ENDOSCOPIC METHODS AND DEVICES FOR TRANSNASAL PROCEDURES
First Claim
Patent Images
1. :
- A method for positioning a guide device useful for delivering at least one working device therethrough to deliver a working end portion of the at least one working device to a desired location within the ear, nose, throat or cranium of a human or animal patient, said method comprising the steps of;
inserting an endoscope into or through an endoscope channel of the guide device that includes an elongated shaft;
inserting the guide device into an internal space of the patient; and
viewing through the endoscope to guide positioning and delivery of the guide device to an intended location in the patient.
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Accused Products
Abstract
Medical devices, systems and methods that are useable to facilitate transnasal insertion and positioning of guidewires and various other devices and instruments at desired locations within the ear, nose, throat, paranasal sinuses or cranium. Direct viewing of such placements via an endoscope.
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Citations
54 Claims
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1. :
- A method for positioning a guide device useful for delivering at least one working device therethrough to deliver a working end portion of the at least one working device to a desired location within the ear, nose, throat or cranium of a human or animal patient, said method comprising the steps of;
inserting an endoscope into or through an endoscope channel of the guide device that includes an elongated shaft; inserting the guide device into an internal space of the patient; and viewing through the endoscope to guide positioning and delivery of the guide device to an intended location in the patient. - View Dependent Claims (3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18)
- A method for positioning a guide device useful for delivering at least one working device therethrough to deliver a working end portion of the at least one working device to a desired location within the ear, nose, throat or cranium of a human or animal patient, said method comprising the steps of;
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2. :
- The method of claim 2, wherein the guide device is inserted through a nostril of the patient.
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19. :
- A method for locating a sinus ostium, said method comprising the steps of;
inserting an endoscope through a nostril of a patient and advancing the endoscope toward a location of the sinus ostium; inserting a guidewire through the nostril and advancing a distal end portion of the guidewire distally of a distal end of the endoscope; and viewing, through the endoscope, the advancement of the distal end portion of the guidewire to facilitate guidance of the advancement of the guidewire along a desired path. - View Dependent Claims (20, 21, 22, 23)
- A method for locating a sinus ostium, said method comprising the steps of;
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24. :
- A method for treating a patient;
said method comprising the steps of;inserting an endoscope into or through an endoscope channel of a guide device that includes an elongated shaft; inserting the guide device through a nostril of the patient; advancing a distal end portion of the guide device toward a sinus ostium of the patient; advancing a distal end portion of the endoscope distally of the distal end portion of the guide device, and navigating the distal end portion of the endoscope through the sinus ostium, said navigating being assisted by visualization through the endoscope. - View Dependent Claims (25, 26, 27, 28, 29, 30, 31, 32)
- A method for treating a patient;
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33. -37. (canceled)
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38. :
- A guide device useable to position a working device at a desired location within the ear, nose, throat or cranium of a human or animal subject, said device comprising;
a transnasally insertable elongate shaft having a proximal end and a distal end; a first channel into which an endoscope may be inserted so that the endoscope may be used to view at least an area beyond the distal end of the shaft; and a second channel through which the working device may be advanced, wherein said first channel is statically located relative to said second channel. - View Dependent Claims (39, 40, 41, 42, 43, 44, 45, 46, 47, 48, 49, 50, 51, 52, 53)
- A guide device useable to position a working device at a desired location within the ear, nose, throat or cranium of a human or animal subject, said device comprising;
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54. -64. (canceled)
Specification