Title:
外科用器具において組織と機械的妨害とを区別する装置および方法
Document Type and Number:
Japanese Patent JP6415908
Kind Code:
B2
Abstract:
A method for controlling a surgical instrument comprising; measuring a current draw of a motor coupled to a drive assembly for actuating an end effector of the surgical instrument to obtain a plurality of samples of the current draw, calculating a plurality of rate of change values based on the plurality of samples of the current draw, determining whether operation of the motor reached a mechanical limit based on a portion of the plurality of rate of change values being within a first range of rate of change values and determining whether operation of the motor is stable based on a portion of the plurality of rate of change values being within a second range of rate of change values.
Inventors:
Parag Supper
Application Number:
JP2014187528A
Publication Date:
October 31, 2018
Filing Date:
September 16, 2014
Export Citation:
Assignee:
Covidien Limited Partnership
International Classes:
A61B17/072
Domestic Patent References:
| JP2011078772A | ||||
| JP2011224368A | ||||
| JP2010253272A | ||||
| JP3047249A |
Foreign References:
| US7091683 |
Attorney, Agent or Firm:
Takeshi Oshio