Surgical instrument including a powered articulation system

By introducing a rapid jaw closure system, a high-load jaw clamping system, and a staple firing system into surgical cutting and suturing instruments, combined with a curved platform surface and protrusions, the problem of unstable staple cartridge and anvil engagement was solved, enabling efficient and reliable tissue cutting and suturing operations.

CN115052532BActive Publication Date: 2026-05-26CILAG GMBH INTERNATIONAL
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Patent Information

Authority / Receiving Office
CN · China
Patent Type
Patents(China)
Current Assignee / Owner
CILAG GMBH INTERNATIONAL
Filing Date
2020-12-11
Publication Date
2026-05-26

AI Technical Summary

Technical Problem

Existing surgical cutting and suturing instruments are difficult to operate efficiently and reliably when cutting and suturing tissues, especially due to instability and inconsistency in the coordination of the staple cartridge and anvil and in the staple firing process.

Method used

A surgical cutting and suturing instrument was designed, employing a rapid jaw closure system, a high-load jaw clamping system, and a nail firing system. Combined with a curved platform surface and protrusions extending from it, it ensures a stable fit between the nail cartridge and the anvil, and maintains precise control of the feature structure and firing component through an actuator, achieving reliable nail firing.

Benefits of technology

It improves the stability of the staple cartridge and anvil and the reliability of staple firing, ensuring the efficiency and consistency of the cutting and suturing process and enhancing the operability and controllability of the instrument.

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Abstract

This invention discloses a surgical instrument comprising an end effector and an articulation joint configured to allow the end effector to joint in place. The surgical instrument also includes an articulation drive system driven by at least one electric motor for performing articulation on the end effector.
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