US Patent 10307159 Surgical instrument handle assembly with reconfigurable grip portion

A handle assembly for a surgical instrument is disclosed. In at least one form, the handle assembly comprises a primary housing portion that is configured to be operably coupled to a portion of a surgical tool assembly. At least one drive system is operably supported by the handle assembly and is configured to selectively apply at least one drive motion to the surgical tool assembly that is coupled thereto. A grip portion is movably coupled to the primary housing portion and is selectively movable to a plurality of grip positions relative to the primary housing portion. A grip locking system interfaces with the primary housing portion and the grip portion to selectively releasably retain the grip portion in any one of the plurality of grip positions.