Methods and apparatus for treating disorders of ear nose and throat
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A device and subject technology, applied in the fields of rhinoscopy, application, medical science, etc., can solve the problems of obstructing the visualization of the maxillary sinus orifice and the ethmoid bleb of the anatomical deep structure of rigid instruments
Active Publication Date: 2011-08-17
ACCLARENT INC
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Indeed, in most conventional FESS procedures, if the uncinate process is allowed to be preserved, this would preclude endoscopic ...
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[0059] The following detailed description, drawings and above description of the drawings are intended to describe some, but not necessarily all, examples or implementations of the invention. This detailed description and drawings are provided primarily for illustrative purposes and should not be construed as limiting the scope of the invention described by the claims. Although Balloon Sinuplasty is sometimes mentioned in this note TM paranasal sinus surgery, but many embodiments of the present invention can be used to perform any other paranasal sinus surgery.
[0060] The devices disclosed herein may be used alone or in various combinations to perform various procedures including, but not limited to, various procedures within and / or within the openings of the paranasal sinuses. As used herein, unless otherwise indicated, the term "opening of a paranasal sinus" shall include any opening in a paranasal sinus or air cell, including (but not limited to): natural ostium, natural...
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Abstract
The present invention discloses a device (400) for dilating an ostium of a paranasal sinus of a human or animal subject including: a handle (402); an elongate shaft (414) having a proximal end coupled with the handle and extending to a distal end; a guidewire (410) disposed through at least a portion of the shaft lumen; a dilator having a non-expanded configuration and an expanded configuration; and a slide member (406) coupled with at least one of the guidewire or the dilator through the longitudinal opening (408) of the shaft for advancing the guidewire and/or the dilator relative to the shaft.
Description
[0001] Cross references to related patent applications [0002] This application is a continuation-in-part of U.S. Patent Application Serial No. 11 / 193,020, filed July 29, 2005, which is U.S. Patent Application Serial No. 10 / 829,917, filed April 21, 2004, filed September 2004 Portions of U.S. Patent Application Serial No. 10 / 944,270, filed April 17, 2005, U.S. Patent Application Serial No. 11 / 116,118, filed April 26, 2005, and U.S. Patent Application Serial No. 11 / 150,847, filed June 10, 2005 Continuing the application, each of these patent applications is expressly incorporated herein by reference. This patent application claims priority to Provisional Application Serial No. 61 / 098,157, filed September 18, 2008, the contents of which are incorporated by reference. technical field [0003] The present invention generally relates to medical devices and methods. More particularly, the present invention relates to devices and methods for accessing and dilating the openings of t...
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