CN209996926U

CN209996926U - Bottle inserting needle for kinds of blood transfusion apparatus

Info

Publication number: CN209996926U
Application number: CN201920621508.1U
Authority: CN
Inventors: 王艳玲; 阚亦非
Original assignee: Individual
Current assignee: Individual
Priority date: 2019-04-30
Filing date: 2019-04-30
Publication date: 2020-01-31
Anticipated expiration: 2029-04-30

Abstract

The utility model belongs to the technical field of medical instrument, concretely relates to kind of transfusion instrument bottle inserting needles, including the cavity casing, the cavity casing includes upper shed and under shed, the upper shed rotates and is connected with the sealing plug, it has the through-hole to open on the sealing plug, the rigid coupling has the spring on the cavity casing, under shed sliding connection has the puncture body with the spring rigid coupling, be provided with the stay tube between sealing plug and the puncture body, stay tube upper end and sealing plug rigid coupling, the through-hole is linked together with the stay tube, stay tube lower extreme rigid coupling has the stopper, be provided with the spacing hole with stopper matched with on the puncture body, the spacing hole lower extreme of is provided with the spacing hole of second, be provided with the inlet blood hole on the stay tube, the utility model discloses simple structure, facilitate the use, cavity casing and puncture body combine together, and the puncture body can enter into the cavity casing under the pulling of spring, prevents that the puncture body from puncturing the transfusion bag, has improved the utility model discloses convenience.

Description

Bottle inserting needle for kinds of blood transfusion apparatus

Technical Field

The utility model belongs to the field of medical equipment, concretely relates to kind of transfusion ware bottle inserting needles.

Background

When a patient transfuses blood, a bottle inserting needle is needed, and medical staff insert the bottle inserting needle into an infusion bag to transfuse the blood for the patient; when the medical staff uses the bottle inserting needle, the blood transfusion bag is made of plastic, is thin, soft and easy to be punctured by a sharp object; the tip of the bottle inserting needle of the blood transfusion apparatus easily touches the blood bag, if medical care personnel carelessly and easily pricks the blood bag, the cost of the blood is high, the treatment of a patient is delayed, the waste of the blood is also caused, and the nurse is possibly involved in the compensation when pricking the blood bag.

SUMMERY OF THE UTILITY MODEL

In order to solve the problem, the utility model provides an kinds of transfusion ware insert bottle needle, the effectual problem of inserting the bottle needle and pricking the blood transfusion bag very easily of having solved.

In order to achieve the purpose, the utility model adopts the following technical scheme that transfusion device bottle inserting needles comprise a hollow shell, wherein the hollow shell comprises an upper opening and a lower opening, the upper opening is rotatably connected with a sealing plug, a through hole is formed in the sealing plug, a spring is fixedly connected to the hollow shell, a puncturing body fixedly connected with the spring is slidably connected to the lower opening, a supporting tube is arranged between the sealing plug and the puncturing body, the upper end of the supporting tube is fixedly connected with the sealing plug, the through hole is communicated with the supporting tube, the lower end of the supporting tube is fixedly connected with a limiting block, a limiting hole matched with the limiting block is formed in the puncturing body, a second limiting hole is communicated with the lower end of the limiting hole, and a blood inlet hole is formed in the supporting tube.

, a square groove matched with the spring is arranged on the hollow shell, a sealing plate matched with the square groove is fixedly connected to the puncturing body, and a sealing groove matched with the sealing plate is arranged on the hollow shell.

, the hollow shell comprises an inclined connecting ring fixedly connected with the lower opening, and the puncturing body is connected with the inclined connecting ring in a sliding way.

, the sealing plug comprises a limiting plate, the upper end of the limiting plate is fixedly connected with a connecting pipe, and the connecting pipe is communicated with the through hole.

, a circular groove matched with the support tube is arranged on the puncture body and is positioned at the lower end of the second limit hole.

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

the utility model discloses simple structure facilitates the use, and the cavity casing combines mutually with puncturing, punctures the body and can enter into the cavity casing under the pulling of spring in, prevents to puncture the body and punctures the blood transfusion bag, has improved the utility model discloses a convenience.

Drawings

Fig. 1 is an isometric view at of the present invention;

fig. 2 is a top view of the present invention;

FIG. 3 is a cross-sectional view of FIG. 2A-A of the present invention;

fig. 4 is a bottom view of the present invention;

FIG. 5 is a cross-sectional view of FIG. 4B-B of the present invention;

FIG. 6 is a diagram illustrating the usage of the present invention;

fig. 7 is a front view of the present invention;

fig. 8 is a cross-sectional view of fig. 7C-C of the present invention;

FIG. 9 is a partial schematic view of a piercing body according to the present invention;

in the figure, 1, a sealing plug, 2, a hollow shell, 3, a supporting tube, 4, a limiting block, 5, a puncture body, 6, a sealing plate, 7, a spring, 8, an th limiting hole, 9, a second limiting hole, 10, a blood inlet hole, 11, a limiting plate, 12, a connecting pipe, 13 and an inclined connecting ring.

Detailed Description

kinds of transfusion device bottle inserting needles, as shown in fig. 1-9, comprise a hollow shell 2, wherein the hollow shell 2 comprises an upper opening and a lower opening, the upper opening is rotatably connected with a sealing plug 1, the sealing plug 1 is provided with a through hole, the hollow shell 2 is fixedly connected with a spring 7, the lower opening is slidably connected with a puncture body 5 fixedly connected with the spring 7, the hollow shell 2 comprises an inclined body connecting ring 13 fixedly connected with the lower opening, the puncture body 5 is slidably connected with the inclined body connecting ring 13, a support tube 3 is arranged between the sealing plug 1 and the puncture sealing plug body 5, the upper end of the support tube 3 is fixedly connected with the support tube 1, the through hole is communicated with the support tube 3, the lower end of the support tube 3 is fixedly connected with a limit block 4, the puncture body 5 is provided with a limit hole 8 matched with the limit block 4, the lower end of the limit hole 8 is communicated with a second limit hole 9, and the support tube 3 is provided with blood inlet.

When the utility model is used, the utility model discloses an initial position is that stopper 4 is located limiting hole 8, spring 7 is in tensile state, as shown in figure 5, medical personnel inserts in the blood transfusion socket of blood transfusion bag with puncture body 5, when italic connecting ring 13 gets into the blood transfusion bag along with puncture body 5, medical personnel rotate limiting plate 11, limiting plate 11 drives sealing plug 1 rotatory, sealing plug 1 drives supporting tube 3 rotatory, supporting tube 3 drives stopper 4 to rotate, stopper 4 gets into second limiting hole 9 from limiting hole 8, in the process that stopper 4 gets into second limiting hole 9, spring 7 contracts, spring 7 pulls puncture body 5 to the direction that is close to sealing plug 1 to slide, until stopper 4 and the bottom contact of second limiting hole 9, spring 7 stops contracting, puncture body 5 stop motion, the state of stopping motion is shown in figure 6, blood gets into hollow shell 2 from the lower opening, blood gets into supporting tube 3 from blood inlet hole 10, the upper opening is rotated connected 1 and can be sealed, prevent blood puncture body 5 from leaking, the utility model discloses a high safety protection utility model discloses a blood transfusion bag.

The hollow shell 2 is provided with a square groove matched with the spring 7, the puncture body 5 is fixedly connected with a sealing plate 6 matched with the square groove, and the hollow shell 2 is provided with a sealing groove matched with the sealing plate 6.

Medical personnel is using the utility model discloses the time, spring 7 can be flexible in the square groove, drives puncture body 5 shrink after spring 7 shrink, punctures body 5 and drives closing plate 6 and remove to the seal groove direction, and finally closing plate 6 slides and gets into in the seal groove, and closing plate 6 and seal groove cooperate and to seal spring 7, prevent blood and spring 7 direct contact, and it is also more convenient to use, has improved the utility model discloses a convenience.

The sealing plug 1 comprises a limiting plate 11, a connecting pipe 12 is fixedly connected to the upper end of the limiting plate 11, and the connecting pipe 12 is communicated with the through hole.

Medical personnel is using the utility model discloses the time, in blood gets into the stay tube 3 back and flows into the through-hole again, blood again from the through-hole in enter into connecting pipe 12, defeated blood vessel can be connected to connecting pipe 12, sealing plug 1 can seal blood, prevents that blood from spilling, has improved the utility model discloses a convenience.

The puncture body 5 is provided with a circular groove matched with the support tube 3, and the circular groove is positioned at the lower end of the second limit hole 9.

Medical personnel is using the utility model discloses the time, stopper 4 get into the spacing hole of second 9 backs, stay tube 3 can enter into the circular slot, and circular slot and stay tube 3 homoenergetic carry on spacingly to puncture body 5, have improved the utility model discloses a stability.

The utility model discloses a working process does:

when the utility model is used by medical personnel, the initial position of the utility model is that the limiting block 4 is positioned on the th limiting hole 8, the spring 7 is in a stretching state, as shown in figure 5, the medical personnel inserts the puncture body 5 into the blood transfusion socket of the blood transfusion bag, when the italic connecting ring 13 enters the blood transfusion bag along with the puncture body 5, the medical personnel rotates the limiting plate 11, the limiting plate 11 drives the sealing plug 1 to rotate, the sealing plug 1 drives the supporting tube 3 to rotate, the supporting tube 3 drives the limiting block 4 to rotate, the limiting block 4 enters the second limiting hole 9 from the th limiting hole 8, the spring 7 contracts in the process that the limiting block 4 enters the second limiting hole 9, the spring 7 pulls the puncture body 5 to slide in the direction close to the sealing plug 1, the puncture body 5 drives the sealing plate 6 to move in the direction of the sealing groove, until the limiting block 4 contacts with the bottom end of the second limiting hole 9, meanwhile, the sealing plate 6 slides to enter the sealing groove, the spring 7 stops contracting, the puncture body 5 stops moving, the state is as shown in figure 6, blood enters the blood hollow shell 2 from the blood inlet hole, the blood connecting tube 12 can enter the supporting tube, and then the blood connecting tube 12 can enter the blood through-connecting tube.

Claims

The bottle inserting needle of the blood transfusion apparatus comprises a hollow shell (2) and is characterized in that the hollow shell (2) comprises an upper opening and a lower opening, the upper opening is rotatably connected with a sealing plug (1), a through hole is formed in the sealing plug (1), a spring (7) is fixedly connected to the hollow shell (2), the lower opening is slidably connected with a puncturing body (5) fixedly connected with the spring (7), a supporting tube (3) is arranged between the sealing plug (1) and the puncturing body (5), the upper end of the supporting tube (3) is fixedly connected with the sealing plug (1), the through hole is communicated with the supporting tube (3), a limiting block (4) is fixedly connected to the lower end of the supporting tube (3), a limiting hole (8) matched with the limiting block (4) is formed in the puncturing body (5), a second limiting hole (9) is communicated with the lower end of the limiting hole (8), and a blood inlet hole (10) is formed in the supporting tube (3).
2. The kind of transfusion bottle inserting needle according to claim 1, wherein the hollow housing (2) is provided with a square groove matching with the spring (7), the puncturing body (5) is fixedly connected with a sealing plate (6) matching with the square groove, and the hollow housing (2) is provided with a sealing groove matching with the sealing plate (6).
3. The kind of transfusion bottle inserting needle according to claim 2, wherein the hollow housing (2) includes an inclined connecting ring (13) fixed at the lower opening, the puncturing body (5) is connected with the inclined connecting ring (13) in a sliding way.
4. The kind of transfusion device bottle inserting needle according to claim 3, wherein the sealing plug (1) includes a limiting plate (11), a connecting tube (12) is fixed on the upper end of the limiting plate, and the connecting tube (12) is communicated with the through hole.
5. The kind of transfusion bottle inserting needle according to claim 4, wherein the puncture body (5) has a circular groove matching with the support tube (3), the circular groove is located at the lower end of the second limit hole (9).