Patent ID: 7311673
Filing Date: 2007-12-25
Classification: A61B

Abstract:
1. A biopsy device comprising: a biopsy instrument suitable for collection of at least one tissue sample from a biopsy site in a body lumen, the biopsy instrument comprising, a holster, a housing mounted in the holster for reciprocating movement, a cutter drive motor in the housing, a power source within the housing and operably associated with the cutter drive motor, a switch operably associated with the cutter drive motor and the power source for energizing the motor, a hollow cutter rotatably driven by the cutter drive motor and rotatably mounted in the housing, a pusher rod reciprocably mounted to the housing and slidably received within the hollow cutter element, and the holster including a coupling mount for removably receiving a cutter introducer; wherein the cutter introducer is sized for receiving the biopsy instrument and comprises; a hollow handle adapted for engagement with the coupling mount; a hollow elongated sheath having an open distal end and an open proximal end and defining a cut-out at a distal end portion; a proximal end portion of the sheath fixed in the handle; and the housing reciprocably movable with respect to the holster and the handle to reciprocate the cutter within the cutter introducer.