Rotating Knob Locking Mechanism For Surgical Stapling Device
2 Assignments
0 Petitions
Accused Products
Abstract
A surgical stapling device having a rotating knob locking mechanism, and a method of using the surgical stapling device is disclosed. The surgical stapling device includes a housing, an actuation member, an elongated body portion rotatably supported on the housing, and a locking mechanism for preventing the rotation of the elongate body portion, the locking mechanism being automatically engaged upon actuation of the actuation member. The stapling device further includes a knob for rotating the elongated body portion. The locking mechanism includes a pivotably mounted member configured to engage the knob. The stapling device may further include an articulating tool assembly and an articulation lever for articulating the tool assembly. The articulation lever may be disposed on the knob for rotating the elongated body portion.
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Citations
26 Claims
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1-18. -18. (canceled)
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19. A surgical stapling instrument, comprising:
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a handle assembly having a movable handle; a tool assembly having a plurality of surgical staples; an elongate shaft defining a longitudinal axis, the elongate shaft mounted with the handle assembly for rotation of the elongate shaft about the longitudinal axis; a firing member extending through the elongate shaft and being advanced when the movable handle is moved in a first direction to fire the surgical staples from the tool assembly; and a pivotable locking member having a surface for engagement by the firing member when the movable handle is moved in the first direction and a distal end that moves into engagement with the elongate shaft when the surface is engaged by the firing member. - View Dependent Claims (20, 21, 22, 23, 24, 25, 26)
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Specification