CN212816264U

CN212816264U - Device for preventing puncture wound of blood taking needle

Info

Publication number: CN212816264U
Application number: CN202020969561.3U
Authority: CN
Inventors: 任雪飞; 张婷婷; 幸茂婷
Original assignee: Oral Hospital Affiliated To Zunyi Medical University
Current assignee: Oral Hospital Affiliated To Zunyi Medical University
Priority date: 2020-06-01
Filing date: 2020-06-01
Publication date: 2021-03-30
Anticipated expiration: 2030-06-01

Abstract

The utility model discloses a device is hindered to blood taking needle puncture prevention relates to medical treatment with injection and infusion puncture technical field, specifically is a device is hindered to blood taking needle puncture prevention, including the blood taking needle, the middle part fixedly connected with needle position baffle of blood taking needle, the one end fixedly connected with needle wing of blood taking needle, the one end fixedly connected with heparin tube of blood taking needle, the middle part fixedly connected with hemostatic clamp of heparin tube, the heparin tube is kept away from the one end fixedly connected with of blood taking needle to the plug. Through the setting of blood sampling assistor, make this blood taking needle prevent that needle prick hinders device have possessed the effect that prevents medical personnel from being wounded by the needle prick, through the cooperation setting of spring, needle position baffle, needle wing and half T type groove, can promote needle wing extrusion spring at the in-process that uses, make the needle wing card in half T type groove, make the blood taking needle part expose the outside of blood sampling assistor, take a blood sample to the effect that protection medical personnel were wounded by the needle prick has been played, the purpose that prevents needle prick and hinder has been reached.

Description

Device for preventing puncture wound of blood taking needle

Technical Field

The utility model relates to the technical field of medical injection and infusion puncture, in particular to a device for preventing puncture injury of a blood taking needle.

Background

When a clinical blood taking needle is used for taking blood, the head end of the blood taking needle is easy to prick a hand of a nurse when the head end is too hard, the hand of the nurse is pricked due to the fact that the condition that the hand of the nurse is pricked due to the fact that the blood taking needle is not butted well in work is more, therefore, the blood taking needle is protected through a silica gel protective sleeve, the head is relatively sharp, the probability of pricking the hand is still relatively large, in addition, the blood taking needle is single in function, the needle needs to be pricked again when the scalp needle is used for transfusion, great inconvenience is brought to a patient, and therefore the device for.

The device is prevented stabbing by a blood taking needle disclosed in the Chinese utility model patent application publication No. CN209951272U, although the device is prevented stabbing by a blood taking needle and has certain effect of preventing stabbing, the effect of preventing stabbing is not obvious, still has the possibility of being stabbed, and the device is prevented stabbing by a blood taking needle and acts too singly, can't realize the dual-purpose blood sampling of arteriovenous, and the device is prevented stabbing by a blood taking needle, has the shortcoming of preventing stabbing unobviously and acting singly.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

To the deficiency of the prior art, the utility model provides a device is hindered to blood taking needle puncture prevention has solved the problem that proposes in the above-mentioned background art.

(II) technical scheme

In order to achieve the above purpose, the utility model discloses a following technical scheme realizes: the utility model provides a device is hindered to blood taking needle puncture prevention, includes the blood taking needle, the middle part fixedly connected with needle position baffle of blood taking needle, the one end fixedly connected with needle wing of blood taking needle, the one end fixedly connected with heparin tube of blood taking needle, the middle part fixedly connected with hemostatic clamp of heparin tube, the one end fixedly connected with of blood taking needle is kept away from to the heparin tube to the plug, the side fixedly connected with pulling force piece of blood taking needle one end is kept away from to the heparin tube, the one end that the heparin tube was kept away from to the plug is pegged graft there is the arterial line, the side fixedly connected with converter of arterial line, the inside fixedly connected with venous line of converter, the side fixedly connected with bearing of converter, the lateral surface.

Optionally, the side surface of the blood taking needle is movably connected with a blood taking assistor, and one side of the blood taking assistor is provided with a blood taking needle hole.

Optionally, a small groove is formed in the middle of the blood sampling assistor, a spring is movably connected to one side of the small groove, a needle position baffle is movably connected to one side of the spring, the diameter of the spring is smaller than that of the needle position baffle, and a half-T-shaped groove is formed in one side of the blood sampling assistor.

Optionally, a groove is formed in one end, close to the tension block, of the switching block, and a limiting block is fixedly connected to one side of the groove.

Optionally, the two ends of the tension block are fixedly connected with fixing blocks, a return spring is sleeved on the outer surface of each fixing block, one end, far away from the corresponding fixing block, of each return spring is sleeved with a limiting block, and the diameter of each fixing block is consistent with that of each limiting block.

Optionally, one end of the arterial tube, which is far away from the converter, is fixedly connected with an arterial blood bag, and one end of the venous tube, which is far away from the converter, is fixedly connected with a venous blood bag.

(III) advantageous effects

The utility model provides a device is hindered to blood taking needle puncture prevention possesses following beneficial effect:

1. this blood taking needle puncture-preventing device, through the setting of blood sampling assistor, make this blood taking needle puncture-preventing device possess and prevent that medical personnel from being wounded by the acupuncture effect, through the spring, needle position baffle, the cooperation setting in needle wing and half T type groove, in-process using can promote needle wing extrusion spring, make the needle wing card in half T type groove, make the blood taking needle part expose the outside of blood sampling assistor, take a blood sample, thereby played the effect that protection medical personnel were wounded by the acupuncture, reached the purpose of preventing the puncture wound.

2. This blood taking needle puncture prevention device, through the converter, the setting of artery and vein pipe, make this blood taking needle puncture prevention device have possessed the dual-purpose blood sampling's of sound arteries and veins effect, through to the plug, reset spring, the cooperation setting of pulling force piece and converter, in-process that uses can outwards stimulate the pulling force piece, to plug extraction artery pipe, rotate the converter, make the position of vein pipe and align to the plug, the power that outwards draws is loosened, make to plug and vein pipe peg graft, thereby the dual-purpose blood sampling's of sound arteries and veins effect has been played, the purpose of multi-functional use has been reached.

Drawings

FIG. 1 is a schematic front view of the present invention;

FIG. 2 is a schematic view of the cross-sectional structure of the transfer block of the present invention;

FIG. 3 is an enlarged schematic view of the structure at A in FIG. 2 according to the present invention;

FIG. 4 is a schematic view of the three-dimensional structure of the blood sampling auxiliary device of the present invention;

fig. 5 is a schematic structural view of the section of the blood sampling assisting device of the present invention.

In the figure: 1. a blood collection needle; 2. a needle position baffle; 3. a needle wing; 4. a blood collection tube; 5. a hemostatic clamp; 6. plug alignment; 7. a tension block; 8. an arterial vessel; 9. a converter; 10. an intravenous tube; 11. a bearing; 12. a transfer block; 13. a blood sampling assistor; 14. a blood sampling needle hole; 15. a spring; 16. a half T-shaped groove; 17. a limiting block; 18. a fixed block; 19. a return spring; 20. an arterial blood bag; 21. venous blood bags.

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.

Referring to fig. 1 to 5, the present invention provides a technical solution: a puncture injury preventing device of a blood taking needle comprises the blood taking needle 1, a blood taking assistor 13 is movably connected to the side surface of the blood taking needle 1, a blood taking needle hole 14 is formed in one side of the blood taking assistor 13, a small groove is formed in the middle of the blood taking assistor 13, a spring 15 is movably connected to one side of the small groove, a needle position baffle 2 is movably connected to one side of the spring 15, the diameter of the spring 15 is smaller than that of the needle position baffle 2, a half T-shaped groove 16 is formed in one side of the blood taking assistor 13, the puncture injury preventing device of the blood taking needle has the effect of preventing medical staff from being injured by the puncture, through the matching arrangement of the spring 15, the needle position baffle 2, a needle wing 3 and the half T-shaped groove 16, the needle wing 3 can be pushed to extrude the spring 15 in the using process, the needle wing 3 is clamped in the half T-shaped groove 16, blood sampling is carried out, thereby the effect of protecting medical personnel from being injured by a needle puncture is achieved, the purpose of preventing the needle puncture is achieved, a needle position baffle 2 is fixedly connected to the middle part of a blood sampling needle 1, a needle wing 3 is fixedly connected to one end of the blood sampling needle 1, a blood sampling tube 4 is fixedly connected to one end of the blood sampling tube 1, a hemostatic clamp 5 is fixedly connected to the middle part of the blood sampling tube 4, a counter plug 6 is fixedly connected to one end of the blood sampling tube 4, which is far away from the blood sampling needle 1, a tension block 7 is fixedly connected to the side surface of the blood sampling tube 4, which is far away from one end of the blood sampling tube 1, fixed blocks 18 are fixedly connected to both ends of the tension block 7, a return spring 19 is sleeved on the outer surface of the fixed blocks 18, a limit block 17 is sleeved on one end of the return spring 19, the diameter of the fixed block 18 is consistent with, the end of the venous tube 10 far away from the converter 9 is fixedly connected with a venous blood bag 21, the side surface of the arterial tube 8 is fixedly connected with the converter 9, the arterial tube 8 and the venous tube 10 are arranged, so that the device for preventing the blood taking needle from being punctured has the effect of dual-purpose blood taking of the artery and the vein, the pulling block 7 can be pulled outwards in the using process through the matching arrangement of the plug 6, the reset spring 19, the pulling block 7 and the converter 9, the plug 6 is pulled out of the arterial tube 8, the converter 9 is rotated, the position of the venous tube 10 is aligned with the plug 6, the outwards pulling force is loosened, the plug 6 is inserted into the venous tube 10, so that the dual-purpose blood taking of the artery and the vein is achieved, the aim of multifunctional use is achieved, the venous tube 10 is fixedly connected in the converter 9, the side surface of the converter 9 is fixedly connected with a bearing 11, the outer side surface of the bearing 11, the inside of the switching block 12 close to one end of the tension block 7 is provided with a groove, and one side of the groove is fixedly connected with a limiting block 17.

When the device is used, the needle wing 3 is pushed, the spring 15 is squeezed, the blood taking needle 1 slowly moves towards the outer side of the blood taking assistor 13 and moves to the position limited by the needle position baffle 2, the needle wing 3 is clamped at the position of the half T-shaped groove 16, the blood taking assistor 13 is held by hand to take blood, so that medical personnel can be prevented from being punctured, the safety of the medical personnel is ensured, when the blood taking is stopped, the blood taking is stopped through the hemostatic clamp 5, the arterial blood taking or the venous blood taking is determined before the blood taking, when the arterial tube 8 is converted into the venous tube 10, the tension block 7 is pulled outwards to squeeze the reset spring 19, the limit block 17 and the fixed block 18 are overlapped, the plug 6 is pulled out, the converter 9 is rotated through the bearing 11, the venous tube 10 is rotated to the position aligned with the plug 6, when the outward pulling force is released, the reset spring 19 is reset, the venous tube 10 of the plug 6 is reset, and the required venous blood flows into the venous tube 21 through the venous tube, the blood sampling device is convenient to use and simple to operate, achieves the effect of dual-purpose blood sampling of artery and vein, and enables the result of blood detection to be more accurate when blood sugar detection is carried out.

In conclusion, the device enables the blood taking needle puncture-preventing device to have the effect of preventing medical staff from being punctured by a needle through the arrangement of the blood taking assistor 13, the needle wing 3 can be pushed to extrude the spring 15 in the using process through the matching arrangement of the spring 15, the needle position baffle 2, the needle wing 3 and the half T-shaped groove 16, the needle wing 3 is clamped in the half T-shaped groove 16, part of the blood taking needle 1 is exposed out of the blood taking assistor 13 to take blood, the medical staff is protected from being punctured by the needle, the purpose of preventing puncturing is achieved, the device for preventing the blood taking needle puncture-preventing device has the effect of dual-purpose blood taking of artery and vein through the arrangement of the converter 9, the arterial tube 8 and the venous tube 10, the plug 6, the reset spring 19, the tension block 7 and the converter 9 are matched, the tension block 7 can be pulled outwards in the using process, the plug 6 is pulled out of the arterial tube 8, the converter 9 is rotated to align the position of the venous tube 10 with the counter plug 6, the outward pulling force is loosened, the counter plug 6 is inserted with the venous tube 10, and therefore the dual-purpose blood sampling effect of artery and vein is achieved, and the purpose of multifunctional use is achieved.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. A device for preventing a lancet from being punctured comprises a lancet (1) and is characterized in that: a needle position baffle (2) is fixedly connected with the middle part of the blood taking needle (1), one end of the blood taking needle (1) is fixedly connected with a needle wing (3), one end of the blood taking needle (1) is fixedly connected with a blood taking tube (4), the middle part of the blood taking tube (4) is fixedly connected with a hemostatic clamp (5), one end of the blood taking tube (4) far away from the blood taking needle (1) is fixedly connected with a counter plug (6), the side surface of one end of the blood taking tube (4) far away from the blood taking needle (1) is fixedly connected with a pulling block (7), one end of the plug (6) far away from the blood sampling tube (4) is inserted with an arterial tube (8), a converter (9) is fixedly connected to the side surface of the arterial tube (8), a venous tube (10) is fixedly connected to the inside of the converter (9), the side face of the converter (9) is fixedly connected with a bearing (11), and the outer side face of the bearing (11) is fixedly connected with a switching block (12).

2. The lancet anti-needle-stick device according to claim 1, wherein: the side surface of the blood taking needle (1) is movably connected with a blood taking assistor (13), and one side of the blood taking assistor (13) is provided with a blood taking needle hole (14).

3. The lancet anti-needle-stick device according to claim 2, wherein: the middle part of the blood sampling assistor (13) is provided with a small groove, one side of the small groove is movably connected with a spring (15), one side of the spring (15) is movably connected with a needle position baffle (2), the diameter of the spring (15) is smaller than that of the needle position baffle (2), and one side of the blood sampling assistor (13) is provided with a half T-shaped groove (16).

4. The lancet anti-needle-stick device according to claim 1, wherein: a groove is formed in the inner part of one end, close to the tension block (7), of the switching block (12), and a limiting block (17) is fixedly connected to one side of the groove.

5. The lancet anti-needle-stick device according to claim 4, wherein: the equal fixedly connected with fixed block (18) in both ends of pulling force piece (7), reset spring (19) have been cup jointed to the surface of fixed block (18), stopper (17) have been cup jointed to the one end that fixed block (18) were kept away from in reset spring (19), the diameter of fixed block (18) is unanimous with the diameter of stopper (17).

6. The lancet anti-needle-stick device according to claim 1, wherein: an arterial blood bag (20) is fixedly connected to one end, far away from the converter (9), of the arterial tube (8), and a venous blood bag (21) is fixedly connected to one end, far away from the converter (9), of the venous tube (10).