Swinging and rotating structure of laparoscopic cutting stapler

By designing a swing and rotational structure of a laminoscopic cutting stapler, the problem of difficulty in achieving 360-degree rotation and left and right swing in the articular head in the prior art is solved, and a more flexible and convenient surgical operation is achieved.

CN114795343BActive Publication Date: 2025-03-21SHANGHAI TOPSUPER MEDICAL TECHNOLOGY CO LTD
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Patent Information

Application Number
CN202110116164.0
Authority / Receiving Office
CN · China
Patent Type
Patents(China)
Current Assignee / Owner
Filing Date
2021-01-28
Publication Date
2025-03-21
Estimated Expiration
2041-01-28

AI Technical Summary

Technical Problem

In the prior art, it is difficult to achieve 360 ​​degrees of rotation and left and right swing, which limits the doctor's operational flexibility during surgery.

Method used

A swing and rotating structure of a laminoscope cutting stapler is designed, including a housing, a rotating handle, an outer sleeve, a support rod, an upper support, a lower support, a steering pull rod, an upper steering joint and a lower steering joint. Through the synergistic effect of these components, the 360-degree rotation and left and right swing of the joint head are achieved.

Benefits of technology

It realizes 360-degree rotation and left and right swing of the joint head, improving the flexibility and convenience of the doctor during surgery, and is suitable for various cutting and anastomosis surgeries.

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Abstract

The present invention provides a swing and rotation structure of a laparoscopic cutting stapler, comprising: a housing, the housing comprising an outer shell and an inner shell, a rotating handle mounted on the inner shell; an outer sleeve inserted into the interior of the rotating handle, the outer sleeve provided with an axial passage for a pipe fitting, each outer tube groove of the outer sleeve provided with a groove bottom through hole; two clamping parts clamping the outer sleeve; a support rod inserted into the interior of the outer sleeve, two receiving clamping parts provided on the outer side surface of the support rod; the two clamping parts clamping the support rod; a receiving groove is also provided on the support rod; an upper protrusion is provided at the front end of the upper support member, and a lower protrusion is provided at the front end of the lower support member; a steering rod is located between the upper support member and the lower support member; the side surface of the front end of the steering rod is connected to a rotating shaft; the rear end of the steering rod is connected to a swing driving component; the rotating shaft passes through an upper steering joint and a lower steering joint; the front end of the sleeve connector is hinged to the rear end of the joint head. The present invention can realize driving the joint head to rotate 360 ​​degrees, and drive the joint head to swing synchronously.
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