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心脏瓣膜患者,还在纠结换机械瓣还是生物瓣?来看看医生都建议!

来源: 南方日报网络版     时间: 2019年03月19日 00:47:48
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5分分彩代理招商Q※【9938★064】★★〖在线申请代理yicai661.COM 〗最高100返9★★招代理刷返水,赔率高,信誉平台官方,招龙虎和代理注册实力,时时彩龙虎和,永彩彩票代理,永彩官网,永彩台注册,永彩乐官网,永彩娱乐官方网站心脏瓣膜患者,还在纠结换机械瓣还是生物瓣?来看看医生都建议!

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(原)(标)(题)(:心)(脏)(瓣)(膜)(患)(者)(,还)(在)(纠)(结)(换)(机)(械)(瓣)(还)(是)(生)(物)(瓣)(?来)(看)(看)(医)(生)(都)(建)(议)(!<br />心)(脏)(瓣)(膜)(患)(者)(施)(行)(瓣)(膜)(替)(换)(手)(术)(时)(,大)(多)(会)(犹)(豫)(到)(底)(选)(择)(何)(种)(瓣)(膜)(,是)(机)(械)(瓣)(好)(,还)(是)(生)(物)(瓣)(好)(,让)(人)(很)(伤)(脑)(筋)(,不)(知)(道)(该)(如)(何)(选)(择)(。下)(面)(提)(出)(一)(些)(建)(议)(,仅)(供)(病)(友)(参)(考)(!<br />了)(解)(什)(么)(是)(生)(物)(瓣)(,什)(么)(是)(机)(械)(瓣)(<br />生)(物)(瓣)(<br />是)(指)(应)(用)(其)(他)(动)(物)(身)(体)(上)(的)(材)(料)(,经)(过)(加)(工)(处)(理)(制)(成)(的)(人)(工)(心)(脏)(瓣)(膜)(。最)(常)(用)(的)(生)(物)(材)(料)(有)(牛)(心)(包)(瓣)(和)(猪)(的)(主)(动)(脉)(瓣)(两)(种)((图)(1),两)(种)(瓣)(膜)(的)(使)(用)(寿)(命)(基)(本)(没)(有)(差)(别)(。<br />机)(械)(瓣)(<br />是)(用)(非)(金)(属)(材)(料)(和)(金)(属)(材)(料)(制)(成)(的)(人)(工)(瓣)(膜)(,结)(构)(很)(像)(我)(们)(熟)(悉)(的)(“门)(”,不)(过)(门)(框)(是)(圆)(形)(的)(,其)(内)(有)(一)(扇)(或)(两)(扇)(“门)(”。安)(装)(一)(扇)(门)(的)(是)(单)(叶)(瓣)(,两)(扇)(门)(的)(是)(双)(叶)(瓣)((图)(2)。多)(数)(机)(械)(瓣)(均)(是)(用)(热)(解)(碳)(材)(料)(制)(成)(,强)(度)(和)(耐)(磨)(性)(相)(当)(于)(金)(刚)(石)(,因)(而)(非)(常)(结)(实)(耐)(用)(。<br />生)(物)(瓣)(的)(特)(点)(<br />生)(物)(瓣)(从)(结)(构)(上)(看)(都)(类)(似)(人)(类)(自)(身)(的)(主)(动)(脉)(瓣)(和)(肺)(动)(脉)(瓣)(结)(构)(,植)(入)(人)(体)(后)(血)(流)(动)(力)(学)(与)(人)(体)(瓣)(膜)(也)(十)(分)(近)(似)(。<br />生)(物)(瓣)(植)(入)(人)(体)(后)(3-6个)(月)(左)(右)(,瓣)(叶)(表)(面)(会)(被)(沉)(积)(的)(纤)(维)(蛋)(白)(和)(血)(管)(内)(皮)(组)(织)(覆)(盖)(,瓣)(叶)(材)(料)(不)(再)(与)(患)(者)(的)(血)(液)(接)(触)(,避)(免)(了)(激)(活)(血)(液)(的)(凝)(血)(反)(应)(,因)(此)(也)(就)(不)(再)(需)(要)(抗)(凝)(治)(疗)(了)(,这)(是)(生)(物)(瓣)(最)(大)(的)(优)(点)(。<br />不)(过)(,由)(于)(生)(物)(材)(料)(都)(有)(自)(身)(使)(用)(寿)(命)(,一)(般)(认)(为)(术)(后)(7-10年)(,生)(物)(瓣)(开)(始)(出)(现)(一)(定)(坏)(损)(,不)(过)(功)(能)(尚)(可)(维)(持)(;到)(术)(后)(15-20年)(就)(需)(要)(再)(次)(替)(换)(瓣)(膜)(了)(,这)(是)(生)(物)(瓣)(最)(大)(的)(不)(足)(。<br />生)(物)(瓣)(受)(损)(的)(原)(因)(<br />首)(先)(与)(植)(入)(部)(位)(有)(关)(。由)(于)(二)(尖)(瓣)(位)(置)(所)(承)(受)(的)(压)(力)((收)(缩)(压)(,就)(是)(俗)(称)(的)(高)(压)()明)(显)(高)(于)(主)(动)(脉)(瓣)((舒)(张)(压)(,俗)(称)(低)(压)(),因)(此)(生)(物)(瓣)(在)(主)(动)(脉)(瓣)(位)(置)(的)(使)(用)(寿)(命)(要)(略)(长)(于)(二)(尖)(瓣)(位)(置)(。<br />其)(次)(是)(年)(龄)(。由)(于)(儿)(童)(处)(于)(骨)(骼)(生)(长)(发)(育)(阶)(段)(,血)(钙)(代)(谢)(活)(跃)(,生)(物)(瓣)(植)(入)(后)(容)(易)(较)(早)(钙)(化)(损)(坏)(。慢)(性)(肾)(功)(能)(不)(全)(也)(会)(影)(响)(血)(钙)(代)(谢)(,可)(以)(发)(生)(上)(述)(现)(象)(,不)(过)(过)(程)(要)(相)(对)(慢)(的)(多)(。<br />还)(有)(心)(率)(过)(快)(也)(会)(加)(速)(瓣)(膜)(坏)(损)(。<br />最)(后)(生)(物)(材)(料)(的)(好)(坏)(也)(对)(使)(用)(寿)(命)(有)(较)(大)(影)(响)(,不)(过)(该)(因)(素)(医)(生)(和)(患)(者)(不)(好)(掌)(控)(。<br />机)(械)(瓣)(的)(特)(点)(<br />机)(械)(瓣)(最)(大)(的)(优)(点)(是)(耐)(久)(性)(好)(。单)(纯)(从)(实)(验)(数)(据)(上)(看)(,现)(代)(机)(械)(瓣)(的)(理)(论)(使)(用)(寿)(命)(均)(在)(50年)(以)(上)(,因)(此)(使)(用)(寿)(命)(可)(以)(满)(足)(所)(有)(年)(龄)(段)(的)(患)(者)(。<br />另)(外)(,小)(号)(机)(械)(瓣)((如)(19或)(21号)()的)(开)(口)(面)(积)(显)(著)(大)(于)(同)(型)(号)(有)(支)(架)(生)(物)(瓣)(,非)(常)(适)(合)(植)(入)(主)(动)(脉)(瓣)(环)(较)(小)(的)(患)(者)(;机)(械)(瓣)(的)(瓣)(架)(结)(构)(也)(显)(著)(低)(于)(生)(物)(瓣)(,这)(是)(机)(械)(瓣)(的)(另)(外)(两)(个)(优)(点)(。<br />机)(械)(瓣)(最)(大)(的)(不)(足)(是)(需)(要)(终)(生)(抗)(凝)(治)(疗)(,就)(是)(需)(要)(每)(天)(服)(用)(一)(定)(剂)(量)(的)(华)(法)(林)(,并)(根)(据)(抗)(凝)(检)(查)(结)(果)((INR)调)(整)(药)(物)(剂)(量)(。每)(天)(服)(用)(抗)(凝)(药)(一)(方)(面)(是)(比)(较)(麻)(烦)(,另)(一)(方)(面)(药)(物)(调)(整)(不)(到)(位)(容)(易)(发)(生)(出)(血)((抗)(凝)(过)(度)()或)(血)(栓)(形)(成)((抗)(凝)(不)(足)()情)(况)(。<br />当)(抗)(凝)(治)(疗)(中)(的)(患)(者)(发)(生)(内)(脏)(出)(血)((脑)(出)(血)()或)(需)(要)(手)(术)(治)(疗)(时)(,处)(理)(起)(来)(也)(比)(较)(麻)(烦)(。由)(于)(华)(法)(林)(可)(以)(通)(过)(胎)(盘)(导)(致)(胎)(儿)(畸)(形)(,这)(也)(是)(需)(要)(严)(重)(关)(切)(的)(问)(题)(。<br />单)(叶)(瓣)(和)(双)(叶)(瓣)(哪)(种)(好)(?<br />对)(于)(瓣)(环)(较)(大)(的)(患)(者)((特)(别)(是)(主)(动)(脉)(瓣)(环)(),单)(叶)(瓣)(和)(双)(叶)(瓣)(没)(有)(明)(显)(差)(别)(,有)(个)(别)(文)(献)(报)(道)(单)(叶)(瓣)(血)(流)(动)(力)(学)(似)(乎)(更)(符)(合)(生)(理)(要)(求)(。但)(对)(于)(瓣)(环)(较)(小)(患)(者)(,双)(叶)(瓣)(的)(开)(口)(面)(积)(更)(大)(,血)(流)(动)(力)(学)(更)(好)(。<br />从)(抗)(凝)(治)(疗)(上)(讲)(,机)(械)(瓣)(的)(血)(栓)(发)(生)(率)(和)(血)(栓)(发)(生)(后)(果)(,双)(叶)(瓣)(均)(要)(好)(于)(单)(叶)(瓣)(。因)(此)(,临)(床)(上)(双)(叶)(瓣)(的)(使)(用)(率)(显)(著)(高)(于)(单)(叶)(瓣)(,特)(别)(是)(三)(尖)(瓣)(位)(置)(建)(议)(选)(择)(双)(叶)(瓣)(。<br />患)(者)(如)(何)(选)(择)(适)(合)(自)(己)(的)(人)(工)(瓣)(膜)(<br />我)(们)(知)(道)(了)(机)(械)(瓣)(和)(生)(物)(瓣)(的)(各)(自)(特)(点)(,就)(可)(以)(结)(合)(自)(身)(情)(况)(进)(行)(选)(择)(了)(。<br />生)(物)(瓣)(推)(荐)(以)(下)(患)(者)(应)(用)(<br />1、年)(龄)(大)(于)(65岁)(、心)(率)(齐)(、无)(房)(颤)(的)(患)(者)(,特)(别)(是)(大)(于)(70岁)(的)(患)(者)(推)(荐)(生)(物)(瓣)(。对)(于)(年)(龄)(小)(于)(65岁)(,预)(期)(寿)(命)(在)(15-20年)(以)(内)(的)(患)(者)(,也)(推)(荐)(使)(用)(生)(物)(瓣)(。<br />2、手)(术)(后)(希)(望)(生)(育)(小)(孩)(的)(育)(龄)(妇)(女)(患)(者)(。虽)(然)(替)(换)(机)(械)(瓣)(后)(仍)(可)(以)(尝)(试)(应)(用)(肝)(素)(替)(代)(华)(法)(林)(进)(行)(怀)(孕)(,不)(过)(仍)(有)(发)(生)(畸)(形)(和)(出)(血)(、栓)(塞)(风)(险)(。因)(此)(,强)(烈)(建)(议)(准)(备)(怀)(孕)(妇)(女)(选)(择)(生)(物)(瓣)(。<br />3、有)(出)(血)(倾)(向)(患)(者)(推)(荐)(生)(物)(瓣)(。这)(包)(括)(有)(出)(血)(性)(素)(质)(、出)(血)(性)(疾)(病)(、以)(及)(其)(它)(原)(因)(而)(不)(能)(接)(受)(长)(期)(抗)(凝)(治)(疗)(的)(患)(者)(。<br />4、由)(于)(地)(域)(或)(条)(件)(限)(制)(,无)(法)(进)(行)(抗)(凝)(检)(查)(的)(患)(者)(推)(荐)(生)(物)(瓣)(。<br />5、三)(尖)(瓣)(替)(换)(患)(者)(也)(推)(荐)(使)(用)(生)(物)(瓣)(。<br />6、对)(于)(各)(方)(面)(条)(件)(都)(适)(合)(或)(需)(要)(替)(换)(生)(物)(瓣)(,但)(主)(动)(脉)(瓣)(环)(和)(主)(动)(脉)(发)(育)(较)(小)(的)(患)(者)(,可)(以)(考)(虑)(应)(用)(无)(支)(架)(瓣)(膜)(行)(主)(动)(脉)(根)(部)(替)(换)(手)(术)(。<br />机)(械)(瓣)(推)(荐)(以)(下)(患)(者)(应)(用)(<br />1、65岁)(以)(下)(,无)(抗)(凝)(禁)(忌)(的)(年)(轻)(病)(人)(,特)(别)(是)(术)(前)(持)(续)(房)(颤)(和)(多)(瓣)(膜)(病)(变)(患)(者)(。<br />2、不)(适)(合)(植)(入)(生)(物)(瓣)(患)(者)(。如)(主)(动)(脉)(根)(部)(细)(小)(的)(患)(者)(,或)(者)(左)(室)(较)(小)(,左)(室)(流)(出)(道)(不)(宽)(,这)(种)(情)(况)(下)(二)(尖)(瓣)(位)(置)(植)(入)(生)(物)(瓣)(常)(常)(可)(以)(导)(致)(左)(室)(流)(出)(道)(继)(发)(狭)(窄)(,支)(持)(使)(用)(机)(械)(瓣)(膜)(。<br />3、如)(果)(患)(者)(要)(求)(三)(尖)(瓣)(替)(换)(使)(用)(机)(械)(瓣)(,推)(荐)(选)(择)(双)(叶)(瓣)(,避)(免)(使)(用)(单)(叶)(瓣)(。<br />生)(物)(瓣)(和)(机)(械)(瓣)(的)(应)(用)(不)(是)(绝)(对)(的)(,可)(以)(根)(据)(自)(身)(情)(况)(,通)(过)(与)(医)(生)(深)(入)(交)(流)(确)(定)(。在)(国)(外)(一)(半)(以)(上)(的)(换)(瓣)(患)(者)(选)(择)(生)(物)(瓣)(,主)(要)(是)(考)(虑)(生)(活)(质)(量)(较)(高)(,术)(后)(并)(发)(症)(相)(对)(较)(少)(,再)(次)(手)(术)(没)(有)(经)(济)(负)(担)(。<br />而)(国)(内)(正)(好)(相)(反)(,一)(半)(以)(上)(的)(患)(者)(选)(择)(机)(械)(瓣)(,主)(要)(原)(因)(是)(经)(济)(问)(题)(,另)(外)(害)(怕)(二)(次)(手)(术)(也)(是)(原)(因)(之)(一)(。<br />随)(着)(生)(物)(瓣)(技)(术)(的)(逐)(步)(发)(展)(,生)(物)(瓣)(的)(使)(用)(寿)(命)(会)(逐)(渐)(延)(长)(,另)(外)(人)(们)(的)(经)(济)(和)(观)(念)(的)(转)(变)(也)(会)(逐)(步)(提)(高)(生)(物)(瓣)(的)(使)(用)(率)(。<br />关)(注)(健)(康)(,关)(注)(微)(信)(公)(众)(号)(:宝)(仁)(心)(健)(康)(/baorenxin120返)(回)(龙)(虎)(和)(,查)(看)(更)(多)(责)(任)(编)(辑)(:<br />声)(明)(:该)(文)(观)(点)(仅)(代)(表)(作)(者)(本)(人)(,龙)(虎)(和)(号)(系)(信)(息)(发)(布)(平)(台)(,龙)(虎)(和)(仅)(提)(供)(信)(息)(存)(储)(空)(间)(服)(务)(。<br />阅)(读)(()<br />)!

作者:【龙虎和代理】


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