CN212416555U

CN212416555U - Infusion apparatus capable of preventing needle head from falling off

Info

Publication number: CN212416555U
Application number: CN201921767282.2U
Authority: CN
Inventors: 蔡瑶泉; 苏玲燕
Original assignee: Nantong Infectious Disease Prevention and Control Hospital
Current assignee: Nantong Infectious Disease Prevention and Control Hospital
Priority date: 2019-10-21
Filing date: 2019-10-21
Publication date: 2021-01-29
Anticipated expiration: 2029-10-21

Abstract

The utility model discloses a transfusion device for preventing syringe needle from falling off, which comprises a transfusion device body and a syringe needle mechanism, wherein the transfusion device body is provided with a transfusion tube, an external pressing tube, a syringe needle mechanism, a syringe needle clip, a clip pressing device, a syringe needle A, a leakproof ring, a speed controller, a syringe needle fixing part, a syringe needle B, a pressing pad, a reed, a syringe needle clip elastic sheet, an elastic sheet connecting substrate mounting groove, a dropping liquid buffer bag, a connector and a syringe needle clip ejecting groove, the syringe needle clip elastic sheet is arranged in the syringe needle mechanism on the transfusion device body, the syringe needle clip is arranged on the syringe needle clip elastic sheet, the syringe needle clip elastic sheet is manually held to control the expansion of the syringe needle clip, the utility model has reasonable design, the syringe needle clip is arranged in the syringe needle A, the syringe needle A is enabled to clip the, the sliding cannot occur.

Description

Infusion apparatus capable of preventing needle head from falling off

Technical Field

The utility model relates to a transfusion system prevents the technical field that the syringe needle drops, specifically is a transfusion system that prevents the syringe needle and drops.

Background

In the prior art, the bottle stopper puncture needle used at the front end of the infusion apparatus is made of plastic materials and is smooth, but when a patient in an operation pulls an infusion pipeline by changing the body position, the bottle stopper puncture needle is easy to fall off and cause pollution, so that the infusion needs to be changed.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an internally mounted at syringe needle A has the syringe needle checkpost, makes syringe needle A block the bottle plug of transfusion bottle through the syringe needle checkpost, makes transfusion system and transfusion bottle firmly be connected, the transfusion system that prevents that the syringe needle from droing of landing can not appear to the problem of proposing among the above-mentioned background art is solved.

In order to achieve the above object, the utility model provides a following technical scheme: a transfusion device for preventing needle head from falling off comprises a transfusion device body and a needle head mechanism, wherein a transfusion tube is arranged on the transfusion device body, a needle head mechanism is arranged at one end of the transfusion tube, a clip pressing device is arranged on the needle head mechanism, a clip connecting substrate mounting groove is arranged in the clip pressing device, a needle head A is arranged at one end of the clip connecting substrate mounting groove, a dead slot is arranged at the joint of the substrate mounting groove and the needle head A, needle head clip bullet outlet grooves are symmetrically arranged above and below the dead slot, a clip connecting substrate is arranged at the left end of the interior of the clip connecting substrate mounting groove, a needle head clip elastic sheet is arranged on the clip connecting substrate, a needle head clip is arranged at the outer side of one end of the needle head clip, the needle head clip and the needle head clip are integrally formed, the needle head clip is arranged in the dead, the infusion tube is provided with a dropping liquid buffer bag, a speed controller and a connector, and the other end of the infusion tube is provided with a needle B.

Preferably, a reed is arranged between the needle head clip elastic pieces, and two ends of the reed are respectively connected with the inner side walls of the two needle head clip elastic pieces.

Preferably, an external pressure pipe is arranged at the joint of the infusion tube and the clip pressing device and is connected with the infusion tube.

Preferably, the top and the below of checkpost pressing device are equipped with according to the pressure pad, the surface of pressing according to the pressure pad is equipped with anti-skidding screw thread, press according to the pressure pad and be connected with the outside lateral wall of syringe needle checkpost shell fragment.

Preferably, a needle fixing part is arranged between the infusion tube and the needle B.

Preferably, a leakage-proof ring is arranged on the outer side of the joint of one end of the clip pressing device and the needle A.

Preferably, a circular through hole is formed in the middle of the elastic sheet connecting substrate.

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

the utility model relates to a rationally, there is the syringe needle checkpost at syringe needle A's internally mounted, makes syringe needle A block the bottle plug of transfusion bottle through the syringe needle checkpost, makes transfusion system and transfusion bottle firmly be connected, the landing can not appear.

Drawings

FIG. 1 is a schematic view of the structure of the infusion apparatus body of the present invention;

FIG. 2 is a schematic view of the needle mechanism of the present invention;

fig. 3 is a schematic view of the structure of the elastic sheet connecting substrate of the present invention.

In the figure: 1. an infusion apparatus body; 2. a transfusion tube; 3. externally pressing the tube; 4. a needle mechanism; 5. a needle clip; 6. a clip presser; 7. a needle head A; 8. a leakage-proof ring; 9. a speed controller; 10. a needle fixing member; 11. a needle head B; 12. a pressing pad; 13. a reed; 14. a needle head clip shrapnel; 15. the elastic sheet is connected with the substrate; 16. the elastic sheet is connected with the substrate mounting groove; 17. a dropping liquid buffer bag; 18. a connector; 19. the needle head is clamped with the bullet outlet groove.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1, fig. 2 or fig. 3, the present invention provides a technical solution: the utility model provides a prevent transfusion system that syringe needle drops, includes transfusion system body 1, syringe needle mechanism 4, be equipped with transfer line 2 on the transfusion system body 1, be equipped with dropping liquid buffering bag 17 on the transfer line 2, speed controller 9 and connector 18, another end of transfer line 2 is equipped with syringe needle B11, be equipped with syringe needle mounting 10 between transfer line 2 and the syringe needle B11, fix transfer line 2 and syringe needle B11, simultaneously at the in-process of infusion, mounting 10 can make fix syringe needle B11 on hand can not move about at will.

The one end of transfer line 2 is equipped with syringe needle mechanism 4, be equipped with checkpost presser 6 on syringe needle mechanism 4, transfer line 2 is equipped with outer pressure pipe 3 with checkpost presser 6 junction, outer pressure pipe 3 is connected with transfer line 2, the top and the below of checkpost presser 6 are equipped with press pad 12, the surface of press pad 12 is equipped with anti-skidding screw thread, press pad 12 is connected with the outside lateral wall of syringe needle checkpost shell fragment 14, inside at checkpost presser 6 is equipped with shell fragment connection base plate mounting groove 16, the one end of shell fragment connection base plate mounting groove 16 is equipped with syringe needle A7, the one end of checkpost presser 6 is equipped with leak protection circle 8 with the outside of syringe needle A7 junction, effectively prevent to appear the seepage after syringe needle A is connected with the bottleneck of infusion bottle, shell fragment connection base plate mounting groove 16 is equipped with the dead slot with syringe needle A7 junction, the top and the below.

The inside left end of shell fragment connecting substrate mounting groove 16 is equipped with shell fragment connecting substrate 15, the centre of shell fragment connecting substrate 15 is equipped with circular through-hole, be equipped with syringe needle checkpost shell fragment 14 on shell fragment connecting substrate 15, the one end outside of syringe needle checkpost shell fragment 14 is equipped with syringe needle checkpost 5,

syringe needle checkpost

5 and 14 integrated into one piece of syringe needle checkpost shell fragment, be equipped with reed 13 between syringe needle checkpost shell fragment 14, the both ends of reed 13 are connected in the inboard lateral wall of two syringe needle checkpost shell fragments 14 respectively, syringe needle checkpost shell fragment 14 is installed in the dead slot of shell fragment connecting substrate mounting groove 16 and syringe needle A7 junction, outwards pop out two syringe needle shell fragments checkposts 14 through reed 13, when making not having external force to press and pressing pad 12, the bottleneck of infusion bottle is.

After the needle A7 is inserted into the mouth of an infusion bottle, the needle A7 can be firmly clamped at the mouth of the infusion bottle by the needle clip 5, if the pressing pad 12 is not pressed by hands, the needle clip 5 can be always in a clamped state, if the needle A7 needs to be taken down, the needle clip 5 can retract into a hollow groove at the joint of the needle A7 and the needle clip shrapnel by pressing the pressing pad 12, and the needle A7 can be easily pulled out at the moment.

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

1. The utility model provides a prevent transfusion system that syringe needle drops, includes transfusion system body (1), syringe needle mechanism (4), its characterized in that: the infusion apparatus comprises an infusion apparatus body (1), wherein an infusion tube (2) is arranged on the infusion apparatus body (1), a needle mechanism (4) is arranged at one end of the infusion tube (2), a clip pressing device (6) is arranged on the needle mechanism (4), a clip connecting substrate mounting groove (16) is arranged inside the clip pressing device (6), a needle A (7) is arranged at one end of the clip connecting substrate mounting groove (16), a dead slot is arranged at the joint of the clip connecting substrate mounting groove (16) and the needle A (7), needle clip ejection slots (19) are symmetrically arranged above and below the dead slot, a clip connecting substrate (15) is arranged at the left end of the interior of the clip connecting substrate mounting groove (16), a needle clip elastic sheet (14) is arranged on the clip connecting substrate (15), a needle clip (5) is arranged at the outer side of one end of the needle clip elastic sheet (14), and the needle clip (5) and the needle clip, needle head checkpost shell fragment (14) are installed in the dead slot of shell fragment connection base plate mounting groove (16) and syringe needle A (7) junction, be equipped with dropping liquid buffering bag (17) on transfer line (2), speed controller (9) and connector (18), another end of transfer line (2) is equipped with syringe needle B (11).

2. The infusion set for preventing the needle from falling off according to claim 1, characterized in that: a reed (13) is arranged between the needle head clip elastic sheets (14), and two ends of the reed (13) are respectively connected with the inner side walls of the two needle head clip elastic sheets (14).

3. The infusion set for preventing the needle from falling off according to claim 1, characterized in that: an external pressure pipe (3) is arranged at the joint of the infusion tube (2) and the clip pressing device (6), and the external pressure pipe (3) is connected with the infusion tube (2).

4. The infusion set for preventing the needle from falling off according to claim 1, characterized in that: the top and the below of checkpost presser (6) are equipped with and press pad (12), the surface of pressing pad (12) is equipped with anti-skidding screw thread, press pad (12) and be connected with the outside lateral wall of syringe needle checkpost shell fragment (14).

5. The infusion set for preventing the needle from falling off according to claim 1, characterized in that: a needle fixing part (10) is arranged between the transfusion tube (2) and the needle B (11).

6. The infusion set for preventing the needle from falling off according to claim 1, characterized in that: and a leakage-proof ring (8) is arranged on the outer side of the joint of one end of the clip presser (6) and the needle head A (7).

7. The infusion set for preventing the needle from falling off according to claim 2, characterized in that: the middle of the elastic sheet connecting substrate (15) is provided with a circular through hole.