Endoscopic multi-lumen devices and related methods of use

Dispositifs endoscopiques multi-lumieres et procedes d'utilisation associes

Abstract

Les modes de réalisation de l'invention comprennent un dispositif médical comportant une partie poignée, un ensemble effecteur terminal, un élément oblong reliant la partie poignée et l'ensemble efflecteur terminal, ainsi qu'un ou plusieurs dispositifs de traitement pouvant s'étendre à travers l'élément oblong et l'ensemble effecteur terminal. L'ensemble effecteur terminal comprend un ensemble électrode configuré pour cautériser les tissus. Les dispositifs de traitement peuvent comprendre un élément oblong coupant doté d'une pointe de sécurité. Les dispositifs de traitement peuvent comprendre un cathéter multi-lumières avec une lumière configurée pour administrer un fluide et une autre lumière configurée pour recevoir une aiguille d'injection, un élément coupant ou d'autres dispositifs thérapeutiques ou diagnostiques.
Embodiments of the invention include a medical device including a handle portion, an end effector assembly, an elongate member connecting the handle portion and the end effector assembly, and one or more treatment devices extendable through the elongate member and end effector assembly. The end effector assembly includes an electrode assembly configured to cauterize tissue. The treatment devices may include an elongate cutting member with a safety tip. The treatment devices may include a multi-lumen catheter with a lumen configured to deliver fluid and another lumen configured to accommodate an injection needle, a cutting member, or other therapeutic or diagnostic devices.

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