法国成功为病患移植人工心脏
<p><span word="An">An</span> <span word="artificial">artificial</span> <span word="heart">heart</span> <span word="that">that</span> <span word="can">can</span> <span word="give">give</span> <span word="patients">patients</span> <span word="up">up</span> <span word="to">to</span> <span word="five">five</span> <span word="years">years</span> <span word="of">of</span> <span word="extra">extra</span> <span word="life">life</span> <span word="has">has</span> <span word="been">been</span> <span word="successfully">successfully</span> <span word="implanted">implanted</span> <span word="for">for</span> <span word="the">the</span> <span word="first">first</span> <span word="time">time</span>.</p><p><span word="The">The</span> <span word="heart">heart</span>, <span word="powered">powered</span> <span word="by">by</span> <span word="watch">watch</span>-<span word="style">style</span> <span word="batteries">batteries</span> <span word="that">that</span> <span word="can">can</span> <span word="be">be</span> <span word="worn">worn</span> <span word="externally">externally</span>, <span word="was">was</span> <span word="put">put</span> <span word="into">into</span> <span word="a">a</span> <span word="patient">patient</span> <span word="at">at</span> <span word="Paris">Paris</span>’<span word="s">s</span> <span word="Georges">Georges</span> <span word="Pompidou">Pompidou</span> <span word="Hospital">Hospital</span>.</p><p><span word="It">It</span> <span word="uses">uses</span> <span word="a">a</span> <span word="range">range</span> <span word="of">of</span> “<span word="biomaterials">biomaterials</span>”, <span word="including">including</span> <span word="bovine">bovine</span> <span word="tissue">tissue</span>, <span word="to">to</span> <span word="reduce">reduce</span> <span word="the">the</span> <span word="likelihood">likelihood</span> <span word="of">of</span> <span word="the">the</span> <span word="body">body</span> <span word="rejecting">rejecting</span> <span word="it">it</span>.</p><p><span word="Unlike">Unlike</span> <span word="previous">previous</span> <span word="artificial">artificial</span> <span word="hearts">hearts</span>, <span word="created">created</span> <span word="mainly">mainly</span> <span word="for">for</span> <span word="temporary">temporary</span> <span word="use">use</span>, <span word="the">the</span> <span word="design">design</span> <span word="by">by</span> <span word="the">the</span> <span word="French">French</span> <span word="Carmat">Carmat</span> <span word="biomedical">biomedical</span> <span word="firm">firm</span> <span word="is">is</span> <span word="intended">intended</span> <span word="to">to</span> <span word="replace">replace</span> <span word="a">a</span> <span word="real">real</span> <span word="heart">heart</span> <span word="for">for</span> <span word="as">as</span> <span word="many">many</span> <span word="as">as</span> <span word="five">five</span> <span word="years">years</span>.</p><p><span word="French">French</span> <span word="medics">medics</span> <span word="said">said</span> <span word="the">the</span> <span word="unnamed">unnamed</span> <span word="male">male</span> <span word="patient">patient</span> <span word="who">who</span> <span word="received">received</span> <span word="the">the</span> <span word="device">device</span> <span word="was">was</span> <span word="awake">awake</span> <span word="and">and</span> <span word="responding">responding</span> <span word="well">well</span> <span word="after">after</span> <span word="an">an</span> <span word="operation">operation</span> <span word="on">on</span> <span word="Wednesday">Wednesday</span>. <span word="Marcello">Marcello</span> <span word="Conviti">Conviti</span>, <span word="the">the</span> <span word="chief">chief</span> <span word="executive">executive</span> <span word="of">of</span> <span word="Carmat">Carmat</span>, <span word="said">said</span>: “<span word="We">We</span> <span word="are">are</span> <span word="delighted">delighted</span> <span word="with">with</span> <span word="this">this</span> <span word="first">first</span> <span word="implant">implant</span>, <span word="although">although</span> <span word="it">it</span> <span word="is">is</span> <span word="premature">premature</span> <span word="to">to</span> <span word="draw">draw</span> <span word="conclusions">conclusions</span> <span word="given">given</span> <span word="that">that</span> <span word="a">a</span> <span word="single">single</span> <span word="implant">implant</span> <span word="has">has</span> <span word="been">been</span> <span word="performed">performed</span> <span word="and">and</span> <span word="that">that</span> <span word="we">we</span> <span word="are">are</span> <span word="in">in</span> <span word="the">the</span> <span word="early">early</span> <span word="post">post</span>-<span word="operative">operative</span> <span word="phase">phase</span>.”</p><p><span word="The">The</span> <span word="artificial">artificial</span> <span word="heart">heart</span>, <span word="developed">developed</span> <span word="with">with</span> <span word="the">the</span> <span word="help">help</span> <span word="of">of</span> <span word="engineers">engineers</span> <span word="from">from</span> <span word="the">the</span> <span word="Dutch">Dutch</span>-<span word="based">based</span> <span word="European">European</span> <span word="Aeronautic">Aeronautic</span> <span word="Defence">Defence</span> <span word="and">and</span> <span word="Space">Space</span> <span word="Company">Company</span> (<span word="EADS">EADS</span>), <span word="weighs">weighs</span> 2<span word="lbs">lbs</span> — <span word="almost">almost</span> <span word="three">three</span> <span word="times">times</span> <span word="as">as</span> <span word="much">much</span> <span word="as">as</span> <span word="an">an</span> <span word="average">average</span> <span word="healthy">healthy</span> <span word="human">human</span> <span word="heart">heart</span>. <span word="It">It</span> <span word="mimics">mimics</span> <span word="heart">heart</span> <span word="muscle">muscle</span> <span word="contractions">contractions</span> <span word="and">and</span> <span word="contains">contains</span> <span word="sensors">sensors</span> <span word="that">that</span> <span word="adapt">adapt</span> <span word="the">the</span> <span word="blood">blood</span> <span word="flow">flow</span> <span word="to">to</span> <span word="the">the</span> <span word="patient">patient</span>’<span word="s">s</span> <span word="moves">moves</span>.</p><p><span word="Inside">Inside</span> <span word="the">the</span> <span word="heart">heart</span>, <span word="surfaces">surfaces</span> <span word="that">that</span> <span word="come">come</span> <span word="into">into</span> <span word="contact">contact</span> <span word="with">with</span> <span word="human">human</span> <span word="blood">blood</span> <span word="are">are</span> <span word="made">made</span> <span word="partly">partly</span> <span word="from">from</span> <span word="bovine">bovine</span> <span word="tissue">tissue</span> <span word="instead">instead</span> <span word="of">of</span> <span word="synthetic">synthetic</span> <span word="materials">materials</span> <span word="such">such</span> <span word="as">as</span> <span word="plastic">plastic</span>, <span word="which">which</span> <span word="can">can</span> <span word="cause">cause</span> <span word="blood">blood</span> <span word="clots">clots</span>.</p>
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