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pacemaker    音标拼音: [p'esm,ekɚ]
n. 定步速者,带步人;标兵;起搏器;起搏点

定步速者,带步人;标兵;起搏器;起搏点

pacemaker
n 1: a leading instance in its field; "the new policy will be a
pacesetter in community relations" [synonym: {pacesetter},
{pacemaker}]
2: a specialized bit of heart tissue that controls the heartbeat
[synonym: {pacemaker}, {cardiac pacemaker}, {sinoatrial node},
{SA node}]
3: an implanted electronic device that takes over the function
of the natural cardiac pacemaker [synonym: {pacemaker},
{artificial pacemaker}]
4: a horse used to set the pace in racing [synonym: {pacer},
{pacemaker}, {pacesetter}]

pacemaker \pacemaker\ n. (Physiol. & Anat.)
1. a specialized bit of heart tissue that controls the
heartbeat.

Syn: cardiac pacemaker, sinoatrial node.
[WordNet 1.5]

2. An implanted electronic device that takes over the
function of the natural cardiac pacemaker[1]; -- used to
assist people whose heartbeat is irregular.

Syn: artificial pacemaker.
[WordNet 1.5]

3. A horse used to set the pace in racing.

Syn: pacer, pacesetter.
[WordNet 1.5]

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英文字典中文字典相关资料:


  • Pacemaker - Mayo Clinic
    A pacemaker is a device used to control an irregular heart rhythm A pacemaker has flexible wires called leads The wires are placed in one or more chambers of the heart They deliver electrical signals to fix the heart rate Some newer pacemakers don't need wires
  • Pacemaker - American Heart Association
    A pacemaker is a small, battery-operated device that helps the heart beat in a regular rhythm Traditional pacemakers have three parts: a generator, wires (leads) and sensors (electrodes)
  • Pacemaker Guide: Implantation, Surgery, and Living With It
    A pacemaker is a small device that helps regulate heart rate and rhythm by sending electrical impulses to the heart muscle Learn how it works
  • 7 Signs You Need a Pacemaker - Cleveland Clinic Health Essentials
    You may need a pacemaker device if you feel constantly out of breath, become easily fatigued, or experience heart palpitations and frequent fainting spells
  • Pacemaker - Wikipedia
    A pacemaker, also known as an artificial cardiac pacemaker, is an implanted medical device that generates electrical pulses delivered by electrodes to one or more of the chambers of the heart
  • Pacemaker Surgery: Preparation, Recovery, Long-Term Care
    A pacemaker is used for long-term correction of a too-slow heartbeat (arrhythmia) or temporarily, such as after open-heart surgery Implanting a pacemaker is considered a minimally invasive procedure
  • Pacemaker Insertion - Johns Hopkins Medicine
    What is a pacemaker? A pacemaker is composed of three parts: a pulse generator, one or more leads, and an electrode on each lead A pacemaker signals the heart to beat when the heartbeat is too slow or irregular
  • Pacemaker: Types, Procedure, Precautions, and More - Healthline
    What is a pacemaker? A pacemaker is an electric medical device that’s generally about the size of a matchbox A surgeon implants it under your skin to help manage irregular heartbeats called
  • Pacemakers: Surgery, Types and How They Work for Heart Health
    Read on to learn more about pacemaker surgery, types of pacemakers and how a pacemaker can improve your heart health
  • Cardiac Pacemaker gt; Fact Sheets gt; Yale Medicine
    A pacemaker is a small, battery-powered device used to correct a slower-than-normal heart rate (a condition known as bradycardia) It is surgically implanted in a person’s chest or abdomen, where it can send electrical impulses to the heart to help it beat at a steady, healthy rate





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