Four leaf spring structure of surgical instrument and its installation method

A surgical instrument and leaf spring technology, applied in the field of four-leaf spring structure of surgical instruments, can solve the problems of irrecoverable spring recovery, different structures and methods, complex structure design, etc., to achieve uniform force, high safety, and use. Long lasting effect

Active Publication Date: 2018-10-02
NINGBO XIJIAN MEDICAL TECH RES CO LTD
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

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Problems solved by technology

In this application, the later improved structure of the surgical forceps is disclosed, but in this structure, the resilience of the spring cannot be recovered due to deformation after use
[0004] The above patent applications are all different because of their technical solution purposes and technical problems to be solved, so their technical solutions include differences in structure and method, and they cannot be simply combined for this patent application, otherwise it will lead to structural design. Complicated, or impossible to implement, etc.

Method used

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  • Four leaf spring structure of surgical instrument and its installation method
  • Four leaf spring structure of surgical instrument and its installation method
  • Four leaf spring structure of surgical instrument and its installation method

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Embodiment Construction

[0027] In order to make the purpose, technical solution and advantages of the present application clearer, the technical solution of the present application will be clearly and completely described below in conjunction with specific embodiments of the present application and corresponding drawings. Apparently, the described embodiments are only some of the embodiments of the present application, rather than all the embodiments. Based on the embodiments in this application, all other embodiments obtained by persons of ordinary skill in the art without making creative efforts belong to the scope of protection of this application.

[0028] A four-leaf spring structure of a surgical instrument described in this application includes a first handle 5 and a second handle 6, a four-leaf spring mechanism is arranged between the two handles, and the four-leaf spring mechanism includes a guide reed 1, a The tight reed 2, the sliding reed 3 and the slider 4 connected between the tensionin...

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Abstract

The invention provides a four-spring structure of a surgical instrument. The four-spring structure comprises a first handle (5) and a second handle (6), and a four-spring mechanism is arranged between the two handles and comprises a guiding spring (1), a tensioning spring (2), a sliding spring (3) and a sliding block connected between the tensioning spring (2) and the sliding spring (3). The four-spring structure has the advantages that the recovery property is high, deformation is not prone to occur, stress is uniform in the stretching process, the service life is long, and the safety is high.

Description

technical field [0001] The present application relates to the field of medical instruments, especially a four-leaf spring structure of a surgical instrument and an installation method thereof, specifically a four-leaf spring structure of a surgical instrument, which is used in a surgical instrument. Background technique [0002] In the prior art, for example: Chinese patent application medical surgical forceps - 201410242230.9; an improved medical surgical forceps, including forceps head, forceps rod, forceps base, operating parts, transmission rods, movable parts, and the movable parts are connected to the transmission rod , the transmission rod is connected with the movable part on the pliers head, one end of the pliers rod is fixedly connected with the pliers seat 5 and the other end is fixedly connected with the fixed part of the pliers head, and the operating part 3 manipulates the movable part 1 through the transmission device to open and close the jaws of the surgical ...

Claims

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Application Information

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Patent Type & Authority Patents(China)
IPC IPC(8): A61B17/28
CPCA61B17/2812A61B17/2841A61B2017/2845
Inventor 宋建平
Owner NINGBO XIJIAN MEDICAL TECH RES CO LTD
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