END-TO-END ANASTOMOSIS INSTRUMENT AND METHOD FOR PERFORMING SAME
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Accused Products
Abstract
A surgical instrument for performing an end-to-end anastomosis of first and second luminal structures includes a housing having an actuator attached thereto and a selectively removable loading unit attached to a distal end of the housing which supports any array of surgical fasteners at a distal end thereof. The surgical fasteners are simultaneously deformable upon activation of the actuator such that a distal end of each surgical fastener secures each end of each luminal structure to complete the end-to-end anastomosis wherein the resulting eversion is exterior to the luminal structures.
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Citations
41 Claims
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16-29. -29. (canceled)
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30. A surgical instrument for performing an end-to-end anastomosis of first and second luminal structures, comprising:
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a housing having an actuator attached thereto; a selectively removable loading unit attached to a distal end of said housing, the loading unit having a longitudinal axis defined therethrough, and including a distal end having an anvil portion and a plurality of elongated channels for supporting a corresponding plurality of surgical fasteners in an array-like and substantially uniform manner along a plane normal to the longitudinal axis, the surgical fasteners being simultaneously deformable upon activation of the actuator such that a distal end of each of the surgical fasteners secures each end of each luminal structure to complete the end-to-end anastomosis wherein the surgical fasteners include one end which is blunt and does not penetrate the first and second luminal structures; and wherein the loading unit includes the corresponding plurality of surgical fasteners and the elongated channels are positioned such that one distal end of the surgical fasteners penetrate at least one of the ends of one of the luminal structures. - View Dependent Claims (31, 32, 33, 34, 35, 36, 37, 38)
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39. A surgical instrument for performing an end-to-end anastomosis of first and second luminal structures, comprising:
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a housing having an actuator attached thereto; a selectively removable loading unit attached to a distal end of the housing, the loading unit supporting any array of surgical fasteners at a distal end thereof, the surgical fasteners including distal and proximal ends, the surgical fasteners being simultaneously deformable upon activation of the actuator such that a distal end of each of the surgical fasteners secures each end of each luminal structure to complete the end-to-end anastomosis; wherein a distal end of the loading unit includes a plurality of elongated channels for supporting the surgical fasteners, each of the plurality of elongated channels including a distal end and a proximal end, each distal end of each elongated channel being radially offset from each proximal end of each elongated channel such that the proximal and distal ends of the surgical fasteners are supported in a radially offset manner wherein the surgical fasteners include one end which is blunt and does not penetrate the first and second luminal structures; and wherein the loading unit includes the corresponding plurality of surgical fasteners and the elongated channels are positioned such that one distal end of the surgical fasteners penetrate at least one of the ends of one of the luminal structures - View Dependent Claims (40, 41)
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Specification