CN217697510U - Puncture-proof infusion needle head protective sleeve - Google Patents

Abstract

The utility model belongs to the technical field of the medical supplies technique and specifically relates to a prevent infusion syringe needle protective sheath that stabs, including a protection section of thick bamboo, the shifting chute has been seted up to a protection section of thick bamboo one side, and the inside infusion needle that is provided with of a protection section of thick bamboo, infusion needle include adapter and syringe needle, protection section of thick bamboo upper end is rotated and is connected with the spacing ring, the spacing ring middle part is run through and is seted up the circular slot that supplies the infusion pipe to pass through, breach is seted up to circular slot one side, the lower extreme fixedly connected with under ring of a protection section of thick bamboo, the middle part of under ring is run through and has been seted up the trompil, and the under ring up end inlays and is provided with the annular ring, the utility model discloses simple structure is through inserting the syringe needle in the annular ring on the under ring to form sealed protection to syringe needle department, avoids the syringe needle stabs, through rotatory spacing ring when protecting, forms the dislocation between breach on the spacing ring and the shifting chute, can avoid droing of a protection section of thick bamboo to lead to spilling, realizes the effectual protection that the infusion needle is firm.

Description

Puncture-proof infusion needle head protective sleeve

Technical Field

The utility model relates to the technical field of medical supplies, in particular to a puncture-proof transfusion needle head protective sleeve.

Background

The intravenous infusion is a method for inputting a large amount of sterile liquid, electrolyte and medicine into a body from veins by utilizing the principles of atmospheric pressure and hydrostatic pressure, an intravenous infusion needle is used for connecting an injector, an infusion apparatus and an infusion set for intravenous infusion liquid medicine and blood transfusion, when the existing infusion needle is used and pulled out, the existing infusion needle does not have a special protection component, and can cause puncture injury to medical personnel without paying attention to the medical personnel, even if a needle cap is additionally arranged, the needle cap is likely to fall off in the post-treatment process to cause secondary injury, the patent No. CN206548929U, named as a disposable puncture-proof infusion needle head, discloses a Chinese utility model patent which comprises a protective cap and an infusion needle which are connected at the tail end of an infusion tube, the infusion needle is arranged in the protective cap in a penetrating way, the head end of the protective cap is open, the tail end of the protective cap is provided with a boosting handle, the outer wall of the protective cap is provided with a protective cap chute along the head-tail direction, the needle cap is sleeved on the infusion needle cap, the tail end of the infusion needle tube, the infusion needle is provided with an infusion linking head penetrating through the protective needle tube, and the infusion needle tube; one side of the head end and the tail end of the protective cap sliding groove of the protective cap is provided with an upper clamping groove and a lower clamping groove which are vertical to the protective cap sliding groove and can limit the infusion needle handle; the protection cap spout head of helmet, tail end opposite side are equipped with carve to the slide wedge spring towards the helmet spout of corresponding upper and lower draw-in groove, protect syringe needle department through the helmet, but its when realizing the protection, the helmet lower extreme can not play sealed and guard action to syringe needle department, and under the exogenic action, the block of infusion needle handle and upper and lower draw-in groove drops easily, and the syringe needle spills easily, leads to the not good of protective effect.

There is therefore a need for a puncture resistant infusion needle shield that ameliorates the above problems.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a prevent infusion syringe needle protective sheath of stabbing to solve the problem that provides among the above-mentioned background art.

In order to achieve the above purpose, the utility model provides a following technical scheme:

the utility model provides a prevent infusion syringe needle protective sheath that stabs, includes a protection section of thick bamboo, and the shifting chute has been seted up to protection section of thick bamboo one side, and the inside transfusion needle that is provided with of protection section of thick bamboo, the transfusion needle includes adapter and syringe needle, protection section of thick bamboo upper end is rotated and is connected with the spacing ring, the spacing ring middle part is run through the circular slot of seting up the feed pipe and passing through, breach has been seted up to circular slot one side, the lower extreme fixedly connected with bottom ring of a protection section of thick bamboo, the middle part of bottom ring is run through and has been seted up the trompil, and the bottom ring up end is inlayed and is provided with the annular ring, and the spacing ring wholly has the extensibility, can put into protection section of thick bamboo with transfusion needle and transfer line inside, and the needle handle removes at the shifting chute, and the syringe needle is inserted with the annular ring and is closed, seals up the formation protection to the syringe needle end, and more prior art can avoid the syringe needle to expose.

As the utility model discloses preferred scheme, the trompil is the round platform form of invering, and trompil lower extreme diameter is less than the diameter of adapter lower extreme, and the trompil can carry on spacingly to the line connection.

As the preferred proposal of the utility model, the width of the spacing ring is larger than the thickness of the needle handle fixedly connected with one side of the joint head.

As the utility model discloses preferred scheme, the annular ring adopts foam or rubber material to make, and the syringe needle uses up the back to its slope, makes it insert annular ring inside can.

As the utility model discloses preferred scheme, a protection section of thick bamboo, spacing ring and bottom ring all adopt the pharmaceutical grade plastics material to make.

Compared with the prior art, the beneficial effects of the utility model are that:

the utility model discloses simple structure is through inserting the syringe needle in the ring goes up the annular ring on the ring to form sealed protection to syringe needle department, avoid the syringe needle to stab, through rotatory spacing ring when protecting, form the dislocation between breach on the spacing ring and the shifting chute, can avoid droing of a protection section of thick bamboo to lead to the syringe needle to spill, realize the firm effectual protection to the transfusion needle.

Drawings

Fig. 1 is a schematic perspective view of the present invention;

FIG. 2 is a schematic view of the present invention when protecting the infusion needle;

FIG. 3 is a schematic view of the infusion needle of the present invention in use.

In the figure: the syringe comprises a protective cylinder 1, a limiting ring 2, a bottom ring 3, a moving groove 4, an opening 5, an annular ring 6, a circular groove 7, a notch 8, a joint head 9 and a syringe needle 10.

Detailed Description

The technical solution in the embodiments of the present invention will be clearly and completely described below in conjunction with the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, rather than all embodiments, and all other embodiments obtained by a person of ordinary skill in the art without creative work belong to the scope of the present invention based on the embodiments of the present invention.

In order to facilitate understanding of the present invention, reference will now be made to the more complete description of the present invention. Several embodiments of the present invention are presented. The invention may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete.

It will be understood that when an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. The terms "vertical," "horizontal," "left," "right," and the like are used herein for purposes of illustration only.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used in the description of the invention herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.

Referring to fig. 1-3, the present invention provides a technical solution:

in the embodiment, please refer to fig. 1, 2 and 3, a puncture-proof infusion needle protective sleeve comprises a protective barrel 1, a moving groove 4 is arranged on one side of the protective barrel 1, an infusion needle is arranged in the protective barrel 1 and comprises a joint 9 and a needle head 10, the upper end of the protective barrel 1 is rotatably connected with a limiting ring 2, a circular groove 7 for a infusion tube to pass through is arranged in the middle of the limiting ring 2, a notch 8 is arranged on one side of the circular groove 7, the limiting ring 2 has extensibility integrally, the infusion needle and the infusion tube can be placed in the protective barrel 1, a needle handle moves in the moving groove 4, a bottom ring 3 is fixedly connected with the lower end of the protective barrel 1, an opening 5 is arranged in the middle of the bottom ring 3 in a penetrating manner, an annular ring 6 is embedded on the upper end surface of the bottom ring 3, and the opening 5 is in an inverted circular truncated cone shape, the syringe needle closes with 6 insets of annular ring, seal the formation protection to the syringe needle end, compared with the prior art, can avoid the syringe needle to expose, simultaneously, rotate spacing ring 2, make breach 8 and shifting chute 4 dislocation, carry out spacing seal to shifting chute 4 upper end, avoid the removal of needle handle, and the diameter of trompil 5 lower extreme is less than the diameter of adapter 9 lower extreme, trompil 5 can carry out spacingly to adapter 9, the width of spacing ring 2 is greater than the thickness of the needle handle of adapter 9 one side fixed connection, annular ring 6 adopts foam or rubber material to make, the syringe needle makes after using up to its slope, make it insert annular ring 6 inside can, protective cylinder 1, spacing ring 2 and bottom ring 3 all adopt medical grade plastic material to make.

The working principle is as follows: during the use, put into protection section of thick bamboo 1 inside with the transfusion needle through breach 8 and shifting chute 4, when using the transfusion needle, with protection section of thick bamboo 1 rebound, the syringe needle spills, trompil 5 can carry on spacingly to line connection 9, after using and accomplishing, move protection section of thick bamboo 1 down, hour syringe needle is hidden in protection section of thick bamboo 1 inside, slope the transfusion needle, insert the syringe needle inside annular ring 6 and fix, at this moment, rotate spacing ring 2, make breach 8 and shifting chute 4 on the spacing ring 2 stagger, form spacingly to shifting chute 4 upper end, even if receiving under the external force condition, also can guarantee the stability of transfusion needle position.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims (5)

1. The utility model provides a prevent infusion syringe needle protective sheath of stabbing, includes a protection section of thick bamboo (1), has seted up shifting chute (4) on one side of a protection section of thick bamboo (1), and a protection section of thick bamboo (1) is inside to be provided with the infusion needle, and the infusion needle includes adapter (9) and syringe needle (10), its characterized in that: the utility model discloses a protection tube, including a protection tube (1), spacing ring (2), breach (8) have been seted up to round groove (7) that the feed pipe passed through are run through at spacing ring (2) middle part, breach (8) have been seted up to round groove (7) one side, the lower extreme fixedly connected with bottom ring (3) of a protection tube (1), the middle part of bottom ring (3) is run through and has been seted up trompil (5), and bottom ring (3) up end is inlayed and is provided with annular ring (6).

2. The anti-puncture infusion needle protection sleeve according to claim 1, characterized in that: the opening (5) is in an inverted round table shape, and the diameter of the lower end of the opening (5) is smaller than that of the lower end of the joint head (9).

3. A puncture resistant infusion needle protective sheath according to claim 1, wherein: the width of the limiting ring (2) is larger than the thickness of the needle handle fixedly connected with one side of the joint head (9).

4. The anti-puncture infusion needle protection sleeve according to claim 1, characterized in that: the annular ring (6) is made of foam or rubber.

5. The anti-puncture infusion needle protection sleeve according to claim 1, characterized in that: the protective cylinder (1), the limiting ring (2) and the bottom ring (3) are all made of medical grade plastic materials.

Images