CN219022309U

CN219022309U - Penicillin bottle dispensing needle

Info

Publication number: CN219022309U
Application number: CN202221787040.1U
Authority: CN
Inventors: 许淑涵; 束美燕; 詹李芳; 任佳仪; 王彩仙; 陈琴
Original assignee: Individual
Current assignee: Individual
Priority date: 2022-07-12
Filing date: 2022-07-12
Publication date: 2023-05-16
Anticipated expiration: 2032-07-12

Abstract

The utility model relates to the technical field of medical instruments, in particular to a penicillin bottle dispensing needle. Comprises a handle and a needle tube, wherein the needle tube penetrates through the handle to form a first needle head and a second needle head which are respectively arranged at two ends of the handle. Compared with the prior art, the utility model has the beneficial effects that: the medical needle is simple in structure and easy to operate, has lower consumable cost than a disposable syringe, and remarkably reduces the exposure time of the needle head to the outside when carrying out clinical operation of adding the powder medicine packaged by the penicillin bottle into an infusion bag, and reduces the pollution probability of medicines, the contact risk of medical staff and toxic medicines and the probability of the medical staff being injured by needling.

Description

Penicillin bottle dispensing needle

Technical Field

The utility model relates to the technical field of medical instruments, in particular to a penicillin bottle dispensing needle.

Background

In view of the fact that the penicillin bottles for packaging the powdery medicines are all sealed by negative pressure, in the clinical operation of adding the powdery medicines packaged by the penicillin bottles into the infusion bags, in the prior art, an injector is mostly adopted to establish intermediate connection between the penicillin bottles and the infusion bags, firstly, proper solvent liquid is extracted from the medicine injection port of the infusion bags by the injector, then the solvent liquid is injected into the penicillin bottles by the injector to enable the powdery medicines to be dissolved into liquid medicine, and finally, the liquid medicine is pumped from the penicillin bottles by the injector to be injected into the medicine injection port of the infusion bags.

In practice, the applicant found that in the above-mentioned dosing mode adopted in the prior art, the syringe can only be used as a disposable consumable, and the syringe needs to be switched between the liquid bottle and the penicillin bottle for a plurality of times, and the needle is exposed to the outside for a plurality of times in the early switching process.

Obviously, the dosing mode adopted in the prior art increases the cost of clinical consumables, the probability of drug pollution, the contact risk of medical staff and toxic drugs and the probability of needle penetration injury of the medical staff.

Disclosure of Invention

Aiming at a plurality of defects in the prior art, the utility model provides a penicillin bottle dispensing needle, which is used for replacing a disposable injector with lower consumable cost when clinical operation of adding a powdery medicament packaged by a penicillin bottle into an infusion bag is carried out, and establishing intermediate connection with less exposure of a needle to the outside between the infusion bag and the penicillin bottle packaged with the powdery medicament.

In order to achieve the above object, the present utility model adopts the following technical scheme.

The penicillin bottle dispensing needle comprises a handle and a needle tube, wherein the needle tube penetrates through the handle to form a first needle head and a second needle head which are respectively arranged at two ends of the handle.

When the clinical operation of adding the powder medicine packaged in the penicillin bottle into the infusion bag is performed, the following operation is performed by using the penicillin bottle:

(1) Firstly unsealing and sterilizing an infusion bag, unsealing the drug dispensing needle of the penicillin bottle, penetrating a drug injection port of the infusion bag by a first needle, unsealing the penicillin bottle, and penetrating the penicillin bottle by a second needle to establish intermediate connection;

(2) Then the infusion bag is placed upside down and the penicillin bottle is placed right below, so that the first needle head is immersed into the solvent liquid in the infusion bag, and the solvent liquid in the infusion bag enters the penicillin bottle through the needle tube under the negative pressure effect in the penicillin bottle, so that the powder medicine is fully dissolved into the liquid medicine through the solvent liquid;

(3) Then the penicillin bottle is inverted to be placed on the upper part and the infusion bag is placed under the upper part, so that the first needle head is separated from solvent liquid in the infusion bag, and the second needle head is immersed into the liquid medicine in the penicillin bottle, and the pressure in the penicillin bottle is increased in a mode of extruding the infusion bag, so that the liquid medicine flows back into the infusion bag to be mixed with the solvent liquid;

(4) And (3) repeating the steps (2) and (3) for a plurality of times, so that all the powder medicines in the penicillin bottle can be ensured to be added into the infusion bag, and finally, the penicillin bottle dispensing needle is pulled out from the penicillin bottle and the mordant liquid bottle and is discarded.

Compared with the prior art, the utility model has the beneficial effects that: the medical needle is simple in structure and easy to operate, has lower consumable cost than a disposable syringe, and remarkably reduces the exposure time of the needle head to the outside when carrying out clinical operation of adding the powder medicine packaged by the penicillin bottle into an infusion bag, and reduces the pollution probability of medicines, the contact risk of medical staff and toxic medicines and the probability of the medical staff being injured by needling.

The utility model will be further described with reference to the drawings and detailed description.

Drawings

Fig. 1 is a schematic structural view of the present utility model.

Fig. 2 is a schematic cross-sectional view of the present utility model.

Fig. 3 is a schematic diagram of the use state of the present utility model.

Fig. 4 is a second schematic view of the use state of the present utility model.

Detailed Description

As shown in fig. 1 and 2, the penicillin bottle dispensing needle comprises a handle 1 and a needle tube 2, wherein the needle tube 2 penetrates through the handle 1 to form a first needle head 21 and a second needle head 22 which are respectively arranged at two ends of the handle 1.

(1) Firstly unsealing and sterilizing an infusion bag 8, unsealing the penicillin bottle dispensing needle, penetrating a medicine injection port 8 of the infusion bag 8 through a first needle 21, unsealing a penicillin bottle 9, and penetrating the penicillin bottle 9 through a second needle 22 to establish intermediate connection;

(2) Then as shown in fig. 3, the infusion bag 8 is inverted to be placed on the upper part and the penicillin bottle 9 is placed under the right position, so that the first needle head 21 is immersed into the solvent liquid in the infusion bag 8, and the solvent liquid in the infusion bag 8 enters the penicillin bottle 9 through the needle tube 2 under the negative pressure effect in the penicillin bottle 9, so that the powder medicine is fully dissolved into the liquid medicine through the solvent liquid;

(3) Then as shown in fig. 4, the penicillin bottle 9 is inverted to be placed on the upper part and the infusion bag 8 is placed under the lower part, so that the first needle 21 is separated from solvent liquid in the infusion bag 8, and the second needle 22 is immersed into the liquid medicine in the penicillin bottle 9, and the pressure in the penicillin bottle 9 is increased by extruding the infusion bag 8, so that the liquid medicine flows back into the infusion bag 8 to be mixed with the solvent liquid;

(4) And (3) repeating the steps (2) and (3) for a plurality of times, so that the powder medicine in the penicillin bottle 9 can be ensured to be added into the infusion bag 8, and finally, the medicine dispensing needle of the penicillin bottle 9 is pulled out from the penicillin bottle 9 and the mordant liquid bottle and discarded, and the medicine dispensing is finished.

As can be seen from the above operation steps, after the intermediate connection is established between the infusion bag 8 and the penicillin bottle 9 through the medicine dispensing needle of the penicillin bottle 9 of the present utility model, the first needle 21 and the second needle 22 do not need to be pulled out halfway, thereby avoiding external exposure. In the dispensing process, the air pressure in the penicillin bottle 9 can be regulated to smoothly finish dispensing.

Therefore, the medicine dispensing needle of the penicillin bottle 9 has lower consumable cost than a disposable syringe, and when the clinical operation of adding the powdery medicine packaged by the penicillin bottle 9 into the infusion bag 8 is carried out, the time for exposing the needle to the outside is obviously reduced, and the probability of medicine pollution, the contact risk of medical staff and toxic medicine and the probability of needle penetration injury of the medical staff are reduced.

Preferably, the handle 1 is fixed on the outer wall of the needle tube 2 in an in-mold injection molding manner by adopting plastic, and has better structural strength.

Preferably, as shown in fig. 2, the length of the first needle 21 is longer than the second needle 22. As shown in fig. 3 and 4, the first needle 21 is facilitated to penetrate sufficiently into the infusion bag 8 through the injection port 8.

Preferably, as shown in fig. 2, handle 1 has a first hub 11 coaxially and snugly fitted to the root of first needle 21, and a second hub 12 coaxially and snugly fitted to the root of second needle 22, thereby further enhancing structural strength.

Preferably, the handle 1 is a sheet-like/strip-like structure that is orthogonally mated with the axial direction of the needle cannula 2.

Further, as shown in fig. 1 and 2, the penicillin bottle 9 dispensing needle of the present utility model further comprises a first protective shell 3 matched with the first needle head 21, the first protective shell 3 is a cover-shaped structure surrounding the first needle head 21, the cover-shaped structure of the first protective shell 3 faces the handle 1 with an open end, and the cover-shaped structure of the first protective shell 3 is higher than the needle tip of the first needle head 21 with the open end; and a second protective shell 4 matched with the second needle head 22, wherein the second protective shell 4 surrounds the cover-shaped structure of the second needle head 22, the cover-shaped structure of the second protective shell 4 faces away from the handle 1 with an open end, and the cover-shaped structure of the second protective shell 4 is higher than the needle tip of the second needle head 22 with the open end, so that the probability of needle penetration injury to medical staff in operation is further reduced.

It will be apparent to those skilled in the art that the scope of the present utility model is not limited to the details of the above-described exemplary embodiments, and that the embodiments of all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein by those skilled in the art without departing from the spirit or essential characteristics of the utility model.

Claims

1. The penicillin bottle dispensing needle is characterized by comprising a handle and a needle tube, wherein the needle tube penetrates through the handle to form a first needle head and a second needle head which are respectively arranged at two ends of the handle, the handle is fixed on the outer wall of the needle tube in an in-mold injection molding mode by adopting plastic, and is provided with a first tube sleeve coaxially and tightly matched with the root of the first needle head and a second tube sleeve coaxially and tightly matched with the root of the second needle head.

2. A penicillin bottle dispensing needle as in claim 1 wherein the first needle is longer than the second needle.

3. A penicillin bottle dispensing needle as claimed in claim 1, characterized in that the handle is a sheet-like/strip-like structure which is orthogonally co-ordinated with the axial direction of the needle tube.

4. A vial dispense needle according to claim 1, 2 or 3, further comprising a first protective housing engaging the first needle, the first protective housing surrounding the cap-shaped structure of the first needle with the open end facing away from the handle and the cap-shaped structure of the first protective housing with the open end being raised above the needle tip of the first needle; the needle also comprises a second protective shell matched with the second needle, the second protective shell is a cover-shaped structure surrounding the second needle, the cover-shaped structure of the second protective shell faces the handle back to the open end, and the cover-shaped structure of the second protective shell is higher than the needle point of the second needle through the open end.