they lose their breath. It may last a few seconds, but it can get worse and worse with age, leading
2010年慢速英语(二)月
By Meredith Buel Washington 11 April 2008 The top U.S. commander in Iraq, General David Petraeus, has condemned the assassination of a senior aide to radical Shi'ite cleric Moqtada al-Sadr in the Iraqi holy city of Najaf. VOA correspondent Meredith B
VOA常速英语2008年（四月）
By Dan Robinson Washington 10 April 2008 Lawmakers have pressed the top U.S. military commander in Iraq, General David Petraeus, and U.S. Ambassador Ryan Crocker, about the duration of the U.S. military presence in Iraq, and political progress by the
VOA常速英语2008年（四月）
By Al Pessin Washington 09 April 2008 In a second consecutive day of testimony at the U.S. Congress, the top American commander in Iraq and the U.S. ambassador reported progress on key security and political issues, but warned that the progress is fr
VOA常速英语2008年（四月）
By Al Pessin Washington 08 April 2008 The top U.S. military commander in Iraq and the U.S. ambassador told Congress Tuesday that progress in Iraq is fragile and reversible, and called for continuing U.S. commitment, including an open-ended pause in U
VOA常速英语2008年（四月）
By Al Pessin Pentagon 10 April 2008 In congressional testimony this week, the top U.S. military and civilian officials in Iraq reported what they called real but fragile progress, and urged caution in any discussion of further U.S. troop withdrawals,
VOA常速英语2008年（四月）
The coalition commander in Iraq, General David Petraeus, has left his post after a momentous year and a half, during which he is widely credited with turning around the fight against a variety of insurgent groups. He will now become the overall comm
VOA标准英语2008年（九月）
Most of us are familiar with this phenomenon of travel: ear-popping usually happens during takeoffs and landings. 大多数坐过飞机的人都熟悉这样的现象：飞机起飞或落地时我们的耳朵会有胀胀的感觉。 Our ears pop becau
英语新闻
The IMPACT registry stands for 'Improving Pediatric and Adult Congenital Treatment' and includes information about patients who do not undergo open heart surgery. Often they undergo catheterization, a procedure which uses a catheter, or narrow tube,
VOA标准英语2010年(一月)
When traveling by plane what makes our ears pop, and what is it exactly that pops? Most of us are familiar with this phenomenon of travel: it usually happens on takeoffs and landings. Our ears pop because of the change in air pressure as the plane as
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