CN218075007U

CN218075007U - Disposable spiral connector type blood taking needle

Info

Publication number: CN218075007U
Application number: CN202221287804.0U
Authority: CN
Inventors: 刘辉; 范文斌
Original assignee: JIANGSU KANGBAO MEDICAL EQUIPMENT CO Ltd
Current assignee: JIANGSU KANGBAO MEDICAL EQUIPMENT CO Ltd
Priority date: 2022-05-27
Filing date: 2022-05-27
Publication date: 2022-12-20
Anticipated expiration: 2032-05-27

Abstract

The utility model belongs to the technical field of the blood taking needle, especially, be a disposable screwed joint formula blood taking needle, including blood taking needle handle, the one end of blood taking needle handle is connected with the blood taking needle syringe needle, and its other end is connected with the blood taking needle hose, a lateral wall of blood taking needle handle is fixed with the puncture grab handle, the one end of blood taking needle hose is provided with the adapter sleeve, blood taking needle handle is provided with step portion towards the one end of blood taking needle syringe needle. The utility model discloses a setting is preventing logical groove and lug on stinging the pipe, the setting of cooperation puncture grab handle, can both make the blood taking needle syringe needle by preventing that the stinging pipe box can not slide at will in inside and preventing stinging after using before using, avoid medical personnel and cleaner to be pricked the emergence of incident by the blood taking needle syringe needle accident, through setting up the kelly, card hole and scale mark, be convenient for control the length that the blood taking needle syringe needle stretches out and prevents stinging the pipe, so that the control blood taking needle syringe needle pierces the degree of depth of patient's skin, avoid pricking the deep patient that causes and bleed.

Description

Disposable spiral connector type blood taking needle

Technical Field

The utility model relates to a blood taking needle technical field specifically is a disposable screwed joint formula blood taking needle.

Background

The disposable blood taking needle is formed by integrating a vein needle, a front end needle base, a rear end needle base and a blood taking needle into a whole through a hose, wherein the vein needle penetrates into a vein, the blood taking needle is inserted into a negative pressure blood taking tube, and a blood sample enters into the negative pressure blood taking tube under the action of the negative pressure blood taking tube.

The puncture wound that takes place when blood taking needle blood sampling in clinical always is a great potential safety hazard, the puncture wound can arouse the propagation of more than twenty blood source nature diseases to lead to serious infection, it is fatal even at last, in view of the safety design, the retractile type blood taking needle has appeared on the market, after the blood sampling is accomplished, utilize the elasticity of spring isotructure, withdraw the syringe needle back into a protective sheath isotructure that is used for protecting the syringe needle, like this although can effectively protect the syringe needle, avoid medical staff to be stabbed, but can cause the very big misery of patient because of the mechanical action that the syringe needle is withdrawn, therefore we have proposed a disposable screwed joint type blood taking needle to solve above-mentioned problem.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

To the deficiency of the prior art, the utility model provides a disposable screwed joint formula blood taking needle has solved the blood taking needle syringe needle that prevents the stab that proposes among the above-mentioned background art and has retracted and can cause the painful problem of patient.

(II) technical scheme

The utility model discloses a realize above-mentioned purpose and specifically adopt following technical scheme:

a disposable spiral joint type blood taking needle comprises a blood taking needle handle, wherein one end of the blood taking needle handle is connected with a blood taking needle head, the other end of the blood taking needle handle is connected with a blood taking needle hose, a puncture grab handle is fixed on one side wall of the blood taking needle handle, a spiral connecting sleeve is arranged at one end of the blood taking needle hose, a step part is arranged at one end of the blood taking needle handle, which faces towards the blood taking needle head, a blood taking needle soft sheath is clamped on the step part, the blood taking needle head is sleeved on the inner side of the blood taking needle soft sheath, a puncture-proof pipe is arranged on the outer side of the blood taking needle handle, the utility model discloses a puncture needle, including puncture-proof pipe, puncture grab handle, spiral connecting sleeve, needle handle, needle hose, retaining needle handle, puncture-proof pipe's a lateral wall has seted up logical groove, puncture grab handle run through logical groove extend to puncture-proof pipe's outside and with lead to groove sliding connection, one side of blood taking needle hose is provided with keeps somewhere the needle hose, the one end of keeping somewhere the needle hose is provided with the spiral plug with spiral connecting sleeve threaded connection, the other end of keeping somewhere the needle hose is connected with keeps somewhere needle handle, the one end of keeping somewhere needle handle is connected with keeps somewhere the needle syringe needle, it is provided with infusion flow regulator on the needle hose to keep somewhere.

Further, a spiral grab handle is arranged on the spiral connecting sleeve.

Further, the cambered surface of step portion is provided with the bulge loop, the one end of blood taking needle soft sheath is provided with the draw-in groove with bulge loop looks adaptation.

Furthermore, the two sides of the two side walls of the through groove are both fixed with lugs, and the distance between the two opposite lugs is smaller than the thickness of the puncture grab handle.

Furthermore, another lateral wall of blood taking needle handle is fixed with the kelly, the card hole of cooperation joint with the kelly is seted up to a lateral wall equidistance of puncture-proof pipe.

Further, the surface of the puncture-proof pipe is provided with scale marks.

(III) advantageous effects

Compared with the prior art, the utility model provides a disposable screwed joint formula blood taking needle possesses following beneficial effect:

the utility model discloses, through setting up logical groove and the lug on preventing stinging the pipe, the setting of cooperation puncture grab handle, before using and after using can both make the blood taking needle syringe needle by preventing that the stinging pipe box can not slide at will in inside and preventing stinging, avoid medical personnel and cleaner to be pricked the emergence of incident by the blood taking needle syringe needle accident, through setting up the kelly, card hole and scale mark, be convenient for control the length that the blood taking needle syringe needle stretches out prevents stinging the pipe, so that control the depth that the blood taking needle syringe needle pierces patient's skin, avoid pricking the deep patient that causes and bleed.

Drawings

Fig. 1 is an expanded view of the appearance structure of the present invention;

FIG. 2 is an expanded cross-sectional view of the internal structure of the present invention;

fig. 3 is a schematic view of the structure of the blood taking needle and the remaining needle of the present invention.

In the figure: 1. a blood taking needle handle; 2. a lancet head; 3. a blood taking needle hose; 4. a puncture grab handle; 5. a spiral connecting sleeve; 6. a spiral grip; 7. a step portion; 8. a blood taking needle soft sheath; 9. a convex ring; 10. a card slot; 11. a puncture-proof tube; 12. a through groove; 13. a bump; 14. a clamping rod; 15. a clamping hole; 16. scale marks are marked; 17. a indwelling needle hose; 18. a screw plug; 19. a needle handle of the indwelling needle; 20. a needle head of the remaining needle; 21. a transfusion flow regulator.

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.

Examples

As shown in fig. 1, 2 and 3, a disposable spiral connector type blood taking needle provided by an embodiment of the present invention includes a blood taking needle handle 1, one end of the blood taking needle handle 1 is connected with a blood taking needle head 2, and the other end thereof is connected with a blood taking needle hose 3, a puncture grip 4 is fixed on one side wall of the blood taking needle handle 1, one end of the blood taking needle hose 3 is provided with a spiral connecting sleeve 5, one end of the blood taking needle handle 1 facing the blood taking needle head 2 is provided with a step portion 7, a blood taking needle soft sheath 8 is clamped on the step portion 7, the blood taking needle head 2 is sleeved on the inner side of the blood taking needle soft sheath 8, the outer side of the blood taking needle handle 1 is provided with a puncture-proof tube 11, one side wall of the puncture-proof tube 11 is provided with a through groove 12, the puncture grip 4 penetrates through the through groove 12 and extends to the outer side of the puncture-proof tube 11 and is slidably connected with the through groove 12, one side of the blood taking needle hose 3 is provided with an indwelling needle hose 17, one end of the indwelling needle hose 17 is provided with a spiral plug 18 in threaded connection with the spiral connecting sleeve 5, the indwelling needle hose 17 is connected with an indwelling needle handle 19, one end of the indwelling needle handle 19, one indwelling needle hose 17 is provided with an infusion needle infusion tube 21; through setting up puncture grab handle 4, be convenient for pierce patient skin and blood vessel with blood taking needle syringe needle 2, the cooperation prevents the setting of logical groove 12 on the thorn pipe 11, puncture grab handle 4 makes and prevents that thorn pipe 11 can slide but can not drop in blood taking needle handle 1 surface, through setting up step 7 and blood taking needle soft sheath 8, avoid bacterial contamination blood taking needle syringe needle 2 in the outside air, through setting up spiral connection cover 5 and spiral plug 18, be convenient for will keep somewhere needle and blood taking needle connection, make the blood of sampling in the blood vessel of patient can be followed the blood taking needle and inputed the blood vessel of patient through keeping somewhere the liquid medicine that the needle input medicine extracted to the test tube or needle, keep somewhere ware 21 through setting up infusion flow regulator, can control blood taking needle hose 3 and keep somewhere the liquid flow rate in the needle hose 17.

As shown in fig. 1, 2 and 3, in some embodiments, the spiral connecting sleeve 5 is provided with a spiral grip 6; the spiral grab handle 6 is arranged, so that the connection between the spiral connecting sleeve 5 and the spiral plug 18 is more convenient.

As shown in fig. 1 and fig. 2, in some embodiments, a convex ring 9 is arranged on the arc surface of the step part 7, and a clamping groove 10 matched with the convex ring 9 is arranged at one end of the blood taking needle soft sheath 8; through setting up 9 good draw-in grooves 10 of bulge loop for blood taking needle soft sheath 8 is difficult for droing.

As shown in fig. 2, in some embodiments, two sides of two side walls of the through slot 12 are fixed with projections 13, and the distance between two opposite projections 13 is smaller than the thickness of the piercing grip 4; puncture grab handle 4 receives the restriction of lug 13 when leading to groove 12 and sliding to both ends, need just can pass through lug 13 with certain strength, be convenient for make prevent that thorn pipe 11 receives the restriction of puncture grab handle 4 to fix the difficult removal in puncture grab handle 4's one end, the blood taking needle uses the completion back again need prevent that thorn pipe 11 outwards pulls out to make puncture grab handle 4 pass through lug 13 so that prevent thorn pipe 11 wraps up puncture needle syringe needle 2 completely inside, avoid blood taking needle syringe needle 2 to stab medical staff or sanitation and hygiene's worker.

As shown in fig. 2, in some embodiments, a clamping rod 14 is fixed on the other side wall of the lancet handle 1, and clamping holes 15 matched and clamped with the clamping rod 14 are formed in one side wall of the puncture-proof tube 11 at equal intervals; through setting up of card pole 14 and card hole 15, press and prevent stinging pipe 11 and make a certain card hole 15 and card pole 14 joint, can fix to a certain extent and prevent stinging pipe 11 to make the extension length of blood taking needle syringe needle 2 confirmed, avoid the blood taking needle syringe needle to pierce deeply.

As shown in FIG. 1, in some embodiments, the surface of the stab-resistant pipe 11 is provided with scale markings 16; through the setting of scale mark 16 for it is more convenient to adjust blood taking needle syringe needle 2 extension length.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. A disposable screwed joint formula blood taking needle, includes blood taking needle handle (1), its characterized in that: one end of the blood taking needle handle (1) is connected with a blood taking needle head (2), and the other end thereof is connected with a blood taking needle hose (3), a puncture grab handle (4) is fixed on one side wall of the blood taking needle handle (1), one end of the blood taking needle hose (3) is provided with a spiral connecting sleeve (5), a step part (7) is arranged at one end of the blood taking needle handle (1) facing the blood taking needle head (2), a soft sheath (8) of the blood taking needle is clamped on the step part (7), the needle head (2) of the blood taking needle is sleeved on the inner side of the soft sheath (8) of the blood taking needle, a puncture-proof tube (11) is arranged on the outer side of the blood taking needle handle (1), a through groove (12) is arranged on one side wall of the anti-prick pipe (11), the puncture grab handle (4) penetrates through the through groove (12) and extends to the outside of the puncture-proof pipe (11) and is connected with the through groove (12) in a sliding way, a remaining needle hose (17) is arranged at one side of the blood taking needle hose (3), one end of the indwelling needle hose (17) is provided with a spiral plug (18) in threaded connection with the spiral connecting sleeve (5), the other end of the indwelling needle hose (17) is connected with an indwelling needle handle (19), one end of the indwelling needle handle (19) is connected with an indwelling needle head (20), the indwelling needle hose (17) is provided with a transfusion flow regulator (21).

2. A disposable luer-type lancet according to claim 1, wherein: the spiral connecting sleeve (5) is provided with a spiral grab handle (6).

3. A disposable luer-type lancet according to claim 1, wherein: the cambered surface of step portion (7) is provided with bulge loop (9), the one end of blood taking needle soft sheath (8) is provided with draw-in groove (10) with bulge loop (9) looks adaptation.

4. A disposable luer-type lancet according to claim 1, wherein: the two sides of the two side walls of the through groove (12) are both fixed with lugs (13), and the distance between the two opposite lugs (13) is smaller than the thickness of the puncture grab handle (4).

5. A disposable screw-joint lancet according to claim 1, wherein: another lateral wall of blood taking needle handle (1) is fixed with kelly (14), card hole (15) with kelly (14) cooperation joint are seted up to a lateral wall equidistance of puncture-proof pipe (11).

6. A disposable screw-joint type lancet according to claim 5, wherein: the surface of the puncture-proof pipe (11) is provided with scale marks (16).