Patent ID: 7691110

Claim:
A snare injection device for performing an endoscopic procedure to remove targeted tissue, the device comprising: a) an elongated member having a first channel and a second channel separated by a plastic membrane; b) a needle system for inserting a needle into said target tissue, said needle system comprising a needle, a hollow actuator tube, and a tube handle, wherein said tube is inserted through said first channel; c) a snare system for transecting said targeted tissue, said snare system comprising a snare apparatus, an actuating cable, and a snare handle, wherein said cable is inserted through said second channel; d) a base, wherein said tube and said cable are routed therethrough; and e) a flexible needle housing positioned between said needle and said elongated member when said needle is in a relaxed position; f) wherein said needle housing has a continuous inner surface and prevents said needle from penetrating said plastic membrane; g) further wherein said needle housing is disposed within a distal end of said first channel such that a cross-sectional area of said first channel is non-collapsible and greater than a cross-sectional area of said second channel along an entire length of said needle housing, and a cross-sectional area of said first channel is collapsible along at least a length of said elongated member proximal said needle housing.