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Infusion set with liquid stop function

An infusion set and functional technology, applied in the field of medical devices, can solve the problems of high production cost, failure to stop liquid, complicated structure, etc., and achieve the effects of low production cost, good liquid stop effect and good effect.

Inactive Publication Date: 2016-06-15
周常
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

[0005] Although the above-mentioned patent can stop the liquid in time, its structure is relatively complicated and the production cost is high. At the same time, due to structural and material reasons, the liquid stop cannot be completely blocked, which will easily lead to the failure of the liquid stop over time. situation occurs

Method used

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  • Infusion set with liquid stop function
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  • Infusion set with liquid stop function

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Embodiment Construction

[0033] The embodiments of the present invention will be described in detail below with reference to the accompanying drawings, but the present invention can be implemented in many different ways defined and covered by the claims.

[0034] refer to Figure 1 to Figure 6 ,Such as figure 1 An infusion set with a liquid stop function is shown, wherein the infusion set includes a housing 10 , an upper cover 20 and a lower cover 30 .

[0035] Such as figure 2 and image 3 As shown, the housing 10 has an upper shell 11 with a middle hole and a lower shell 12 with a middle hole. The lower shell 12 has an annular outer wall 13, a first annular convex surface 14 and a second annular convex surface 15. The upper cover body 20 is accommodated in the upper shell 11, the upper cover 20 has an annular support wall 21 and a lower edge 24, the annular support wall 21 extends obliquely upward, and the lower edge 24 is connected to the lower end of the annular support wall 21, as figure 2 ...

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Abstract

The invention discloses an infusion set with a liquid stop function. The infusion set comprises a shell, an upper cover and a lower cover, wherein the shell is provided with an upper shell body with a center hole and a lower shell body with a center hole, and the lower shell body is provided with an annular outer wall, a first annular convex surface and a second annular convex surface; the upper cover is contained in the upper shell body and provided with an annular supporting wall and a lower edge, the lower edge is connected to the lower end of the annular supporting wall and provided with a lower edge concave surface, and the lower edge concave surface can abut against the annular outer wall; the lower cover is contained in the lower shell body and provided with a first lower cover cambered surface and a second lower cover cambered surface, the first lower cover cambered surface can abut against the first annular convex surface, and the second lower cover cambered surface can abut against the second annular convex surface. The infusion set is simple in structure, low in production cost, good in sealing performance and good in liquid stop effect.

Description

technical field [0001] The invention relates to the technical field of medical devices, in particular to an infusion set with the function of stopping liquid. Background technique [0002] China is a big infusion country in the world, and there is a great demand for the use of infusion sets. This will also lead to an increase in the probability of doctor-patient disputes due to improper manual operation during the use of infusion sets. During the use of infusion sets, often due to Improper use or negligent operation causes air bubbles to enter the infusion pipeline and enter the human body, which brings safety hazards to the human body. to psychological pressure. [0003] Chinese patent CN201220310016.9 discloses an automatic stop liquid device for an infusion set, which belongs to the technical field of medical devices. The utility model is characterized in that the dripping funnel of the infusion set is provided with a stopper, a cone connected to the stopper, a joint, a...

Claims

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Application Information

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Patent Type & Authority Applications(China)
IPC IPC(8): A61M5/40A61M5/14
CPCA61M5/40A61M5/14
Inventor 周常
Owner 周常
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