{"id":5216,"date":"2026-07-24T06:36:19","date_gmt":"2026-07-24T06:36:19","guid":{"rendered":"https:\/\/weishantech.com\/?p=5216"},"modified":"2026-07-24T06:36:20","modified_gmt":"2026-07-24T06:36:20","slug":"o-que-e-um-conector-de-cateter","status":"publish","type":"post","link":"https:\/\/weishantech.com\/pt\/what-is-a-catheter-mount\/","title":{"rendered":"O que \u00e9 um conector de cateter?"},"content":{"rendered":"<h1 class=\"wp-block-heading\">O que \u00e9 um Suporte de Cateter? Um Guia do Fabricante para Salas Cir\u00fargicas, UTIs e Distribuidores Globais<\/h1>\n\n\n\n<p>A <a href=\"https:\/\/weishantech.com\/pt\/categoria-produto\/breathing-circuit\/\">suporte de cateter<\/a> \u00e9 um conector de circuito respirat\u00f3rio flex\u00edvel e de baixo espa\u00e7o morto que se posiciona entre o tubo endotraqueal (TE) ou traqueostomia do paciente e o circuito respirat\u00f3rio anest\u00e9sico ou pe\u00e7a em Y do ventilador. Sua fun\u00e7\u00e3o \u00e9 mec\u00e2nica, n\u00e3o farmacol\u00f3gica: ele absorve torque, peso e movimento dos tubos do circuito, de modo que nenhuma dessa for\u00e7a seja transmitida ao dispositivo de via a\u00e9rea posicionado na traqueia do paciente. Um conector f\u00eamea de 15 mm em uma extremidade se acopla ao tubo TE ou ao adaptador de traqueostomia, e um conector duplo de 22 mm\/15 mm na outra extremidade se acopla ao circuito ou filtro\/HME. Na pr\u00e1tica, \u00e9 o amortecedor da via a\u00e9rea \u2014 e \u00e9 um daqueles componentes sem glamour que, quando falha ou \u00e9 escolhido incorretamente, causa problemas cl\u00ednicos reais: extuba\u00e7\u00e3o acidental, desconex\u00e3o do circuito ou reinala\u00e7\u00e3o indesejada devido a volume interno excessivo.<\/p>\n\n\n\n<p>Se voc\u00ea fabrica ou distribui consum\u00edveis respirat\u00f3rios, j\u00e1 sabe que essa parte raramente recebe aten\u00e7\u00e3o de marketing em compara\u00e7\u00e3o com filtros ou circuitos \u2014 mas \u00e9 um SKU de alto volume e compra recorrente que departamentos de anestesia e UTIs pedem aos milhares todos os meses. Compreender a engenharia por tr\u00e1s disso \u00e9 o que diferencia um distribuidor que pode especificar produtos de forma inteligente de um que est\u00e1 apenas revendendo um n\u00famero de cat\u00e1logo.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><strong><strong>Onde Fica e o Que Realmente Faz<\/strong><\/strong><\/h2>\n\n\n\n<p>A corrente de conex\u00e3o das vias a\u00e9reas, em ordem, geralmente se parece com isso:<\/p>\n\n\n\n<p><strong>Tubo endotraqueal \/ tubo de traqueostomia \u2192 adaptador para traqueostomia \u2192 <a href=\"https:\/\/weishantech.com\/pt\/categoria-produto\/medical-filter\/\">filtro HME<\/a> (opcional) \u2192 circuito de respira\u00e7\u00e3o \u2192 m\u00e1quina de anestesia ou ventilador<\/strong><\/p>\n\n\n\n<p>Tr\u00eas fun\u00e7\u00f5es operacionais definem o dispositivo:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Al\u00edvio de tens\u00e3o \/ isolamento de torque<\/strong>\u00a0\u2014 O corpo flex\u00edvel, geralmente corrugado ou em estilo sanfona, do conector do cateter desacopla o movimento do circuito (de reposicionamento do paciente, campos cir\u00fargicos ou peso do tubo do ventilador) do tubo endotraqueal fixo, reduzindo o risco de dobramento do tubo, deslocamento do manguito ou extuba\u00e7\u00e3o acidental durante procedimentos longos.<\/li>\n\n\n\n<li><strong>Porta de acesso para suc\u00e7\u00e3o\/broncoscopia<\/strong>\u00a0\u2014 Muitos projetos incluem uma porta lateral selada com um diafragma de silicone, permitindo que um cateter de suc\u00e7\u00e3o ou broncosc\u00f3pio de fibra \u00f3tica passe sem quebrar o circuito de ventila\u00e7\u00e3o ou perder PEEP \u2014 esta \u00e9 precisamente a origem do nome \u201csuporte de cateter\u201d, referindo-se \u00e0 porta que suporta um cateter de suc\u00e7\u00e3o.<\/li>\n\n\n\n<li><strong>Articula\u00e7\u00e3o flex\u00edvel<\/strong>\u00a0\u2014 Permite que o circuito se aproxime das vias a\u00e9reas em um \u00e2ngulo sem puxar o tubo, o que importa enormemente no posicionamento em prono, na cirurgia de cabe\u00e7a e pesco\u00e7o e em configura\u00e7\u00f5es de leitos de UTI apertados.<\/li>\n<\/ul>\n\n\n\n<p>N\u00e3o \u00e9 um filtro, nem um umidificador, nem um trocador de calor e umidade \u2014 embora muitos kits cl\u00ednicos agrupem um adaptador de cateter com um HME integrado (\u00e0s vezes comercializado como \u201cadaptador de cateter com filtro\u201d) para economizar um ponto de conex\u00e3o e reduzir o espa\u00e7o morto total no circuito.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><strong>Uso do Conector de Cateter na Pr\u00e1tica Di\u00e1ria de Anestesia e UTI<\/strong><\/h2>\n\n\n\n<p>Como um dispositivo de conex\u00e3o para cateter de anestesia, o aparelho aparece em quase todos os atendimentos de anestesia geral que envolvem intuba\u00e7\u00e3o, e \u00e9 um acess\u00f3rio quase universal nos circuitos de ventiladores de UTI para pacientes intubados ou traqueostomizados. Casos de uso t\u00edpicos:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Cirurgia geral sob anestesia geral<\/strong>\u00a0\u2014 conectando o tubo ET ao circuito, permitindo que o anestesista reposicione o paciente ou cubra o campo cir\u00fargico sem puxar as vias a\u00e9reas.<\/li>\n\n\n\n<li><strong>Cirurgia de Otorrinolaringologia e Bucomaxilofacial<\/strong>\u00a0\u2014 onde o campo cir\u00fargico est\u00e1 pr\u00f3ximo ao ponto de conex\u00e3o e um suporte flex\u00edvel e de baixo perfil evita que o circuito atrapalhe o espa\u00e7o de trabalho do cirurgi\u00e3o.<\/li>\n\n\n\n<li><strong>Cirurgia de coluna em posi\u00e7\u00e3o prona<\/strong>\u00a0\u2014 onde a via a\u00e9rea \u00e9 virada para longe do anestesista e a tens\u00e3o do circuito \u00e9 um risco real de extuba\u00e7\u00e3o.<\/li>\n\n\n\n<li><strong>Ventila\u00e7\u00e3o mec\u00e2nica de longa perman\u00eancia em UTI<\/strong>\u00a0\u2014 onde um suporte com porta de broncoscopia\/suc\u00e7\u00e3o permite que a equipe de enfermagem aspire secre\u00e7\u00f5es ou que a equipe da UTI realize broncoscopias \u00e0 beira do leito sem desconectar o ventilador e perder o recrutamento pulmonar.<\/li>\n\n\n\n<li><strong>Cuidados com traqueostomia<\/strong>\u00a0\u2014 conectar um tubo de traqueostomia a um circuito de ventilador ou pe\u00e7a em T, frequentemente para tentativas de desmame.<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\"><strong>Furo Liso vs. Expans\u00edvel (Corrugado) \u2014 Por que a Diferen\u00e7a Importa<\/strong><strong><\/strong><\/h3>\n\n\n\n<p>\u00c9 aqui que muitos compradores erram, e \u00e9 a maior decis\u00e3o t\u00e9cnica por tr\u00e1s de \u201cqual adaptador de cateter eu realmente preciso\u201d.\u201d<\/p>\n\n\n\n<figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><tbody><tr><td>Par\u00e2metro<\/td><td>Adaptador de Cateter com Cano Liso<\/td><td>Extensor \/ Tubo Corrugado para C\u00e2nula<\/td><\/tr><tr><td>Parede interna<\/td><td>L\u00famen reto e liso<\/td><td>Sanfonado\/sanfona, comprimento extens\u00edvel<\/td><\/tr><tr><td>Espa\u00e7o morto<\/td><td>Inferior e fixo<\/td><td>Mais alto, e aumenta quando esticado<\/td><\/tr><tr><td>Flexibilidade<\/td><td>Moderado, comprimento fixo<\/td><td>Alto \u2014 estende-se para acomodar o movimento\/drapejamento do paciente<\/td><\/tr><tr><td>Risco de ac\u00famulo de secre\u00e7\u00e3o<\/td><td>Abaixo<\/td><td>Superior \u2014 as ondula\u00e7\u00f5es podem reter condensados\/secre\u00e7\u00f5es<\/td><\/tr><tr><td>Cen\u00e1rio t\u00edpico<\/td><td>Anestesia neonatal\/pedi\u00e1trica, circuitos de baixo fluxo onde minimizar a reinala\u00e7\u00e3o \u00e9 cr\u00edtico<\/td><td>Anestesia geral em adultos, UTI, casos que necessitam de alcance e flexibilidade<\/td><\/tr><tr><td>Resist\u00eancia a tor\u00e7\u00e3o<\/td><td>Bom<\/td><td>Excellent, due to accordion structure<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<p>A mismatch here is a common root cause of clinical complaints. Using a corrugated, extendable mount in neonatal anaesthesia adds dangerous rebreathing volume. Using a rigid smooth-bore mount in a prone spine case with a distant anaesthesia machine can leave insufficient slack and pull directly on the ET tube. Distributors sourcing catheter mounts adapter sets for hospital tenders should always confirm which bore type the buyer\u2019s clinical protocol specifies \u2014 it\u2019s usually written into the hospital\u2019s anaesthesia SOP, not left to the supplier\u2019s default catalog item.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><strong>Why Disposable Catheter Mounts Are Now the Hospital Default<\/strong><strong><\/strong><\/h2>\n\n\n\n<p>Single-patient-use, disposable catheter mounts have become the standard of care in virtually every accredited hospital system, and for good reason:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Cross-infection control<\/strong>\u00a0\u2014 A catheter mount sits directly in the ventilation pathway of the airway, in continuous contact with respiratory secretions, condensate, and aerosolized pathogens. Reprocessing (cleaning, disinfecting, re-sterilizing) a reusable mount introduces validation burden, cost, and residual bioburden risk that most infection control committees are no longer willing to accept post-COVID.<\/li>\n\n\n\n<li><strong>Consistent mechanical performance<\/strong>\u00a0\u2014 Reused corrugated PVC mounts lose flexibility and develop micro-cracks after repeated autoclave cycles, degrading both seal integrity and torque-absorption performance. A disposable catheter mount guarantees first-use mechanical properties every time.<\/li>\n\n\n\n<li><strong>EO-sterilized, individually packed supply chain<\/strong>\u00a0\u2014 Standardizing on single-use units simplifies procurement and stock rotation for CSSD and OR supply teams, and removes an entire reprocessing workflow from hospital operations.<\/li>\n<\/ul>\n\n\n\n<p>For any hospital group, GPO, or national distributor building a respiratory consumables formulary, specifying disposable catheter mount as the default SKU \u2014 rather than mixing reusable and disposable stock \u2014 is now the safer procurement policy from both a clinical and liability standpoint.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><strong>Catheter Mount Price: What Actually Drives the Number<\/strong><strong><\/strong><\/h2>\n\n\n\n<p>Buyers frequently benchmark quotes against catheter mount intersurgical products, since Intersurgical is one of the most recognized OEM names in this category globally and its catalog pricing is often used as the reference point in tenders. That\u2019s a reasonable starting point, but the price gap between an established multinational brand and a direct factory source isn\u2019t about a mystery discount \u2014 it comes down to a handful of concrete cost drivers:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Raw material grade<\/strong>\u00a0\u2014 Medical-grade PVC or EVA compound cost varies meaningfully depending on plasticizer type (DEHP-free formulations cost more) and virgin-vs-regrind resin ratios. Genuine medical-grade, biocompatible resin batches carry documented traceability and cost more than commercial-grade plastic \u2014 this is a legitimate driver of unit price, not a place to cut corners.<\/li>\n\n\n\n<li><strong>Sterilization method and validation<\/strong>\u00a0\u2014 EO (ethylene oxide) sterilization with full residual testing (per ISO 10993-7) and batch release documentation adds cost versus unvalidated or gamma-shortcut processes. A landed price that looks unusually low often signals a corner cut here.<\/li>\n\n\n\n<li><strong>Cleanroom production class<\/strong>\u00a0\u2014 Extrusion, port-welding, and packaging performed in a Class 100,000 (ISO 8) or better cleanroom environment, with controlled particulate and bioburden monitoring, costs more to operate than an open-shop assembly line, but it\u2019s what supports CE\/FDA-compliant documentation.<\/li>\n\n\n\n<li><strong>Tooling and mold ownership<\/strong>\u00a0\u2014 Factories that own their own extrusion dies and injection molds for connectors can offer more stable, negotiable pricing than trading companies reselling someone else\u2019s stock.<\/li>\n\n\n\n<li><strong>Order volume and Incoterms<\/strong>\u00a0\u2014 FOB Ningbo\/Shanghai pricing on container-load volumes is structurally different from LCL or sample-quantity pricing; distributors comparing \u201ccatheter mount price\u201d line items across quotes should always normalize for Incoterm, MOQ, and payment terms before comparing numbers directly.<\/li>\n<\/ul>\n\n\n\n<p>Sourcing directly from a manufacturing factory based in Ningbo \u2014 inside China\u2019s largest cluster for medical tubing extrusion and respiratory consumables \u2014 gives global distributors two structural advantages over buying through a branded distributor layer: shorter, more transparent supply chains (fewer intermediary markups between resin purchase and finished goods), and better production flexibility for OEM\/ODM customization (private label packaging, custom connector configurations, bore-size variants) without the minimum order thresholds that branded multinational suppliers typically impose.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><strong>Technical Specification Benchmarking<\/strong><strong><\/strong><\/h2>\n\n\n\n<figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><tbody><tr><td>Especifica\u00e7\u00f5es<\/td><td>Typical Adult Catheter Mount<\/td><td>Typical Paediatric\/Neonatal Catheter Mount<\/td><\/tr><tr><td>Length (relaxed \/ extended)<\/td><td>100\u2013150mm \/ up to 320mm (corrugated)<\/td><td>60\u201390mm, mostly smooth bore<\/td><\/tr><tr><td>Connectors<\/td><td>15F\/22M \u2013 15M\/22F dual-lock<\/td><td>15F \u2013 15M<\/td><\/tr><tr><td>Internal diameter<\/td><td>~15mm<\/td><td>8\u201310mm<\/td><\/tr><tr><td>Dead space volume<\/td><td>8\u201315 mL (smooth) \/ up to 25 mL (corrugated, extended)<\/td><td>2\u20135 mL<\/td><\/tr><tr><td>Compliance<\/td><td>Low, for stable circuit pressure transmission<\/td><td>Very low, to protect fragile paediatric tidal volumes<\/td><\/tr><tr><td>Suction\/bronchoscopy port<\/td><td>Optional, silicone self-sealing diaphragm<\/td><td>Rarely fitted<\/td><\/tr><tr><td>Material<\/td><td>Medical-grade PVC or EVA<\/td><td>Medical-grade PVC or EVA<\/td><\/tr><tr><td>Sterilization<\/td><td>EO sterilized, single-use<\/td><td>EO sterilized, single-use<\/td><\/tr><tr><td>Latex content<\/td><td>Latex-free (standard)<\/td><td>Latex-free (standard)<\/td><\/tr><tr><td>Packaging<\/td><td>Individually peel-pouch packed<\/td><td>Individually peel-pouch packed<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<p>Dead space is the parameter clinicians scrutinize most closely, since excess dead space in a paediatric or neonatal circuit directly increases CO2 rebreathing risk \u2014 this is why neonatal catheter mounts are almost always smooth bore rather than expandable.<\/p>\n\n\n\n<div class=\"schema-faq wp-block-yoast-faq-block\"><div class=\"schema-faq-section\" id=\"faq-question-1784874567660\"><strong class=\"schema-faq-question\"><strong><strong>Qual classifica\u00e7\u00e3o regulat\u00f3ria um conector de cateter se enquadra e quais documentos de registro devo solicitar?<\/strong><\/strong>\u00a0<\/strong> <p class=\"schema-faq-answer\">Um conector de cateter \u00e9 tipicamente classificado como um dispositivo m\u00e9dico Classe I ou IIa (acess\u00f3rio de respira\u00e7\u00e3o\/vias a\u00e9reas), dependendo da jurisdi\u00e7\u00e3o e se \u00e9 vendido como um componente aut\u00f4nomo ou como parte de um kit com um filtro integrado. Na UE, isso se enquadra na MDR Classe I\/IIa, dependendo da invasividade e dura\u00e7\u00e3o do uso; nos EUA, geralmente \u00e9 regulamentado sob o 21 CFR 868 como um acess\u00f3rio de anestesia\/respirat\u00f3rio, muitas vezes sob isen\u00e7\u00e3o de 510(k) ou listagem Classe I. Ao avaliar um fornecedor, solicite a Declara\u00e7\u00e3o de Conformidade CE, o certificado ISO 13485, o registro\/listagem do estabelecimento FDA (se aplic\u00e1vel) e \u2013 fundamentalmente \u2013 o relat\u00f3rio de valida\u00e7\u00e3o de esteriliza\u00e7\u00e3o EO e os dados de teste de biocompatibilidade (ISO 10993) espec\u00edficos para o lote de resina utilizado. N\u00e3o aceite um certificado ISO 13485 gen\u00e9rico para toda a f\u00e1brica como substituto para a documenta\u00e7\u00e3o t\u00e9cnica espec\u00edfica do produto; equipes de alf\u00e2ndega e de compras de hospitais na maioria dos mercados solicitar\u00e3o ambos.<\/p> <\/div> <div class=\"schema-faq-section\" id=\"faq-question-1784874582447\"><strong class=\"schema-faq-question\"><strong><strong>Qual c\u00f3digo SH devo usar para o desembara\u00e7o aduaneiro, e ele difere entre as vers\u00f5es descart\u00e1veis e reutiliz\u00e1veis?<\/strong><\/strong>\u00a0<\/strong> <p class=\"schema-faq-answer\">Os suportes de cateter s\u00e3o classificados mais comumente sob o c\u00f3digo HS 9018.90 (instrumentos e aparelhos utilizados nas ci\u00eancias m\u00e9dicas, n\u00e3o especificados em outro lugar) em muitos pa\u00edses, embora algumas autoridades alfandeg\u00e1rias classifiquem os acess\u00f3rios de circuito respirat\u00f3rio sob 9019.20, dependendo das tabelas tarif\u00e1rias locais. A classifica\u00e7\u00e3o geralmente n\u00e3o muda entre as vers\u00f5es descart\u00e1veis e reutiliz\u00e1veis, pois \u00e9 baseada na fun\u00e7\u00e3o do dispositivo, em vez da reutiliza\u00e7\u00e3o pretendida \u2013 mas as taxas de imposto, o tratamento do IVA e os requisitos de licenciamento de importa\u00e7\u00e3o (particularmente as licen\u00e7as de importa\u00e7\u00e3o de dispositivos m\u00e9dicos) podem variar significativamente por pa\u00eds de destino.<\/p> <\/div> <div class=\"schema-faq-section\" id=\"faq-question-1784874611897\"><strong class=\"schema-faq-question\"><strong><strong>Qual \u00e9 um MOQ realista, prazo de entrega e vida \u00fatil para pedidos OEM\/etiqueta privada?<\/strong><\/strong>\u00a0<\/strong> <p class=\"schema-faq-answer\">O MOQ \u00e9 de 1 unidade, o prazo de entrega \u00e9 de 15 dias a partir da confirma\u00e7\u00e3o do pedido.<\/p> <\/div> <\/div>\n\n\n\n<h2 class=\"wp-block-heading\"><strong>Sourcing Disposable Catheter Mounts from Weishan Tech<\/strong><strong><\/strong><\/h2>\n\n\n\n<p><a href=\"https:\/\/weishantech.com\/pt\/\">Weishan Tech<\/a> manufactures disposable and anaesthetic catheter mounts at our own cleanroom facility in Ningbo, China, covering smooth bore and expandable\/corrugated designs, with and without integrated suction ports, across adult and paediatric connector sizes. We supply global distributors, hospital group buyers, and OEM\/ODM partners under private label, with full documentation packages (CE, ISO 13485, EO sterilization validation, biocompatibility reports) ready for tender submission.<\/p>\n\n\n\n<p><\/p>","protected":false},"excerpt":{"rendered":"<p>What Is a Catheter Mount? A Manufacturer\u2019s Guide for OR, ICU, and Global Distributors A catheter mount is a flexible, low dead-space breathing circuit connector that sits between the patient\u2019s endotracheal (ET) tube or tracheostomy tube and the anaesthetic breathing circuit or ventilator Y-piece. Its job is mechanical, not pharmacological: it absorbs torque, weight, and [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":5217,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"om_disable_all_campaigns":false,"footnotes":""},"categories":[96],"tags":[],"class_list":["post-5216","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-knowledge"],"blocksy_meta":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v28.1 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>What Is a Catheter Mount? Types, Uses &amp; Price Guide<\/title>\n<meta name=\"description\" content=\"What is a catheter mount and how does it differ from Intersurgical models? 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