专利名称：Apparatus and method for differentiating
between tissue and mechanical obstructionin a surgical instrument
发明人：Sapre, Parag申请号：EP14185097.4申请日：20140917公开号：EP2851009A1公开日：20150325
摘要：A surgical instrument is provided. The surgical instrument includes: a handleassembly; a jaw assembly comprising a staple cartridge containing a plurality of staplesand an anvil to form the plurality of staples upon firing; a drive assembly at least partiallylocated within the handle and connected to the jaw assembly and the lockout mechanism;a motor disposed within the handle assembly and operatively coupled to the driveassembly; and a controller operatively coupled to the motor, the controller configuredto control supply of electrical current to the motor and to monitor a current draw of themotor, wherein the controller is further configured to terminate the supply of electricalcurrent to the motor in response to a rate of change of the current draw indicative of amechanical limit of at least one of the jaw assembly, the drive assembly, or the motor.
申请人：Covidien LP
地址：15 Hampshire Street Mansfield, MA 02048 US
国籍：US
代理机构：Soames, Candida Jane
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