Expandable brachytherapy apparatus and methods for using them

Number of patents in Portfolio can not be more than 2000

United States of America Patent

PATENT NO 8771161
APP PUB NO 20100099939A1
SERIAL NO

12642626

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Abstract

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Apparatus for delivering brachytherapy to a target tissue region includes an elongate body including a proximal end, a distal end sized for introduction into a tissue tract and carrying a plurality of elongate members including pathways for receiving a source of radiation. The elongate members are movable between collapsed and expanded configurations. During use, a tract is created through tissue, and the elongate body carrying the elongate members is advanced through the tract into a target location with the elongate members in the collapsed configuration. The elongate members are directed to the expanded configuration at the target location, and radiation is delivered to treat tissue at the target location, e.g., by introducing one or more radiation sources along the pathways. The apparatus may include features to prevent overexpansion of the elongate members and/or to facilitate rapid collapse of the elongate members.

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Patent Owner(s)

  • CIANNA MEDICAL, INC.

International Classification(s)

Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Hermann, George D Portola Valley, US 159 14484
Sutton, Doug S Pacifica, US 11 343

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