{"id":14872,"date":"2026-06-15T12:30:22","date_gmt":"2026-06-15T04:30:22","guid":{"rendered":"https:\/\/fotonmedix.com\/"},"modified":"2026-06-15T12:30:22","modified_gmt":"2026-06-15T04:30:22","slug":"pulse-modulation-optimization-restricts-micro-bending-power-losses-in-high-frequency-lithotripsy","status":"publish","type":"post","link":"https:\/\/fotonmedix.com\/pt\/pulse-modulation-optimization-restricts-micro-bending-power-losses-in-high-frequency-lithotripsy.html\/","title":{"rendered":"A otimiza\u00e7\u00e3o da modula\u00e7\u00e3o de impulsos limita as perdas de pot\u00eancia por microflex\u00e3o na litotripsia de alta frequ\u00eancia"},"content":{"rendered":"<p class=\"wp-block-paragraph\">A principal falha operacional durante a cirurgia intrarrenal retr\u00f3grada flex\u00edvel (RIRS) para c\u00e1lculos caliciais impactados \u00e9 a degrada\u00e7\u00e3o da transmiss\u00e3o \u00f3tica causada por tens\u00f5es extremas de microflex\u00e3o no interior do endosc\u00f3pio flex\u00edvel. Quando um condutor de transmiss\u00e3o de laser \u00e9 submetido a uma deflex\u00e3o f\u00edsica severa \u2014 frequentemente superior a 270 graus no polo inferior profundo do rim \u2014, o \u00e2ngulo cr\u00edtico para a reflex\u00e3o total interna no n\u00facleo de s\u00edlica \u00e9 alterado. Esta altera\u00e7\u00e3o estrutural obriga uma parte dos fot\u00f5es do laser a escapar para o revestimento circundante e para a bainha protetora, convertendo a energia \u00f3tica perdida em calor intenso e localizado. Este ac\u00famulo t\u00e9rmico localizado pode derreter a bainha da fibra e destruir o canal de trabalho do endosc\u00f3pio. Resolver este dilema de engenharia e cl\u00ednico requer a combina\u00e7\u00e3o de uma geometria de n\u00facleo ultraflex\u00edvel com a emiss\u00e3o de pulsos modulados, para alcan\u00e7ar uma abla\u00e7\u00e3o eficiente de c\u00e1lculos em limiares t\u00e9rmicos mais baixos e mais seguros.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Especifica\u00e7\u00f5es fotot\u00e9rmicas avan\u00e7adas<\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>N\u00facleo de Transmiss\u00e3o de Abertura<\/strong>: Vidro de s\u00edlica de alta pureza, otimizado para a propaga\u00e7\u00e3o de impulsos de laser de holmio de pico elevado sob deflex\u00e3o elevada.<\/li>\n\n\n\n<li><strong>Conten\u00e7\u00e3o de impacto cin\u00e9tico<\/strong>: Emiss\u00e3o com largura de pulso prolongada, que converte as ondas de choque mec\u00e2nicas num vetor de vaporiza\u00e7\u00e3o t\u00e9rmica suave.<\/li>\n\n\n\n<li><strong>Irriga\u00e7\u00e3o, Hidrodin\u00e2mica, Fluidez<\/strong>: Perfil f\u00edsico ultrafino que preserva a \u00e1rea da sec\u00e7\u00e3o transversal do canal, garantindo o m\u00e1ximo volume de irriga\u00e7\u00e3o.<\/li>\n<\/ul>\n\n\n\n<h2 class=\"wp-block-heading\">Cin\u00e9tica da deposi\u00e7\u00e3o intracorp\u00f3rea de poeira atrav\u00e9s de perfis de pot\u00eancia de pico atenuados<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">A remo\u00e7\u00e3o completa de c\u00e1lculos renais complexos atrav\u00e9s da litotripsia a laser de holmium requer o controlo da rela\u00e7\u00e3o f\u00edsica entre a energia do laser, a absor\u00e7\u00e3o de \u00e1gua e a estrutura do c\u00e1lculo. Os c\u00e1lculos urin\u00e1rios s\u00e3o estruturas complexas compostas por camadas minerais cristalinas ligadas entre si por uma matriz de mucoprote\u00ednas. O objetivo cl\u00ednico durante os procedimentos endourol\u00f3gicos modernos \u00e9 utilizar impulsos de laser de alta frequ\u00eancia para fragmentar estes blocos minerais densos diretamente em p\u00f3 fino e microgranular, eliminando o risco de fragmentos pontiagudos ficarem presos no ureter.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Os m\u00e9todos tradicionais de aplica\u00e7\u00e3o de laser de pulso curto apresentam frequentemente desvantagens mec\u00e2nicas significativas quando utilizados no interior da delicada pelve renal. Os pulsos curtos de laser libertam energia em rajadas breves e de alta energia, criando uma onda de choque mec\u00e2nica violenta quando a energia atinge o c\u00e1lculo. Este impacto cin\u00e9tico provoca uma retropuls\u00e3o severa do c\u00e1lculo, afastando-o da ponta da fibra e empurrando-o para mais profundamente nos c\u00e1lices renais, ao mesmo tempo que o fragmenta em peda\u00e7os grandes e pontiagudos que exigem a remo\u00e7\u00e3o manual com cestos de extra\u00e7\u00e3o.<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>[Emiss\u00e3o de pulso curto] \u2500\u2500\u2500\u25ba Elevada pot\u00eancia de pico \u2500\u2500\u2500\u25ba Onda de choque cin\u00e9tica \u2500\u2500\u2500\u25ba Retropuls\u00e3o\n \u2502\n \u25bc\n [Pedra em movimento \/ Elevado risco de desvio]\n\n[Aplica\u00e7\u00e3o de pulso longo no alvo]  \u2500\u2500\u2500\u25ba Baixa pot\u00eancia de pico  \u2500\u2500\u2500\u25ba Vaporiza\u00e7\u00e3o t\u00e9rmica \u2500\u2500\u2500\u25ba P\u00f3 de c\u00e1lculos com menos de 1 mm\n \u2502\n \u25bc\n [Zona de elimina\u00e7\u00e3o est\u00e1vel de fragmentos]\n<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">A utiliza\u00e7\u00e3o de uma configura\u00e7\u00e3o ajustada de laser de holmium de pulso longo altera fundamentalmente esta din\u00e2mica de abla\u00e7\u00e3o. Ao prolongar a dura\u00e7\u00e3o de cada pulso, o sistema reduz a pot\u00eancia de pico, mantendo simultaneamente a energia total emitida ($J$). Em vez de infligir um impacto f\u00edsico violento, o pulso prolongado transfere energia de forma suave para as microbolhas de \u00e1gua retidas no interior da rede cristalina do c\u00e1lculo.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">A \u00e1gua vaporiza-se instantaneamente, criando uma expans\u00e3o fotot\u00e9rmica suave que decomp\u00f5e as camadas superficiais da pedra em p\u00f3 com dimens\u00f5es inferiores a um mil\u00edmetro. Esta dissolu\u00e7\u00e3o controlada mant\u00e9m a pedra alvo completamente est\u00e1vel na ponta da fibra, permitindo uma abla\u00e7\u00e3o cont\u00ednua e reduzindo significativamente a dura\u00e7\u00e3o total do procedimento.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Para conduzir esta energia com seguran\u00e7a para os espa\u00e7os caliciais totalmente desviados, o sistema de transmiss\u00e3o deve ser o mais fino e flex\u00edvel poss\u00edvel. A utiliza\u00e7\u00e3o de uma fibra \u00f3tica m\u00e9dica de 272um proporciona o perfil fino e altamente flex\u00edvel necess\u00e1rio para passar sem dificuldades pelos canais de trabalho estreitos e curvos dos modernos ureterosc\u00f3pios digitais. Um di\u00e2metro do n\u00facleo de 272 \u00b5m reduz significativamente o atrito f\u00edsico no interior do canal do endosc\u00f3pio, permitindo que o instrumento mantenha toda a sua amplitude de flex\u00e3o.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Esta flexibilidade permite ao operador aceder e tratar c\u00e1lculos nos c\u00e1lices do polo inferior sem exercer press\u00e3o mec\u00e2nica sobre os cabos de orienta\u00e7\u00e3o internos do endosc\u00f3pio, protegendo assim o equipamento dispendioso do desgaste prematuro e de danos estruturais.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Prote\u00e7\u00e3o do equipamento endosc\u00f3pico atrav\u00e9s da estabiliza\u00e7\u00e3o do micro-n\u00facleo<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">O controlo das perdas de energia durante a pulveriza\u00e7\u00e3o de pedra a alta frequ\u00eancia depende em grande medida do tamanho f\u00edsico e do alinhamento do n\u00facleo da fibra. A flexibilidade de uma fibra \u00e9 inversamente proporcional \u00e0 quarta pot\u00eancia do di\u00e2metro do seu n\u00facleo, o que significa que mesmo pequenas redu\u00e7\u00f5es na espessura da fibra resultam em melhorias significativas na flexibilidade de curvatura.<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>Di\u00e2metro do n\u00facleo de 365 \u00b5m \u2500\u2500\u2500\u25ba Elevada rigidez \u2500\u2500\u2500\u25ba Limita a deflex\u00e3o do endosc\u00f3pio \u2500\u2500\u2500\u25ba Elevada perda de energia por microflex\u00e3o\nDi\u00e2metro do n\u00facleo de 272 \u00b5m \u2500\u2500\u2500\u25ba Ultra-flex\u00edvel \u2500\u2500\u2500\u25ba Preserva a deflex\u00e3o total  \u2500\u2500\u2500\u25ba Reflex\u00e3o interna total ideal\n<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">Quando se utiliza uma fibra \u00f3tica m\u00e9dica ultraflex\u00edvel de 272 \u00b5m em vez de alternativas mais espessas, o n\u00facleo de s\u00edlica suporta facilmente curvas apertadas sem que haja fuga de luz atrav\u00e9s da camada de revestimento. Esta configura\u00e7\u00e3o est\u00e1vel garante que a energia do laser de holmio permane\u00e7a focada de forma segura no centro do n\u00facleo da fibra, evitando picos de calor localizados que podem queimar o revestimento da fibra e destruir o canal de trabalho do endosc\u00f3pio.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Esta transmiss\u00e3o de energia melhorada permite aos operadores cl\u00ednicos utilizar configura\u00e7\u00f5es de pulveriza\u00e7\u00e3o de alta frequ\u00eancia com seguran\u00e7a durante longos per\u00edodos, mantendo um excelente desempenho na abla\u00e7\u00e3o de pedra e garantindo a seguran\u00e7a do equipamento em funcionamento.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Registo de Casos Cl\u00ednicos: Desagrega\u00e7\u00e3o por alta frequ\u00eancia de um c\u00e1lculo ureteral superior impactado<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Os dados cl\u00ednicos abaixo destacam um procedimento bem-sucedido de litotripsia a laser de holmio realizado com o sistema FotonMedix LaserMedix 3000U5, demonstrando uma fragmenta\u00e7\u00e3o eficiente de c\u00e1lculos em posi\u00e7\u00f5es anat\u00f3micas apertadas e totalmente desviadas.<\/p>\n\n\n\n<figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><thead><tr><td><strong>Par\u00e2metro cl\u00ednico<\/strong><\/td><td><strong>Indicadores de desempenho dos pacientes<\/strong><\/td><\/tr><\/thead><tbody><tr><td><strong>Perfil do doente<\/strong><\/td><td>Mulher de 51 anos<\/td><\/tr><tr><td><strong>Refer\u00eancia patol\u00f3gica<\/strong><\/td><td>C\u00e1lculo denso de 11 mm impactado na jun\u00e7\u00e3o ureterop\u00e9lvica (UPJ)<\/td><\/tr><tr><td><strong>Densidade da composi\u00e7\u00e3o<\/strong><\/td><td>Mistura de oxalato de c\u00e1lcio di-hidratado (Medida por TC: 1050 unidades de Hounsfield)<\/td><\/tr><tr><td><strong>Sistema de emiss\u00e3o de laser<\/strong><\/td><td>N\u00facleo de laser de h\u00f3lmio de pulso longo modulado<\/td><\/tr><tr><td><strong>Dimens\u00e3o do n\u00facleo da fibra<\/strong><\/td><td>Fibra \u00f3tica m\u00e9dica com n\u00facleo de s\u00edlica de alta pureza de 272 \u00b5m<\/td><\/tr><tr><td><strong>Energia administrada por pulso<\/strong><\/td><td>Configura\u00e7\u00e3o de baixa energia: 0,4 joules<\/td><\/tr><tr><td><strong>Sele\u00e7\u00e3o da frequ\u00eancia de pulso<\/strong><\/td><td>Configura\u00e7\u00e3o de alta frequ\u00eancia de 50 Hertz<\/td><\/tr><tr><td><strong>Pot\u00eancia operacional total<\/strong><\/td><td>Sa\u00edda regulada de 20 Watts<\/td><\/tr><tr><td><strong>Energia acumulada fornecida<\/strong><\/td><td>6 400 joules de energia total administrada durante a sess\u00e3o<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<h3 class=\"wp-block-heading\">Cronograma de avalia\u00e7\u00e3o p\u00f3s-operat\u00f3ria<\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Estado intraoperat\u00f3rio<\/strong>: O endosc\u00f3pio flex\u00edvel conseguiu um posicionamento anat\u00f3mico perfeito, sem qualquer resist\u00eancia no canal; o c\u00e1lculo foi pulverizado no local, sem qualquer retropuls\u00e3o ou movimento.<\/li>\n\n\n\n<li><strong>1.\u00ba dia p\u00f3s-operat\u00f3rio<\/strong>: A radiografia simples confirma a remo\u00e7\u00e3o completa da massa lit\u00edfera prim\u00e1ria; as part\u00edculas residuais t\u00eam menos de 1 mm; o doente refere um baixo n\u00edvel de dor, de 2\/10, com a utiliza\u00e7\u00e3o de analg\u00e9sicos orais.<\/li>\n\n\n\n<li><strong>4.\u00aa semana p\u00f3s-operat\u00f3ria<\/strong>: A ecografia de acompanhamento confirma a elimina\u00e7\u00e3o total de todas as part\u00edculas de p\u00f3 residuais; aus\u00eancia total de sinais de hidronefrose ou estenoses ureterais; restabelecimento do fluxo urin\u00e1rio normal.<\/li>\n<\/ul>\n\n\n\n<h2 class=\"wp-block-heading\">Melhorar a consist\u00eancia da abla\u00e7\u00e3o atrav\u00e9s de t\u00e9cnicas de \u00abpintura\u00bb cont\u00ednua<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Para se conseguir uma vaporiza\u00e7\u00e3o eficiente e completa de c\u00e1lculos duros, \u00e9 necess\u00e1rio combinar as configura\u00e7\u00f5es do laser de pulso longo com uma t\u00e9cnica de movimenta\u00e7\u00e3o manual e sistem\u00e1tica na interface com o c\u00e1lculo. Durante um procedimento de litotripsia com laser de holmio, o operador alinha a ponta da fibra \u00f3tica m\u00e9dica de 272 \u00b5m com a superf\u00edcie exterior do c\u00e1lculo, sob visualiza\u00e7\u00e3o digital direta.<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>                  [Ponta de fibra Advance de 272um]\n \u2502\n \u25bc\n [Movimento cont\u00ednuo de pintura] \u2500\u2500\u2500\u25ba Percorre a superf\u00edcie da pedra de um lado para o outro\n \u2502\n \u25bc\n  [Campo de microbolhas de vapor]   \u2500\u2500\u2500\u25ba Dissolve suavemente a crosta superficial\n \u2502\n \u25bc\n  [Remo\u00e7\u00e3o espont\u00e2nea de p\u00f3] \u2500\u2500\u2500\u25ba Elimina a necessidade de cestos de extra\u00e7\u00e3o\n<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">Movimentar a ponta da fibra com um movimento constante, de um lado para o outro, como se estivesse a pintar, ao longo da superf\u00edcie da pedra, garante que a energia do laser dissolva o c\u00e1lculo de forma uniforme, camada a camada. \u00c0 medida que a energia pulsada interage com a superf\u00edcie da pedra, cria-se um campo de vapor localizado que decomp\u00f5e a camada mineral dura diretamente num sedimento fino, que \u00e9 continuamente eliminado do rim pelo l\u00edquido de irriga\u00e7\u00e3o.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Esta abordagem sistem\u00e1tica de pulveriza\u00e7\u00e3o evita que a pedra se frature em peda\u00e7os grandes e irregulares, eliminando a necessidade de etapas tediosas de recupera\u00e7\u00e3o com cesto. Como a energia t\u00e9rmica fica confinada numa zona estreita de 0,4 mm na ponta da fibra, as paredes ureterais circundantes e o tecido mucoso sens\u00edvel ficam totalmente protegidos contra danos acidentais causados pelo calor. Este controlo preciso proporciona aos gestores de aquisi\u00e7\u00f5es m\u00e9dicas B2B uma solu\u00e7\u00e3o altamente fi\u00e1vel e econ\u00f3mica que reduz a dura\u00e7\u00e3o dos procedimentos e otimiza os padr\u00f5es de seguran\u00e7a dos doentes.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Perguntas frequentes sobre quest\u00f5es t\u00e9cnicas e de aquisi\u00e7\u00f5es<\/h2>\n\n\n\n<h3 class=\"wp-block-heading\">De que forma o di\u00e2metro do n\u00facleo da fibra de 272 \u00b5m melhora o fluxo da irriga\u00e7\u00e3o salina em compara\u00e7\u00e3o com uma fibra de 365 \u00b5m?<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">No interior de um canal de trabalho padr\u00e3o de 3,6 French de um ureterosc\u00f3pio flex\u00edvel, uma fibra \u00f3tica m\u00e9dica de 272 \u00b5m ocupa significativamente menos espa\u00e7o na sec\u00e7\u00e3o transversal do que uma fibra de 365 \u00b5m. Esta diferen\u00e7a de dimens\u00e3o deixa mais de 40% de \u00e1rea livre no interior do canal, permitindo um fluxo muito maior de solu\u00e7\u00e3o salina de irriga\u00e7\u00e3o. Este aumento do fluxo \u00e9 essencial para manter o campo cir\u00fargico livre de p\u00f3 de c\u00e1lculos e para arrefecer a pelve renal durante procedimentos de remo\u00e7\u00e3o de p\u00f3 a alta frequ\u00eancia.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Por que raz\u00e3o um laser de holmio de pulso longo modulado reduz o risco de carboniza\u00e7\u00e3o da ponta da fibra?<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">As configura\u00e7\u00f5es tradicionais de impulsos curtos fornecem energia em rajadas repentinas de picos elevados que geram calor intenso e localizado, o que pode derreter rapidamente a ponta da fibra e fazer com que res\u00edduos de tecido adiram ao vidro.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">As configura\u00e7\u00f5es de pulso longo modulado distribuem a energia do laser ao longo de um per\u00edodo de tempo mais prolongado, reduzindo a temperatura de pico na ponta. Esta transmiss\u00e3o mais suave da energia evita o sobreaquecimento do vidro e reduz a carboniza\u00e7\u00e3o dos tecidos, garantindo uma transmiss\u00e3o consistente da pot\u00eancia do laser ao longo de tratamentos prolongados.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Que protocolos de inspe\u00e7\u00e3o deve a equipa cl\u00ednica seguir antes de inserir uma fibra de 272um num endosc\u00f3pio flex\u00edvel?<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">Antes da inser\u00e7\u00e3o, o pessoal deve inspecionar todo o comprimento da fibra de 272 \u00b5m para detetar eventuais fissuras vis\u00edveis, tor\u00e7\u00f5es ou defeitos no isolamento, utilizando uma lupa padr\u00e3o. O endosc\u00f3pio deve ser mantido completamente reto durante o processo de inser\u00e7\u00e3o, para evitar que a ponta da fibra fique presa e perfure o revestimento do canal interno. Por fim, o conector laser SMA-905 deve ser verificado com uma ferramenta de inspe\u00e7\u00e3o de fibras para garantir que est\u00e1 limpo e isento de p\u00f3 ou \u00f3leos, evitando reflex\u00f5es de energia que possam danificar as portas de alinhamento internas do sistema laser.<\/p>","protected":false},"excerpt":{"rendered":"<p>The primary operational failure during flexible retrograde intrarenal surgery (RIRS) for impacted calyceal calculi is the degradation of optical transmission caused by extreme micro-bending stress within the flexible endoscope. When a laser transmission conduit is subjected to severe physical deflection\u2014often exceeding 270 degrees in the deep lower pole of the kidney\u2014the critical angle for internal [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"themepark_post_bcolor":"#f5f5f5","themepark_post_width":"1022px","themepark_post_img":"","themepark_post_img_po":"left","themepark_post_img_re":false,"themepark_post_img_cover":false,"themepark_post_img_fixed":false,"themepark_post_hide_title":false,"themepark_post_main_b":"","themepark_post_main_p":100,"themepark_paddingblock":false,"footnotes":""},"categories":[19],"tags":[],"class_list":["post-14872","post","type-post","status-publish","format-standard","hentry","category-industry-news"],"metadata":{"_edit_lock":["1781146276:1"],"_edit_last":["1"],"_aioseo_title":["Long Pulse Holmium Laser Dusting Eliminates Stone Retropulsion"],"_aioseo_description":["See how combining a long-pulse holmium laser with an ultra-flexible 272um medical optical fiber optimizes stone dusting while protecting flexible endoscopes."],"_aioseo_keywords":["a:0:{}"],"_aioseo_og_title":[""],"_aioseo_og_description":[""],"_aioseo_og_article_section":[""],"_aioseo_og_article_tags":["a:0:{}"],"_aioseo_twitter_title":[""],"_aioseo_twitter_description":[""],"catce":["sidebar-widgets4"],"wpil_sync_report3":["1"],"views":["44"]},"aioseo_notices":[],"aioseo_head":"\n\t\t<!-- All in One SEO Pro 4.9.8 - aioseo.com -->\n\t<meta name=\"description\" content=\"See how combining a long-pulse holmium laser with an ultra-flexible 272um medical optical fiber optimizes stone dusting while protecting flexible endoscopes.\" \/>\n\t<meta name=\"robots\" content=\"max-image-preview:large\" \/>\n\t<meta name=\"author\" content=\"fengmaiadmin\"\/>\n\t<link rel=\"canonical\" href=\"https:\/\/fotonmedix.com\/pt\/pulse-modulation-optimization-restricts-micro-bending-power-losses-in-high-frequency-lithotripsy.html\/\" \/>\n\t<meta name=\"generator\" content=\"All in One SEO Pro (AIOSEO) 4.9.8\" \/>\n\t\t<meta property=\"og:locale\" content=\"pt_PT\" \/>\n\t\t<meta property=\"og:site_name\" content=\"FotonMedix |\" \/>\n\t\t<meta property=\"og:type\" content=\"article\" \/>\n\t\t<meta property=\"og:title\" content=\"Long Pulse Holmium Laser Dusting Eliminates Stone Retropulsion\" \/>\n\t\t<meta property=\"og:description\" content=\"See how combining a long-pulse holmium laser with an ultra-flexible 272um medical optical fiber optimizes stone dusting while protecting flexible endoscopes.\" \/>\n\t\t<meta property=\"og:url\" content=\"https:\/\/fotonmedix.com\/pt\/pulse-modulation-optimization-restricts-micro-bending-power-losses-in-high-frequency-lithotripsy.html\/\" \/>\n\t\t<meta property=\"article:published_time\" content=\"2026-06-15T04:30:22+00:00\" \/>\n\t\t<meta property=\"article:modified_time\" content=\"2026-06-15T04:30:22+00:00\" \/>\n\t\t<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n\t\t<meta name=\"twitter:title\" content=\"Long Pulse Holmium Laser Dusting Eliminates Stone Retropulsion\" \/>\n\t\t<meta name=\"twitter:description\" content=\"See how combining a long-pulse holmium laser with an ultra-flexible 272um medical optical fiber optimizes stone dusting while protecting flexible endoscopes.\" \/>\n\t\t<script type=\"application\/ld+json\" class=\"aioseo-schema\">\n\t\t\t{\"@context\":\"https:\\\/\\\/schema.org\",\"@graph\":[{\"@type\":\"BlogPosting\",\"@id\":\"https:\\\/\\\/fotonmedix.com\\\/pt\\\/pulse-modulation-optimization-restricts-micro-bending-power-losses-in-high-frequency-lithotripsy.html\\\/#blogposting\",\"name\":\"Long Pulse Holmium Laser Dusting Eliminates Stone Retropulsion\",\"headline\":\"Pulse Modulation Optimization Restricts Micro-Bending Power Losses in High-Frequency Lithotripsy\",\"author\":{\"@id\":\"https:\\\/\\\/fotonmedix.com\\\/pt\\\/author\\\/fengmaiadmin\\\/#author\"},\"publisher\":{\"@id\":\"https:\\\/\\\/fotonmedix.com\\\/pt\\\/#person\"},\"image\":{\"@type\":\"ImageObject\",\"@id\":\"https:\\\/\\\/fotonmedix.com\\\/pt\\\/pulse-modulation-optimization-restricts-micro-bending-power-losses-in-high-frequency-lithotripsy.html\\\/#articleImage\",\"url\":\"https:\\\/\\\/secure.gravatar.com\\\/avatar\\\/251e3799fc0e3aa28192a4ec864ea6d0715aeaa153f1a97df75ebe456ebdc0e4?s=96&d=wavatar&r=g\",\"width\":96,\"height\":96,\"caption\":\"fengmaiadmin\"},\"datePublished\":\"2026-06-15T12:30:22+08:00\",\"dateModified\":\"2026-06-15T12:30:22+08:00\",\"inLanguage\":\"pt-PT\",\"mainEntityOfPage\":{\"@id\":\"https:\\\/\\\/fotonmedix.com\\\/pt\\\/pulse-modulation-optimization-restricts-micro-bending-power-losses-in-high-frequency-lithotripsy.html\\\/#webpage\"},\"isPartOf\":{\"@id\":\"https:\\\/\\\/fotonmedix.com\\\/pt\\\/pulse-modulation-optimization-restricts-micro-bending-power-losses-in-high-frequency-lithotripsy.html\\\/#webpage\"},\"articleSection\":\"Industry News\"},{\"@type\":\"BreadcrumbList\",\"@id\":\"https:\\\/\\\/fotonmedix.com\\\/pt\\\/pulse-modulation-optimization-restricts-micro-bending-power-losses-in-high-frequency-lithotripsy.html\\\/#breadcrumblist\",\"itemListElement\":[{\"@type\":\"ListItem\",\"@id\":\"https:\\\/\\\/fotonmedix.com\\\/pt#listItem\",\"position\":1,\"name\":\"Home\",\"item\":\"https:\\\/\\\/fotonmedix.com\\\/pt\",\"nextItem\":{\"@type\":\"ListItem\",\"@id\":\"https:\\\/\\\/fotonmedix.com\\\/pt\\\/categoria\\\/noticias\\\/#listItem\",\"name\":\"News\"}},{\"@type\":\"ListItem\",\"@id\":\"https:\\\/\\\/fotonmedix.com\\\/pt\\\/categoria\\\/noticias\\\/#listItem\",\"position\":2,\"name\":\"News\",\"item\":\"https:\\\/\\\/fotonmedix.com\\\/pt\\\/categoria\\\/noticias\\\/\",\"nextItem\":{\"@type\":\"ListItem\",\"@id\":\"https:\\\/\\\/fotonmedix.com\\\/pt\\\/categoria\\\/noticias\\\/industry-news\\\/#listItem\",\"name\":\"Industry News\"},\"previousItem\":{\"@type\":\"ListItem\",\"@id\":\"https:\\\/\\\/fotonmedix.com\\\/pt#listItem\",\"name\":\"Home\"}},{\"@type\":\"ListItem\",\"@id\":\"https:\\\/\\\/fotonmedix.com\\\/pt\\\/categoria\\\/noticias\\\/industry-news\\\/#listItem\",\"position\":3,\"name\":\"Industry News\",\"item\":\"https:\\\/\\\/fotonmedix.com\\\/pt\\\/categoria\\\/noticias\\\/industry-news\\\/\",\"nextItem\":{\"@type\":\"ListItem\",\"@id\":\"https:\\\/\\\/fotonmedix.com\\\/pt\\\/pulse-modulation-optimization-restricts-micro-bending-power-losses-in-high-frequency-lithotripsy.html\\\/#listItem\",\"name\":\"Pulse Modulation Optimization Restricts Micro-Bending Power Losses in High-Frequency Lithotripsy\"},\"previousItem\":{\"@type\":\"ListItem\",\"@id\":\"https:\\\/\\\/fotonmedix.com\\\/pt\\\/categoria\\\/noticias\\\/#listItem\",\"name\":\"News\"}},{\"@type\":\"ListItem\",\"@id\":\"https:\\\/\\\/fotonmedix.com\\\/pt\\\/pulse-modulation-optimization-restricts-micro-bending-power-losses-in-high-frequency-lithotripsy.html\\\/#listItem\",\"position\":4,\"name\":\"Pulse Modulation Optimization Restricts Micro-Bending Power Losses in High-Frequency Lithotripsy\",\"previousItem\":{\"@type\":\"ListItem\",\"@id\":\"https:\\\/\\\/fotonmedix.com\\\/pt\\\/categoria\\\/noticias\\\/industry-news\\\/#listItem\",\"name\":\"Industry News\"}}]},{\"@type\":\"Person\",\"@id\":\"https:\\\/\\\/fotonmedix.com\\\/pt\\\/author\\\/fengmaiadmin\\\/#author\",\"url\":\"https:\\\/\\\/fotonmedix.com\\\/pt\\\/author\\\/fengmaiadmin\\\/\",\"name\":\"fengmaiadmin\",\"image\":{\"@type\":\"ImageObject\",\"@id\":\"https:\\\/\\\/fotonmedix.com\\\/pt\\\/pulse-modulation-optimization-restricts-micro-bending-power-losses-in-high-frequency-lithotripsy.html\\\/#authorImage\",\"url\":\"https:\\\/\\\/secure.gravatar.com\\\/avatar\\\/251e3799fc0e3aa28192a4ec864ea6d0715aeaa153f1a97df75ebe456ebdc0e4?s=96&d=wavatar&r=g\",\"width\":96,\"height\":96,\"caption\":\"fengmaiadmin\"}},{\"@type\":\"WebPage\",\"@id\":\"https:\\\/\\\/fotonmedix.com\\\/pt\\\/pulse-modulation-optimization-restricts-micro-bending-power-losses-in-high-frequency-lithotripsy.html\\\/#webpage\",\"url\":\"https:\\\/\\\/fotonmedix.com\\\/pt\\\/pulse-modulation-optimization-restricts-micro-bending-power-losses-in-high-frequency-lithotripsy.html\\\/\",\"name\":\"Long Pulse Holmium Laser Dusting Eliminates Stone Retropulsion\",\"description\":\"See how combining a long-pulse holmium laser with an ultra-flexible 272um medical optical fiber optimizes stone dusting while protecting flexible endoscopes.\",\"inLanguage\":\"pt-PT\",\"isPartOf\":{\"@id\":\"https:\\\/\\\/fotonmedix.com\\\/pt\\\/#website\"},\"breadcrumb\":{\"@id\":\"https:\\\/\\\/fotonmedix.com\\\/pt\\\/pulse-modulation-optimization-restricts-micro-bending-power-losses-in-high-frequency-lithotripsy.html\\\/#breadcrumblist\"},\"author\":{\"@id\":\"https:\\\/\\\/fotonmedix.com\\\/pt\\\/author\\\/fengmaiadmin\\\/#author\"},\"creator\":{\"@id\":\"https:\\\/\\\/fotonmedix.com\\\/pt\\\/author\\\/fengmaiadmin\\\/#author\"},\"datePublished\":\"2026-06-15T12:30:22+08:00\",\"dateModified\":\"2026-06-15T12:30:22+08:00\"},{\"@type\":\"WebSite\",\"@id\":\"https:\\\/\\\/fotonmedix.com\\\/pt\\\/#website\",\"url\":\"https:\\\/\\\/fotonmedix.com\\\/pt\\\/\",\"name\":\"FotonMedix\",\"inLanguage\":\"pt-PT\",\"publisher\":{\"@id\":\"https:\\\/\\\/fotonmedix.com\\\/pt\\\/#person\"}}]}\n\t\t<\/script>\n\t\t<!-- All in One SEO Pro -->\r\n\t\t<title>Long Pulse Holmium Laser Dusting Eliminates Stone Retropulsion<\/title>\n\n","aioseo_head_json":{"title":"A aplica\u00e7\u00e3o de p\u00f3 com laser de holmio de pulso longo elimina a retropuls\u00e3o da pedra","description":"Veja como a combina\u00e7\u00e3o de um laser de holmium de pulso longo com uma fibra \u00f3tica m\u00e9dica ultraflex\u00edvel de 272 um otimiza a pulveriza\u00e7\u00e3o de c\u00e1lculos, ao mesmo tempo que protege os endosc\u00f3pios flex\u00edveis.","canonical_url":"https:\/\/fotonmedix.com\/pt\/pulse-modulation-optimization-restricts-micro-bending-power-losses-in-high-frequency-lithotripsy.html\/","robots":"max-image-preview:large","keywords":"","webmasterTools":{"miscellaneous":""},"schema":{"@context":"https:\/\/schema.org","@graph":[{"@type":"BlogPosting","@id":"https:\/\/fotonmedix.com\/pt\/pulse-modulation-optimization-restricts-micro-bending-power-losses-in-high-frequency-lithotripsy.html\/#blogposting","name":"Long Pulse Holmium Laser Dusting Eliminates Stone Retropulsion","headline":"Pulse Modulation Optimization Restricts Micro-Bending Power Losses in High-Frequency Lithotripsy","author":{"@id":"https:\/\/fotonmedix.com\/pt\/author\/fengmaiadmin\/#author"},"publisher":{"@id":"https:\/\/fotonmedix.com\/pt\/#person"},"image":{"@type":"ImageObject","@id":"https:\/\/fotonmedix.com\/pt\/pulse-modulation-optimization-restricts-micro-bending-power-losses-in-high-frequency-lithotripsy.html\/#articleImage","url":"https:\/\/secure.gravatar.com\/avatar\/251e3799fc0e3aa28192a4ec864ea6d0715aeaa153f1a97df75ebe456ebdc0e4?s=96&d=wavatar&r=g","width":96,"height":96,"caption":"fengmaiadmin"},"datePublished":"2026-06-15T12:30:22+08:00","dateModified":"2026-06-15T12:30:22+08:00","inLanguage":"pt-PT","mainEntityOfPage":{"@id":"https:\/\/fotonmedix.com\/pt\/pulse-modulation-optimization-restricts-micro-bending-power-losses-in-high-frequency-lithotripsy.html\/#webpage"},"isPartOf":{"@id":"https:\/\/fotonmedix.com\/pt\/pulse-modulation-optimization-restricts-micro-bending-power-losses-in-high-frequency-lithotripsy.html\/#webpage"},"articleSection":"Industry News"},{"@type":"BreadcrumbList","@id":"https:\/\/fotonmedix.com\/pt\/pulse-modulation-optimization-restricts-micro-bending-power-losses-in-high-frequency-lithotripsy.html\/#breadcrumblist","itemListElement":[{"@type":"ListItem","@id":"https:\/\/fotonmedix.com\/pt#listItem","position":1,"name":"Home","item":"https:\/\/fotonmedix.com\/pt","nextItem":{"@type":"ListItem","@id":"https:\/\/fotonmedix.com\/pt\/categoria\/noticias\/#listItem","name":"News"}},{"@type":"ListItem","@id":"https:\/\/fotonmedix.com\/pt\/categoria\/noticias\/#listItem","position":2,"name":"News","item":"https:\/\/fotonmedix.com\/pt\/categoria\/noticias\/","nextItem":{"@type":"ListItem","@id":"https:\/\/fotonmedix.com\/pt\/categoria\/noticias\/industry-news\/#listItem","name":"Industry News"},"previousItem":{"@type":"ListItem","@id":"https:\/\/fotonmedix.com\/pt#listItem","name":"Home"}},{"@type":"ListItem","@id":"https:\/\/fotonmedix.com\/pt\/categoria\/noticias\/industry-news\/#listItem","position":3,"name":"Industry News","item":"https:\/\/fotonmedix.com\/pt\/categoria\/noticias\/industry-news\/","nextItem":{"@type":"ListItem","@id":"https:\/\/fotonmedix.com\/pt\/pulse-modulation-optimization-restricts-micro-bending-power-losses-in-high-frequency-lithotripsy.html\/#listItem","name":"Pulse Modulation Optimization Restricts Micro-Bending Power Losses in High-Frequency Lithotripsy"},"previousItem":{"@type":"ListItem","@id":"https:\/\/fotonmedix.com\/pt\/categoria\/noticias\/#listItem","name":"News"}},{"@type":"ListItem","@id":"https:\/\/fotonmedix.com\/pt\/pulse-modulation-optimization-restricts-micro-bending-power-losses-in-high-frequency-lithotripsy.html\/#listItem","position":4,"name":"Pulse Modulation Optimization Restricts Micro-Bending Power Losses in High-Frequency Lithotripsy","previousItem":{"@type":"ListItem","@id":"https:\/\/fotonmedix.com\/pt\/categoria\/noticias\/industry-news\/#listItem","name":"Industry News"}}]},{"@type":"Person","@id":"https:\/\/fotonmedix.com\/pt\/author\/fengmaiadmin\/#author","url":"https:\/\/fotonmedix.com\/pt\/author\/fengmaiadmin\/","name":"fengmaiadmin","image":{"@type":"ImageObject","@id":"https:\/\/fotonmedix.com\/pt\/pulse-modulation-optimization-restricts-micro-bending-power-losses-in-high-frequency-lithotripsy.html\/#authorImage","url":"https:\/\/secure.gravatar.com\/avatar\/251e3799fc0e3aa28192a4ec864ea6d0715aeaa153f1a97df75ebe456ebdc0e4?s=96&d=wavatar&r=g","width":96,"height":96,"caption":"fengmaiadmin"}},{"@type":"WebPage","@id":"https:\/\/fotonmedix.com\/pt\/pulse-modulation-optimization-restricts-micro-bending-power-losses-in-high-frequency-lithotripsy.html\/#webpage","url":"https:\/\/fotonmedix.com\/pt\/pulse-modulation-optimization-restricts-micro-bending-power-losses-in-high-frequency-lithotripsy.html\/","name":"Long Pulse Holmium Laser Dusting Eliminates Stone Retropulsion","description":"See how combining a long-pulse holmium laser with an ultra-flexible 272um medical optical fiber optimizes stone dusting while protecting flexible endoscopes.","inLanguage":"pt-PT","isPartOf":{"@id":"https:\/\/fotonmedix.com\/pt\/#website"},"breadcrumb":{"@id":"https:\/\/fotonmedix.com\/pt\/pulse-modulation-optimization-restricts-micro-bending-power-losses-in-high-frequency-lithotripsy.html\/#breadcrumblist"},"author":{"@id":"https:\/\/fotonmedix.com\/pt\/author\/fengmaiadmin\/#author"},"creator":{"@id":"https:\/\/fotonmedix.com\/pt\/author\/fengmaiadmin\/#author"},"datePublished":"2026-06-15T12:30:22+08:00","dateModified":"2026-06-15T12:30:22+08:00"},{"@type":"WebSite","@id":"https:\/\/fotonmedix.com\/pt\/#website","url":"https:\/\/fotonmedix.com\/pt\/","name":"FotonMedix","inLanguage":"pt-PT","publisher":{"@id":"https:\/\/fotonmedix.com\/pt\/#person"}}]},"og:locale":"pt_PT","og:site_name":"FotonMedix |","og:type":"article","og:title":"Long Pulse Holmium Laser Dusting Eliminates Stone Retropulsion","og:description":"See how combining a long-pulse holmium laser with an ultra-flexible 272um medical optical fiber optimizes stone dusting while protecting flexible endoscopes.","og:url":"https:\/\/fotonmedix.com\/pt\/pulse-modulation-optimization-restricts-micro-bending-power-losses-in-high-frequency-lithotripsy.html\/","article:published_time":"2026-06-15T04:30:22+00:00","article:modified_time":"2026-06-15T04:30:22+00:00","twitter:card":"summary_large_image","twitter:title":"Long Pulse Holmium Laser Dusting Eliminates Stone Retropulsion","twitter:description":"See how combining a long-pulse holmium laser with an ultra-flexible 272um medical optical fiber optimizes stone dusting while protecting flexible endoscopes."},"aioseo_meta_data":{"post_id":"14872","title":"A aplica\u00e7\u00e3o de p\u00f3 com laser de holmio de pulso longo elimina a retropuls\u00e3o da pedra","description":"Veja como a combina\u00e7\u00e3o de um laser de holmium de pulso longo com uma fibra \u00f3tica m\u00e9dica ultraflex\u00edvel de 272 um otimiza a pulveriza\u00e7\u00e3o de c\u00e1lculos, ao mesmo tempo que protege os endosc\u00f3pios flex\u00edveis.","keywords":null,"keyphrases":{"focus":{"keyphrase":"","score":0,"analysis":{"keyphraseInTitle":{"score":0,"maxScore":9,"error":1}}},"additional":[]},"primary_term":null,"canonical_url":null,"og_title":null,"og_description":null,"og_object_type":"default","og_image_type":"default","og_image_url":null,"og_image_width":null,"og_image_height":null,"og_image_custom_url":null,"og_image_custom_fields":null,"og_video":"","og_custom_url":null,"og_article_section":null,"og_article_tags":null,"twitter_use_og":false,"twitter_card":"default","twitter_image_type":"default","twitter_image_url":null,"twitter_image_custom_url":null,"twitter_image_custom_fields":null,"twitter_title":null,"twitter_description":null,"schema":{"blockGraphs":[],"customGraphs":[],"default":{"data":{"Article":[],"Course":[],"Dataset":[],"FAQPage":[],"Movie":[],"Person":[],"Product":[],"ProductReview":[],"Car":[],"Recipe":[],"Service":[],"SoftwareApplication":[],"WebPage":[]},"graphName":"BlogPosting","isEnabled":true},"graphs":[]},"schema_type":"default","schema_type_options":null,"pillar_content":false,"robots_default":true,"robots_noindex":false,"robots_noarchive":false,"robots_nosnippet":false,"robots_nofollow":false,"robots_noimageindex":false,"robots_noodp":false,"robots_notranslate":false,"robots_max_snippet":"-1","robots_max_videopreview":"-1","robots_max_imagepreview":"large","priority":null,"frequency":"default","local_seo":null,"seo_analyzer_scan_date":null,"breadcrumb_settings":null,"limit_modified_date":false,"reviewed_by":null,"open_ai":null,"ai":{"faqs":[],"keyPoints":[],"schemas":[],"titles":[],"descriptions":[],"socialPosts":{"email":[],"linkedin":[],"twitter":[],"facebook":[],"instagram":[]}},"created":"2026-06-11 02:47:12","updated":"2026-06-15 04:53:55"},"aioseo_breadcrumb":"<div class=\"aioseo-breadcrumbs\"><span class=\"aioseo-breadcrumb\">\n\t<a href=\"https:\/\/fotonmedix.com\/pt\" title=\"Home\">Home<\/a>\n<\/span><span class=\"aioseo-breadcrumb-separator\">\u00bb<\/span><span class=\"aioseo-breadcrumb\">\n\t<a href=\"https:\/\/fotonmedix.com\/pt\/categoria\/noticias\/\" title=\"News\">News<\/a>\n<\/span><span class=\"aioseo-breadcrumb-separator\">\u00bb<\/span><span class=\"aioseo-breadcrumb\">\n\t<a href=\"https:\/\/fotonmedix.com\/pt\/categoria\/noticias\/industry-news\/\" title=\"Industry News\">Industry News<\/a>\n<\/span><span class=\"aioseo-breadcrumb-separator\">\u00bb<\/span><span class=\"aioseo-breadcrumb\">\n\tPulse Modulation Optimization Restricts Micro-Bending Power Losses in High-Frequency Lithotripsy\n<\/span><\/div>","aioseo_breadcrumb_json":[{"label":"Home","link":"https:\/\/fotonmedix.com\/pt"},{"label":"News","link":"https:\/\/fotonmedix.com\/pt\/categoria\/noticias\/"},{"label":"Industry News","link":"https:\/\/fotonmedix.com\/pt\/categoria\/noticias\/industry-news\/"},{"label":"Pulse Modulation Optimization Restricts Micro-Bending Power Losses in High-Frequency Lithotripsy","link":"https:\/\/fotonmedix.com\/pt\/pulse-modulation-optimization-restricts-micro-bending-power-losses-in-high-frequency-lithotripsy.html\/"}],"medium_url":false,"thumbnail_url":false,"full_url":false,"_links":{"self":[{"href":"https:\/\/fotonmedix.com\/pt\/wp-json\/wp\/v2\/posts\/14872","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/fotonmedix.com\/pt\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/fotonmedix.com\/pt\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/fotonmedix.com\/pt\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/fotonmedix.com\/pt\/wp-json\/wp\/v2\/comments?post=14872"}],"version-history":[{"count":2,"href":"https:\/\/fotonmedix.com\/pt\/wp-json\/wp\/v2\/posts\/14872\/revisions"}],"predecessor-version":[{"id":14929,"href":"https:\/\/fotonmedix.com\/pt\/wp-json\/wp\/v2\/posts\/14872\/revisions\/14929"}],"wp:attachment":[{"href":"https:\/\/fotonmedix.com\/pt\/wp-json\/wp\/v2\/media?parent=14872"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/fotonmedix.com\/pt\/wp-json\/wp\/v2\/categories?post=14872"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/fotonmedix.com\/pt\/wp-json\/wp\/v2\/tags?post=14872"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}