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Puncture outfit

The technology of a puncture device and a puncture core is applied in the field of the puncture device, which can solve the problems of complicated operation and complicated structure, and achieve the effects of avoiding blocking the line of sight, convenient operation and preventing displacement.

Pending Publication Date: 2021-05-11
董雨欣
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

[0005] The defect of the prior art is that the hemostasis of the punctured damaged tissue is realized by means of balloon inflation, and its structure is complicated. During operation, the balloon needs to be filled with gas or liquid, and the operation is complicated.

Method used

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Examples

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Embodiment Construction

[0038] Embodiments of the present invention are described in detail below, and examples of the embodiments are shown in the drawings, wherein the same or similar reference numerals denote the same or similar elements or elements having the same or similar functions throughout. The embodiments described below by referring to the figures are exemplary only for explaining the present invention and should not be construed as limiting the present invention.

[0039] In the description of the present invention, it should be understood that the orientation descriptions, such as up, down, front, back, left, right, etc. indicated orientations or positional relationships are based on the orientations or positional relationships shown in the drawings, and are only In order to facilitate the description of the present invention and simplify the description, it does not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in ...

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Abstract

The invention discloses a puncture outfit, and aims to provide a puncture outfit which is simple in structure, convenient to operate and capable of playing a role in stopping bleeding for damaged tissues, and adopts the technical scheme that: the puncture outfit comprises a puncture cannula, a puncture core penetrates through the puncture cannula, one end of the puncture core is provided with a puncture part extending out of the puncture cannula, one end, close to the puncture part, of the puncture cannula is provided with an extrusion part which can be unfolded outwards, the extrusion part comprises at least two blades, one end of each blade is movably connected with the puncture cannula, and the blades are connected with the puncture core through a connecting assembly; when the connecting assembly is in a first preset state, the blades are connected with the puncture core; when the connecting assembly is in a second preset state, the blades are separated from the puncture core, and the blades are unfolded outwards. The invention belongs to the technical field of medical instruments.

Description

technical field [0001] The invention belongs to the technical field of medical instruments, and more specifically relates to a trocar. Background technique [0002] The trocar, combined with minimally invasive equipment, is a surgical instrument that provides instrument access for minimally invasive abdominal and pelvic surgery. [0003] Invention Patent Publication No. CN204581447U, which discloses a laparoscopic hemostatic puncture device, including a puncture cone and a puncture sleeve; The outside of the channel body with the support channel is provided with a flushing tube and an air / liquid port, and the flushing tube communicates with the support channel; a balloon is provided on the periphery of the puncture tube; an air / liquid pipeline is built in the wall of the puncture sleeve, and one end of the gas / liquid pipeline It communicates with the inflation / liquid port, and the other end communicates with the balloon. [0004] In the above-mentioned solution of a laparo...

Claims

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Application Information

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Patent Type & Authority Applications(China)
IPC IPC(8): A61B17/34A61B17/12
CPCA61B17/12A61B17/34A61B17/3403A61B17/3415A61B17/3421A61B17/3439A61B17/3478A61B2017/12004A61B2017/3405A61B2017/3441
Inventor 董高宏董雨欣
Owner 董雨欣
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