TISSUE RETRACTION SYSTEM FOR PERFORMING MINIMALLY INVASIVE PROCEDURES

A system for performing minimally invasive procedures in a body lumen may include a flexible catheter having a plurality of lumens including a main lumen configured to receive an endoscope and at least one tool lumen; a first working instrument slidably disposed within a first tool lumen of the at l...

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Bibliographic Details
Main Authors WEITZNER, BARRY, LEANNA, GARY J
Format Patent
LanguageEnglish
Published 06.06.2019
Subjects
DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY
DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROMTHE BODY
DIAGNOSIS
HUMAN NECESSITIES
HYGIENE
IDENTIFICATION
MEDICAL OR VETERINARY SCIENCE
SURGERY
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Summary:A system for performing minimally invasive procedures in a body lumen may include a flexible catheter having a plurality of lumens including a main lumen configured to receive an endoscope and at least one tool lumen; a first working instrument slidably disposed within a first tool lumen of the at least one tool lumen; a plurality of support elements disposed at a distal end of the catheter, the plurality of support elements being configured to shift between delivery and expanded configurations, wherein in the expanded configuration, the plurality of support elements forms an expanded cage to reshape the body lumen and form a working space; wherein at least one of the plurality of support elements is a tubular shaft having an opening proximate the working space; and a filament extending through the tubular shaft to a clip disposed outside the opening, the clip being manipulatable by the first working instrument.
Bibliography:Application Number: US201816209247