SURGICAL STAPLING DEVICES WITH IMPROVED ROTARY DRIVEN CLOSURE SYSTEMS

• Main Authors: GREGORY J BAKOS, JASON L HARRIS, SHELTON FREDERICK E IV
• Format: Patent
• Language: English; Japanese
• Published: 22.09.2023
• Subjects: DIAGNOSIS; HUMAN NECESSITIES; HYGIENE; IDENTIFICATION; MEDICAL OR VETERINARY SCIENCE; SURGERY

To provide a surgical instrument.SOLUTION: A surgical instrument includes: a first jaw; a second jaw pivotally attached to the first jaw for pivotal movement between an open position and a closed position; a rotary closure shaft; and a plurality of pivotally coupled closure links operatively associated with the rotating closure shaft and the second jaw, wherein the plurality of pivotally coupled closure links pivot the second jaw from the open position to the closed position when the rotary closure shaft rotates in the first rotational direction, and the plurality of pivotally coupled closure links pivot the second jaw to the open position when the rotary closure shaft rotates in the second rotational direction.SELECTED DRAWING: Figure 33 【課題】外科用器具を提供すること。【解決手段】外科用器具は、第１のジョーと、開放位置と閉鎖位置との間で枢動移動するように、前記第１のジョーに枢動可能に取り付けられた第２のジョーと、回転閉鎖シャフトと、複数の枢動可能に連結された閉鎖リンクであって、前記回転閉鎖シャフト及び前記第２のジョーと動作可能に連動し、前記回転閉鎖シャフトが第１の回転方向に回転する際に、前記複数の枢動可能に連結された閉鎖リンクが前記第２のジョーを前記開放位置から前記閉鎖位置へと枢動させ、前記回転閉鎖シャフトが第２の回転方向に回転すると、前記複数の枢動可能に連結された閉鎖リンクが前記第２のジョーを前記開放位置へと枢動させる、複数の枢動可能に連結された閉鎖リンクと、を含む。【選択図】図３３