Atherectomy devices and methods

a technology of atherectomy and lumen, which is applied in the field of treatment of occluded body lumens, can solve the problems of unacceptably high rate of restenosis, barotrauma to the vessel, and the embolization of a downstream vessel, and achieve the effect of better visualizing the obstruction

a technology of atherectomy and lumen, which is applied in the field of treatment of occluded body lumens, can solve the problems of unacceptably high rate of restenosis, barotrauma to the vessel, and the embolization of a downstream vessel, and achieve the effect of better visualizing the obstruction

US20080045986A1Inactive Publication Date: 2008-02-21ATHEROMED
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  • Atherectomy devices and methods
  • Atherectomy devices and methods
  • Atherectomy devices and methods

Examples

Experimental program
Comparison scheme
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Embodiment Construction

[0067]FIG. 1A illustrates an exemplary variation of a device 100 according to the present invention. As shown the device 100 includes a cutter assembly 102 affixed to a catheter or catheter body 120. As shown, the catheter body may be optionally located within an outer sheath 122. It is noted that the cutter assembly shown in the figures exemplary purposes only. Any cutter assembly may be combined with the other aspects the system The variations of cutter assemblies discussed herein, can be combined with other aspects of the system.

[0068]FIG. 1B illustrates an exploded view of the device 100 of FIG. 1A. As shown, in this variation the cutter assembly 102 includes a housing 104 with a plurality of openings 106. However, additional cutter assembly configurations (as noted below) are combinable with the various aspects of the device configurations discussed herein.

[0069] In the illustrated variation, a cutter 108 is located within the housing 104. This cutter 108 includes one or more...

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Abstract

The devices and methods generally relate to treatment of occluded body lumens. In particular, the present devices and method relate to removal of the occluding material from the blood vessels as well as other body lumens.

Description

CROSS-REFERENCE TO RELATED APPLICATIONS [0001] This application is a continuation in part of U.S. application Ser. No. 11 / 567,715, entitled “Atherectomy Devices and Methods” filed Dec. 6, 2006 which is a continuation of U.S. application Ser. No. 11 / 551,191 entitled “Atherectomy Devices and Methods” filed Oct. 19, 2006 which is a non-provisional of U.S. Provisional Application Ser. No. 60 / 806,417 entitled “Atherectomy Device” filed Jun. 30, 2006 and is a non-provisional of U.S. Provisional Application Ser. No. 60 / 820,475 entitled “Atherectomy Device” filed Jul. 26, 2006, the entirety of each of which are hereby incorporated reference.BACKGROUND OF THE INVENTION [0002] 1. Field of the Invention [0003] The devices and methods described below generally relate to treatment of occluded body lumens. In particular, the present devices and method relate to removal of the occluding material from the blood vessels as well as other body lumens. [0004] 2. Description of the Background Art [0005]...

Claims

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Application Information

Patent Timeline
21 Feb 2008
Publication
US20080045986A1
IPC
A61B17/22
CPC
A61B17/320758; A61B2017/003; A61B2017/00685; A61B2017/22039; A61B2017/00331; A61B2017/22068; A61B2017/22094; A61B2017/320775
Inventors
TO, JOHN; DANEK, CHRISTOPHER JAMES