CN220002614U - Injection device for avoiding confusion errors - Google Patents

Abstract

The utility model relates to the technical field of radioactive medicine production, in particular to an injection device capable of avoiding confusion errors, which comprises a needle cylinder, a needle head, a needle seat, a piston push rod and a label, wherein scale marks are arranged on the outer surface wall of the needle cylinder, the needle seat is arranged at a liquid outlet of the needle cylinder, the needle head is connected with the needle head in a detachable mode, the piston push rod is matched with the needle cylinder, the label is arranged on the needle cylinder, both ends of the label are provided with extension parts, the extension parts are colored areas, the colored areas are concave, and the label is provided with a text area.

Description

Injection device for avoiding confusion errors

Technical Field

The utility model relates to the technical field of radiopharmaceutical production, in particular to an injection device capable of avoiding confusion errors.

Background

Technetium instant marked medicine has relatively simple production process and similar medicine property and process, so that the technetium instant marked medicine is produced in collinear production mode.

In the production process, the disposable sterile syringes used in the split charging stage are provided with inner labels of corresponding products, the syringes of partial varieties are not physically separated, the split charging is directly carried out by operators during split charging, the split charging cannot be carried out one by one, the split charging cannot be easily carried out, the split charging is easy to be confused, the medicaments are colorless clear liquid, the split charging cannot be distinguished from the appearance, and the split charging medicaments are inconsistent with the labels.

Disclosure of Invention

The utility model aims to provide an injection device for avoiding confusion errors, which aims to solve the technical problems that in the prior art, in the production process, inner labels attached with corresponding products on disposable sterile injectors used in the split charging stage are all placed in a tray, partial types of injectors are not physically separated, split charging is directly carried out by operators in split charging, the split charging cannot be usually carried out one by one, confusion use is easy to cause, the medicines are colorless clear liquid and cannot be distinguished from the appearance, and the split charging medicines are inconsistent with the labels.

In order to achieve the above purpose, the injection device for avoiding confusion errors comprises a needle cylinder, a needle head, a needle seat, a piston push rod and a label, wherein scale marks are arranged on the outer surface wall of the needle cylinder, the needle seat is arranged at a liquid outlet of the needle cylinder, the needle head is detachably connected with the needle head, the piston push rod is matched with the needle cylinder, the label is arranged on the needle cylinder, extension parts are arranged at two ends of the label, the extension parts are coloring areas, the coloring areas are concave, and the label is also provided with a text area.

The injection device for avoiding confusion errors further comprises a circular ring, and the circular ring is fixedly connected with the outer surface wall of the needle cylinder.

The injection device capable of avoiding confusion errors further comprises a pressing block, and the pressing block is fixedly connected with one end, far away from the needle cylinder, of the piston push rod.

Wherein, be provided with a plurality of cambered surface departments on the piston push rod.

According to the injection device for avoiding confusion errors, the labels are arranged, the extending parts are arranged at the two ends of the labels, color marks at the two extending parts are consistent with the colors of the main bodies representing different product information in the labels, the protective containers filled with technetium instant marked semi-finished products of the medicines are attached to the labels of the same color type corresponding to the disposable sterile syringes in the production process, as the extending parts are arranged at the two ends of the labels, when the labels encircle the protective containers filled with the technetium instant marked semi-finished products and the corresponding syringes, color information can be directly seen from a plurality of left and right visual angles, when an operator unconsciously grabs disposable syringes with different color marks, the effective information of the syringes and the protective containers filled with the technetium instant marked semi-finished products can be rechecked immediately, and whether the protective containers are matched with each other or not is judged, in this way, more obvious marks are adopted, the color comparison method is used in the packaging stage, the use efficiency is more convenient, the use of the syringe is improved, the safety risk is reduced, the safety risk is not exposed, and the medicine is not exposed.

Drawings

In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings that are required in the embodiments or the description of the prior art will be briefly described, it being obvious that the drawings in the following description are only some embodiments of the utility model, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.

Fig. 1 is a schematic diagram of the structure of an injection device for preventing confusion errors according to the present utility model.

Fig. 2 is a partial schematic view of an injection device of the present utility model for preventing confusion errors.

Fig. 3 is a schematic structural view of the label of the present utility model.

1-needle cylinder, 2-needle head, 3-needle seat, 4-piston push rod, 5-label, 6-coloring area, 7-character area, 8-scale mark, 9-ring, 10-pressing block and 11-cambered surface.

Detailed Description

Embodiments of the present utility model are described in detail below, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to like or similar elements or elements having like or similar functions throughout. The embodiments described below by referring to the drawings are illustrative and intended to explain the present utility model and should not be construed as limiting the utility model.

Referring to fig. 1 to 3, fig. 1 is a schematic structural diagram of an injection device for avoiding confusion errors according to the present utility model, fig. 2 is a schematic structural diagram of a part of an injection device for avoiding confusion errors according to the present utility model, fig. 3 is a schematic structural diagram of a label according to the present utility model, the present utility model provides an injection device for avoiding confusion errors, which comprises a syringe 1, a needle head 2, a needle seat 3, a plunger rod 4 and a label 5, wherein a scale mark 8 is arranged on an outer surface wall of the syringe 1, the needle seat 3 is arranged at a liquid outlet of the syringe 1, the needle head 2 is detachably connected with the needle head 2, the plunger rod 4 is adapted to the syringe 1, the label 5 is arranged on the syringe 1, extensions are arranged at two ends of the label 5, the extensions are colored areas 6, the colored areas 6 are concave, and the label 5 is also provided with a text area 7.

In this embodiment, by setting the label 5 and setting extension parts at two ends of the label 5, color marks at two extension parts are consistent with the color of the main body representing different product information in the label 5, and attaching the protective container filled with technetium instant marked semi-finished product and the corresponding disposable sterile syringe with the same color type to the label 5 in the production process, because both ends of the label 5 are provided with the extension parts, when the label 5 surrounds the protective container filled with technetium instant marked semi-finished product and the corresponding syringe 1, color information can be directly checked from a plurality of left and right views, and when an operator carelessly grabs disposable syringe 1 with different color marks unconsciously, the matching of the effective information of the protective container filled with technetium instant marked semi-finished product and the medicine can be immediately completed, and whether the protective container is mutually matched can be judged, so that a more obvious mark is adopted in this way, the color is used in the comparison stage, the use of the protective container is more convenient, the use of the syringe 1 is ensured, the risk of safety and the risk of using can be reduced, and the safety and the risk of the drug can be reduced.

Further, the injection device for avoiding confusion errors further comprises a circular ring 9, and the circular ring 9 is fixedly connected with the outer surface wall of the needle cylinder 1.

In this embodiment, by providing the ring 9, the ring 9 can be used for the index finger and the middle finger to hold and apply force during injection.

Further, the injection device for avoiding confusion errors further comprises a pressing block 10, and the pressing block 10 is fixedly connected with one end of the piston push rod 4 away from the needle cylinder 1.

In the present embodiment, by providing the pressing block 10, the piston rod 4 can be more conveniently pressed to perform injection.

Further, a plurality of cambered surface positions 11 are arranged on the piston push rod 4.

In the present embodiment, by providing a plurality of the cambered surface portions 11, the piston rod 4 can be more conveniently held at the time of injection.

The above disclosure is only a preferred embodiment of the present utility model, and it should be understood that the scope of the utility model is not limited thereto, and those skilled in the art will appreciate that all or part of the procedures described above can be performed according to the equivalent changes of the claims, and still fall within the scope of the present utility model.

Claims (4)

1. An injection device for avoiding confusion errors, characterized in that,

the needle seat is arranged at the liquid outlet of the needle cylinder, the needle head is connected with the needle head in a detachable mode, the piston push rod is matched with the needle cylinder, the label is arranged on the needle cylinder, extension parts are arranged at two ends of the label, the extension parts are colored areas, the colored areas are concave, and the label is further provided with a text area.

2. An injection device for avoiding confusion errors according to claim 1, wherein,

the injection device for avoiding confusion errors further comprises a circular ring, and the circular ring is fixedly connected with the outer surface wall of the needle cylinder.

3. An injection device for avoiding confusion errors according to claim 2, wherein,

the injection device capable of avoiding confusion errors further comprises a pressing block, and the pressing block is fixedly connected with one end, far away from the needle cylinder, of the piston push rod.

4. An injection device for avoiding confusion errors according to claim 3, wherein,

the piston push rod is provided with a plurality of cambered surfaces.