{"id":18099,"date":"2021-03-26T09:33:23","date_gmt":"2021-03-26T09:33:23","guid":{"rendered":"https:\/\/urosassociats.com\/laser-en-urologia\/"},"modified":"2026-02-26T14:38:10","modified_gmt":"2026-02-26T14:38:10","slug":"laser-en-urologia","status":"publish","type":"post","link":"https:\/\/urosassociats.com\/ca\/laser-en-urologia\/","title":{"rendered":"L\u00e0ser en urologia"},"content":{"rendered":"\n<p>La paraula L\u00c0SER deriva de l&#8217;acr\u00f2nim angl\u00e8s (light amplification by stimulated emission of radiation), tradu\u00eft al castell\u00e0 significa &#8220;Llum amplificada per emissi\u00f3 de radiaci\u00f3 estimulada&#8221;. El concepte del l\u00e0ser va n\u00e9ixer amb la teoria d&#8217;Albert Einstein el 1917 sobre l&#8217;emissi\u00f3 d&#8217;energia en estimular diversos components qu\u00edmics.<\/p>\n\n<figure class=\"wp-block-image size-large\"><img decoding=\"async\" width=\"152\" height=\"184\" src=\"https:\/\/urosassociats.com\/wp-content\/uploads\/2021\/03\/image.png\" alt=\"\" class=\"wp-image-16171\"\/><figcaption>Albert Einstein<\/figcaption><\/figure>\n<p>En urologia els dos elements qu\u00edmics que es fan servir amb m\u00e9s freq\u00fc\u00e8ncia per estimular energia s\u00f3n el Holmio, el nom del qual prov\u00e9 de la paraula &#8220;HOLMIA&#8221; (paraula llat\u00ed d&#8217;Estocolm) i el Tuli &#8220;THULE&#8221; (paraula grega d&#8217;Escadin\u00e0via). Tots dos descoberts per Teodor Cleve.<\/p>\n\n<figure class=\"wp-block-image size-large\"><img decoding=\"async\" width=\"107\" height=\"139\" src=\"https:\/\/urosassociats.com\/wp-content\/uploads\/2021\/03\/image-1.png\" alt=\"\" class=\"wp-image-16172\"\/><figcaption>Teodor Cleve<\/figcaption><\/figure>\n<figure class=\"wp-block-image size-large\"><img decoding=\"async\" width=\"92\" height=\"89\" src=\"https:\/\/urosassociats.com\/wp-content\/uploads\/2021\/03\/image-2.png\" alt=\"\" class=\"wp-image-16173\"\/><figcaption>Thulium<\/figcaption><\/figure>\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"93\" height=\"89\" src=\"https:\/\/urosassociats.com\/wp-content\/uploads\/2021\/03\/image-3.png\" alt=\"\" class=\"wp-image-16174\"\/><figcaption>Holmium<\/figcaption><\/figure>\n<p>El primer report sobre l&#8217;\u00fas del l\u00e0ser en urologia en humans va ser descrit per Douglas el 1992 i des d&#8217;aleshores diversos estudis han perm\u00e8s identificar la versatilitat d&#8217;aquesta eina molt \u00fatil dins de l&#8217;arsenal urol\u00f2gic per al tractament de diverses patologies.<\/p>\n\n<p>\n          <strong>Tractament de les litiasis urin\u00e0ries (pedres):<\/strong>\n        <\/p>\n\n<p>La prevalen\u00e7a de la litiasi se situa entorn del 10-15 % de la poblaci\u00f3 mundial. Existeixen diversos m\u00e8todes de tractament, segons la mida, localitzaci\u00f3 i duresa de la litiasi, aix\u00ed com l&#8217; anatomia de la via urin\u00e0ria del pacient. En alguns casos es pot optar per expectan\u00e7a controlant les litiasis renals o si aquestes, estan a nivell de l&#8217;ur\u00e8ter, esperant l&#8217;expulsi\u00f3 espont\u00e0nia de la litiasi, per\u00f2, si aix\u00f2 no s&#8217;aconsegueix es pot valorar la litotr\u00f2pia extracorp\u00f2ria (ones externes que polvoritzen o fragmenten la litiasi) o t\u00e8cniques endourol\u00f2giques m\u00ednimament invasives com la ureterorenosc\u00f2pia o nefrolitotomia percut\u00e0nia,  deixant les t\u00e8cniques laparosc\u00f2piques o rob\u00f2tics per a casos seleccionats o complexos, mentre que el paper de la cirurgia oberta actualment ha quedat relegada, a causa dels beneficis de les t\u00e8cniques m\u00ednimament invasives que ofereixen menys morbiditat i gran efectivitat.<\/p>\n\n<p>En cas d&#8217;optar per t\u00e8cniques endourol\u00f2giques, hi ha l&#8217;avantatge de l&#8217;escassa morbiditat i recuperaci\u00f3 r\u00e0pida per part del pacient, ja que es fan servir instruments molt fins per arribar a la o les litiasis i mitjan\u00e7ant diverses fonts d&#8217;energia s&#8217;aconsegueix fragmentar i\/o polvoritzar-les. Dins de les diverses fonts d&#8217;energia el l\u00e0ser \u00e9s la m\u00e9s vers\u00e0til, ja que es transmet mitjan\u00e7ant fibres molt petites de diversos calibres, que poden passar pels diversos canals de treball i acoblar-se a instruments r\u00edgids i flexibles arribant a localitzacions complexes, la qual cosa no es pot aconseguir amb altres fonts d&#8217;energia (energia mec\u00e0nica o ultras\u00f2nica),  a m\u00e9s l&#8217;energia pot ser modificada per aconseguir un millor efecte sobre la litiasi segons la seva duresa, ja sigui fragmentant-la i posteriorment retirar-la amb petites cistelles o polvoritzar-les per aconseguir l&#8217;expulsi\u00f3 espont\u00e0nia per part del pacient. L&#8217; efectivitat del l\u00e0ser ha estat reconeguda per diverses societats d&#8217; urologia catalogant-la com la millor eina per al tractament de les litiasis renals.<\/p>\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"220\" height=\"176\" src=\"https:\/\/urosassociats.com\/wp-content\/uploads\/2021\/03\/image-4.png\" alt=\"\" class=\"wp-image-16175\"\/><figcaption>\n          <em>T\u00e8cnica d&#8217;ureterosc\u00f2pia per a la fragmentaci\u00f3\/pulveritzaci\u00f3 de litiasi urin\u00e0ria<\/em>\n        <\/figcaption><\/figure>\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"157\" height=\"156\" src=\"https:\/\/urosassociats.com\/wp-content\/uploads\/2021\/03\/image-5.png\" alt=\"\" class=\"wp-image-16176\" srcset=\"https:\/\/urosassociats.com\/wp-content\/uploads\/2021\/03\/image-5.png 157w, https:\/\/urosassociats.com\/wp-content\/uploads\/2021\/03\/image-5-150x150.png 150w, https:\/\/urosassociats.com\/wp-content\/uploads\/2021\/03\/image-5-65x65.png 65w, https:\/\/urosassociats.com\/wp-content\/uploads\/2021\/03\/image-5-100x100.png 100w\" sizes=\"(max-width: 157px) 100vw, 157px\" \/><figcaption>\n          <em>T\u00e8cnica d&#8217;ureterosc\u00f2pia per a la fragmentaci\u00f3\/pulveritzaci\u00f3 de litiasi urin\u00e0ria<\/em>\n        <\/figcaption><\/figure>\n<p>\n          <strong>Tractament dels s\u00edmptomes del tram urinari inferior (STUI):<\/strong>\n        <\/p>\n\n<p>Els STUI derivats del creixement benigne de pr\u00f2stata poden requerir tractament m\u00e8dic i en certes situacions poden requerir tractament quir\u00fargic, el qual cl\u00e0ssicament consisteix en cirurgia endosc\u00f2pica a trav\u00e9s de la uretra (resecci\u00f3 uretral amb energia mono o bipolar) sobretot en pr\u00f2states menors a 60 grams de mida i en alguns casos mitjan\u00e7ant cirurgia oberta (Adenomectomia transvesical o retrop\u00fabica) en pr\u00f2states majors de 60 grams o amb litiasi vesical (bufeta) associada,  deixant la cirurgia laparosc\u00f2pica o rob\u00f2tica per a casos complexos. No obstant aix\u00f2, el l\u00e0ser per a tractament del creixement benigne de pr\u00f2stata va ser descrit per Gilling el 1998 i des d&#8217; aleshores est\u00e0 t\u00e8cnica s&#8217; ha popularitzat i \u00e9s aplicable en volums de pr\u00f2stata superiors als que abastables mitjan\u00e7ant RTU, demostrant en diversos estudis comparatius amb la resecci\u00f3 amb energia mono o bipolar i la cirurgia oberta disminuir el temps de necessitat de sonda vesical despr\u00e9s del procediment,  menor temps d&#8217; hospitalitzaci\u00f3, menor sagnat. q\u00fcestionaris de satisfacci\u00f3 elevats en els pacients operats amb aquesta t\u00e8cnica i efectes duradors de la millora de s\u00edmptomes, la qual cosa fa que actualment se situ\u00ef com una opci\u00f3 efectiva i duradora per al creixement de pr\u00f2stata benigne que requereixi cirurgia.<\/p>\n\n<figure class=\"wp-block-image size-large is-resized\"><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/urosassociats.com\/wp-content\/uploads\/2021\/03\/image-6.png\" alt=\"\" class=\"wp-image-16177\" width=\"245\" height=\"144\"\/><figcaption>T\u00e8cnica d&#8217;HOLEP, consisteix en l&#8217;extracci\u00f3 de l&#8217;adenoma de pr\u00f2stata que obstrueix la uretra, per aconseguir una millor micci\u00f3 &#8220;com treure-li la polpa a la taronja&#8221;<\/figcaption><\/figure>\n<p><strong>Tumor de vies urin\u00e0ries altes:<\/strong> <\/p>\n\n<p>Aquesta malaltia t\u00e9 una prevalen\u00e7a molt baixa entre un 5-10%, per\u00f2, l&#8217;impacte que pot produir en els pacients que la pateixen \u00e9s molt alta, ja que generalment implica l&#8217;extirpaci\u00f3 del rony\u00f3 i ur\u00e8ter afectat. No obstant aix\u00f2, en casos seleccionats \u00e9s possible realitzar el tractament efectiu mitjan\u00e7ant ablaci\u00f3 amb l\u00e0ser, evitant l&#8217; extirpaci\u00f3 i la possible insufici\u00e8ncia renal ocasionada per aquests procediments tan radicals. \u00c9s important diferenciar aquest tipus de tumors d&#8217;aquells tumors del rony\u00f3 que deuen en el teixit del mateix, ja que el tumor de vies s&#8217;origina en l&#8217;entapissat interior de les vies urin\u00e0ries altes.<\/p>\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"146\" height=\"171\" src=\"https:\/\/urosassociats.com\/wp-content\/uploads\/2021\/03\/image-7.png\" alt=\"\" class=\"wp-image-16178\"\/><figcaption>Radiografia amb contrast de via urin\u00e0ria on s&#8217; observa un tumor de via.<\/figcaption><\/figure>\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"100\" height=\"285\" src=\"https:\/\/urosassociats.com\/wp-content\/uploads\/2021\/03\/image-8.png\" alt=\"\" class=\"wp-image-16179\"\/><figcaption>Ablaci\u00f3 amb l\u00e0ser de tumor vies urin\u00e0ries altes.<\/figcaption><\/figure>\n<p>\n          <strong>Tumor de bufeta:<\/strong>\n        <\/p>\n\n<p>Els tumors de bufeta s\u00f3n lesions que requereixen extirpaci\u00f3, el m\u00e8tode m\u00e9s habitual \u00e9s la resecci\u00f3 endosc\u00f2pica mitjan\u00e7ant energia monopolar o bipolar, la qual cosa permet l&#8217; extirpaci\u00f3 en fragments del tumor per realitzar l&#8217; estudi anatomopatol\u00f2gic i identificar-ne el tipus de lesi\u00f3 i profunditat. Recentment s&#8217; est\u00e0 estudiant un tipus de resecci\u00f3 diferent denominada resecci\u00f3 en bloc, amb la qual cosa s&#8217; extirpa tot el tumor en la seva totalitat i no en fragments, amb la qual cosa s&#8217; aconsegueix una an\u00e0lisi m\u00e9s certa de la pe\u00e7a quir\u00fargica, essent una de les eines estudiades el l\u00e0ser, amb la qual cosa es pot aconseguir l&#8217; extirpaci\u00f3 en bloc abans esmentada,  no obstant aix\u00f2 aquest procediment encara est\u00e0 en estudi, per la qual cosa encara no est\u00e0 estandarditzat.<\/p>\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"264\" height=\"162\" src=\"https:\/\/urosassociats.com\/wp-content\/uploads\/2021\/03\/image-9.png\" alt=\"\" class=\"wp-image-16180\"\/><figcaption>Extirpaci\u00f3 en bloc del tumor vesical mitjan\u00e7ant l\u00e0ser<\/figcaption><\/figure>\n<p>\n          <strong>Estenosi d&#8217; uretra:<\/strong>\n        <\/p>\n\n<p>L&#8217; estenosi d&#8217; uretra consisteix en un estrenyiment a nivell de conducte de l&#8217; orina que comunica la bufeta amb l&#8217; exterior, si l&#8217; estenosi porta repercussi\u00f3 en el pacient es considera que ha de ser tractada i el m\u00e8tode amb el qual es realitzi es decideix segons la localitzaci\u00f3 i longitud de la mateixa. En cas d&#8217;optar pel tractament endosc\u00f2pic, aix\u00f2 es realitza mitjan\u00e7ant un instrument denominat uretrotom que porta un ganivet amb la finalitat de tallar l&#8217;\u00e0rea esten\u00f2tica, per al seu \u00fas es requereix passar aquest instrument a trav\u00e9s de la uretra per\u00f2 en certes circumst\u00e0ncies el passatge d&#8217;aquest instrument est\u00e0 contraindicat (per exemple pacients amb esf\u00ednter artificial per incontin\u00e8ncia),  per la qual cosa es pot realitzar la uretrotomia amb instruments m\u00e9s fins i emprant el l\u00e0ser per realitzar el tall de l&#8217; estenosi.<\/p>\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"425\" height=\"142\" src=\"https:\/\/urosassociats.com\/wp-content\/uploads\/2021\/03\/image-10.png\" alt=\"\" class=\"wp-image-16181\" srcset=\"https:\/\/urosassociats.com\/wp-content\/uploads\/2021\/03\/image-10.png 425w, https:\/\/urosassociats.com\/wp-content\/uploads\/2021\/03\/image-10-300x100.png 300w\" sizes=\"(max-width: 425px) 100vw, 425px\" \/><figcaption>Obertura amb l\u00e0ser &#8220;Uretrotomia l\u00e0ser&#8221; d&#8217;estenosi d&#8217;uretra<\/figcaption><\/figure>\n<p>\n          <strong>Estenosi d&#8217; ur\u00e8ter:<\/strong>\n        <\/p>\n\n<p>L&#8217; estenosi d&#8217; ur\u00e8ter consisteix en un estrenyiment a l&#8217; ur\u00e8ter, el qual \u00e9s un conducte que comunica el rony\u00f3 amb la bufeta. Segons la localitzaci\u00f3 i longitud de la mateixa aquesta pot ser tractada de forma efectiva mitjan\u00e7ant abordatge endosc\u00f2pic per a l&#8217; obertura de l&#8217; estenosi amb l\u00e0ser.  <\/p>\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"227\" height=\"168\" src=\"https:\/\/urosassociats.com\/wp-content\/uploads\/2021\/03\/image-11.png\" alt=\"\" class=\"wp-image-16182\"\/><figcaption>Obertura amb l\u00e0ser &#8220;Ureterotomia l\u00e0ser&#8221; d&#8217;estenosi d&#8217;ureteral.<\/figcaption><\/figure>\n<p>\n          <strong>Conclusions:<\/strong>\n        <\/p>\n\n<p>El l\u00e0ser en urologia \u00e9s una eina vers\u00e0til que ens permet realitzar el tractament de diverses patologies en urologia, per\u00f2, cal ressaltar que \u00e9s molt important la selecci\u00f3 dels casos a ser tractats mitjan\u00e7ant aquesta tecnologia i l&#8217; experi\u00e8ncia del cirurgi\u00e0 que la utilitzi per aconseguir els resultats desitjats evitant les possibles complicacions d&#8217; aquests tractaments. Aquesta tecnologia per si sola no garanteix l&#8217;\u00e8xit de les cirurgia , cal una correcta valoraci\u00f3 del problema, l&#8217;\u00fas correcte dels instruments i eines i l&#8217;experi\u00e8ncia de l&#8217;equip que l&#8217;assisteix per resoldre correctament el problema<\/p>\n\n<p>A <strong><u>Uros Associats<\/u> <\/strong>comptem amb una gran personal entrenat i qualificat en l&#8217;\u00fas del l\u00e0ser per a les diverses patologies urol\u00f2giques, per la qual cosa, si vost\u00e8 desitja una valoraci\u00f3 sobre qualsevol problema urol\u00f2gic, estarem encantats d&#8217;atendre&#8217;l i orientar-lo amb la finalitat d&#8217;ajudar-lo.<\/p>\n\n<p>\n          <strong>Dr. Andr\u00e9s Koey Kanashiro Azabache<\/strong>\n          <br\/><em>Uros Associats<\/em>\n        <\/p>\n","protected":false},"excerpt":{"rendered":"<p>La paraula L\u00c0SER deriva de l&#8217;acr\u00f2nim angl\u00e8s (light amplification by stimulated emission of radiation), tradu\u00eft al castell\u00e0 significa &#8220;Llum amplificada per emissi\u00f3 de radiaci\u00f3 estimulada&#8221;. El concepte del l\u00e0ser va n\u00e9ixer amb la teoria d&#8217;Albert Einstein el 1917 sobre l&#8217;emissi\u00f3 d&#8217;energia en estimular diversos components qu\u00edmics. En urologia els dos elements qu\u00edmics que es fan&#8230;<\/p>\n","protected":false},"author":3,"featured_media":0,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[275,276,277,278,279],"tags":[280,281,282,283,284,285,286,274,287],"class_list":["post-18099","post","type-post","status-publish","format-standard","hentry","category-cirurgia","category-laser","category-litiasi","category-oncologia","category-urologia","tag-cirurgia","tag-holep","tag-laser","tag-litiasis-ca","tag-piedras-ca","tag-rinon-ca","tag-ureter-ca","tag-urologia-ca","tag-uros-associats-ca"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v25.9 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>L\u00e0ser en urologia: tecnologia avan\u00e7ada &#8211; Uros Associats<\/title>\n<meta name=\"description\" content=\"Tractaments amb l\u00e0ser en urologia: cirurgia m\u00ednimament invasiva per a pr\u00f2stata, c\u00e0lculs renals i altres patologies urin\u00e0ries.\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/urosassociats.com\/ca\/laser-en-urologia\/\" \/>\n<meta property=\"og:locale\" content=\"ca_ES\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"L\u00e0ser en urologia: tecnologia avan\u00e7ada &#8211; 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