CN215305929U - Hemostix with anti-needle stick wound - Google Patents
Hemostix with anti-needle stick wound Download PDFInfo
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- CN215305929U CN215305929U CN202121712886.4U CN202121712886U CN215305929U CN 215305929 U CN215305929 U CN 215305929U CN 202121712886 U CN202121712886 U CN 202121712886U CN 215305929 U CN215305929 U CN 215305929U
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- needle
- blood taking
- blood
- taking needle
- sleeve
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Abstract
The utility model discloses a hemostix with a function of preventing needle stick injuries, which comprises a sleeve, a first connecting pipe, an elastic hose, a blood taking needle and a second connecting pipe, wherein the first connecting pipe is arranged inside the sleeve, one end of the first connecting pipe extends into a first protective cover and is communicated with one end of the elastic hose, one side of the first protective cover is connected with one side of the sleeve, and one end of the elastic hose, which is far away from the first connecting pipe, is communicated with one end of the blood taking needle.
Description
Technical Field
The utility model relates to the technical field of medical instruments, in particular to a blood sampler capable of preventing needle stick injuries.
Background
Blood collection is one of the essential items for body examination and treatment in hospitals, and a blood collector is required for blood collection.
Traditional blood taking needle, nurse are at the blood sampling in-process, can be carelessly puncture the blood sampling pipe with blood taking needle tail needle sometimes, cause the needle stick to hinder, and the inside blood of blood sampling pipe will directly expose in the air, can cause blood contaminated, just needs medical personnel to take a blood sample to the patient once more, brings secondary damage for the patient very easily, has reduced the practicality of hemostix, can't satisfy medical personnel's user demand.
Therefore, we propose a blood sampling device with needle stick prevention.
SUMMERY OF THE UTILITY MODEL
The present invention is directed to a blood collection device with needle stick prevention function to solve the above problems of the prior art.
In order to achieve the purpose, the utility model provides the following technical scheme:
a hemostix with a needle-prick prevention function comprises a sleeve, a first connecting pipe, an elastic hose, a blood taking needle and a second connecting pipe, wherein the first connecting pipe is arranged inside the sleeve;
the protective assembly is used for preventing a tail needle of a blood taking needle from puncturing a blood taking tube and comprises a blood taking needle protective cover, one end of the blood taking needle protective cover is communicated with one side of the first protective cover, a sliding cavity is formed in the blood taking needle protective cover, a sliding block is arranged in the sliding cavity, a blood taking needle penetrates through the sliding block, one end of the blood taking needle extends into the first protective cover and is communicated with one end, away from the first connecting tube, of the elastic hose, and the other end of the blood taking needle extends to the outside of the blood taking needle protective cover;
the needle wings are correspondingly arranged on two sides of the blood taking needle, which are positioned inside the blood taking needle protecting cover, one ends of the needle wings, which are far away from each other, extend to the outside of the blood taking needle protecting cover, and the blood taking needle is driven by a positioning component to stretch, one side of the sleeve, which is far away from the first protecting cover, is communicated with one end of the connecting seat, which is far away from the sleeve, is communicated with one end of a second connecting pipe, and one end of the second connecting pipe, which is far away from the connecting seat, is communicated with one end of the second protecting cover;
the inside bottle plug pjncture needle that is equipped with of second protection casing, connecting seat one end intercommunication is kept away from with the second connecting pipe to bottle plug pjncture needle one end, and bottle plug pjncture needle outside is equipped with the slider, and heparin tube one end extends to the second protection casing outside.
As a further scheme of the utility model: the sleeve, the first protective cover and the second protective cover are all made of transparent materials.
As a further scheme of the utility model: the outer wall of the blood taking needle is wound with a spring, one end of the spring is connected with one side of the sliding block, and the other end of the spring is connected with one side of the inner wall of the sliding cavity.
As a further scheme of the utility model: the blood taking needle protecting sleeve is characterized in that openings are correspondingly formed in two sides of the blood taking needle protecting sleeve, a plurality of limiting grooves are formed in the same distance on one side of each opening, and one end of each needle wing is far away from each other and penetrates through the openings and extends to the outside of the needle wings.
As a further scheme of the utility model: the positioning assembly comprises an elastic positioning piece, one end of the elastic positioning piece is connected with one side of the needle wing, and one end, far away from the needle wing, of the elastic positioning piece is matched with the limiting groove.
As a further scheme of the utility model: the blood taking needle protective sleeve is provided with a blood taking needle hole for placing the blood taking needle.
As a still further scheme of the utility model: one end of the bottle stopper puncture needle is communicated with one end, far away from the connecting seat, of the second connecting pipe through the needle seat.
Compared with the prior art, the utility model has the beneficial effects that:
the utility model prevents the tail needle of the blood taking needle from puncturing the blood taking tube, prevents blood from being polluted, does not need medical personnel to take blood again, does not bring secondary injury to patients, improves the practicability of the blood taking device, and can meet the use requirements of the medical personnel.
Drawings
FIG. 1 is a three-dimensional view of the present invention.
Fig. 2 is a schematic structural diagram of the present invention.
Figure 3 is a three-dimensional view of the lancet shield of the present invention.
Fig. 4 is a schematic view showing the structure of the lancet shield of the present invention.
Wherein: 9-a sleeve; 10-a first connection pipe; 11-an elastic hose; 12-a first shield; 13-blood taking needle protecting jacket; 130-blood collection needle hole; 14-a slide cavity; 15-a slide block; 16-a spring; 17-an opening; 170-a limiting groove; 18-a blood collection needle; 19-a needle wing; 190-an elastic positioning element; 20-a connecting seat; 21-a second connecting tube; 22-a second shield; 23-a needle seat; 24-bottle stopper puncture needle; 25-blood collection tube.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Example 1
Referring to fig. 1-4, in the embodiment of the present invention, a blood collection device with needle stick prevention function includes a sleeve 9, a first connection tube 10, an elastic hose 11, a blood collection needle 18 and a second connection tube 21, the first connection tube 10 is disposed inside the sleeve 9, one end of the first connection tube 10 extends into a first protective cover 12 and is communicated with one end of the elastic hose 11, one side of the first protective cover 12 is connected with one side of the sleeve 9, one end of the elastic hose 11 away from the first connection tube 10 is communicated with one end of the blood collection needle 18, a protective component is disposed on an outer wall of the blood collection needle 18, when in use, a medical staff firstly sterilizes the skin of a patient, then inserts the blood collection needle 18 into the vein of the patient, draws the blood of the patient into the elastic hose 11 by negative pressure, then enters the first connection tube 10, then enters the bottle stopper 24 by a connection seat 20 and the second connection tube 21, the blood of the patient can be conveniently collected by medical staff;
the protection assembly is used for preventing a tail needle of a blood taking needle from puncturing a blood taking tube and comprises a blood taking needle protecting cover 13, one end of the blood taking needle protecting cover is communicated with one side of the first protecting cover 12, a sliding cavity 14 is formed in the blood taking needle protecting cover 13, a sliding block 15 is arranged in the sliding cavity 14, a blood taking needle 18 penetrates through the sliding block 15, one end of the blood taking needle 18 extends into the first protecting cover 12 and is communicated with one end, away from the first connecting tube 10, of the elastic hose 11, and the other end of the blood taking needle 18 extends to the outside of the blood taking needle protecting cover 13;
the blood taking needle 18 is correspondingly provided with needle wings 19 at two sides inside the blood taking needle protecting cover 13, one ends of the needle wings 19, which are far away from each other, extend to the outside of the blood taking needle protecting cover 13 and drive the blood taking needle 18 to stretch through a positioning component, one side, far away from the first protecting cover 12, of the sleeve 9 is communicated with one end of the connecting seat 20, one end, far away from the sleeve 9, of the connecting seat 20 is communicated with one end of a second connecting pipe 21, and one end, far away from the connecting seat 20, of the second connecting pipe 21 is communicated with one end of a second protecting cover 22;
the inside bottle stopper pjncture needle 24 that is equipped with of second protection casing 22, the connecting seat 20 one end intercommunication is kept away from with second connecting pipe 21 to bottle stopper pjncture needle 24 one end, and the outside slider 15 that is equipped with of bottle stopper pjncture needle 24, and heparin tube 25 one end extends to the outside of second protection casing 22.
The cannula 9, the first protective cover 12 and the second protective cover 22 are all made of transparent materials, and the blood taken by medical staff can be conveniently checked by the transparent materials, so that the health condition of the patient can be checked according to the blood color of the patient.
The outer wall of the blood taking needle 18 is wound with a spring 16, one end of the spring 16 is connected with one side of the sliding block 15, and the other end of the spring 16 is connected with one side of the inner wall of the sliding cavity 14.
The positioning assembly comprises an elastic positioning piece 190 with one end connected with one side of the needle wing 19, one end of the elastic positioning piece 190, which is far away from the needle wing 19, is matched with the limiting groove 170, in order to prevent the tail needle of the blood taking needle from puncturing the blood taking tube, medical personnel extrude the elastic positioning piece 190 and push the needle wing 19 inwards, the needle wing 19 can move along the opening 17, the needle wing 19 drives the blood taking needle 18 to extend inwards along the blood taking needle protecting sleeve 13 while moving, until one end of the blood taking needle 18 extends into the blood taking needle protecting sleeve 13, at the moment, the finger extruding the elastic positioning piece 190 is loosened, the rebounded elastic positioning piece 190 can be inserted into the limiting groove 170, so that the elastic positioning piece 190 is clamped inside the proper limiting groove 170, the tail needle of the blood taking needle is prevented from puncturing the blood taking tube, blood pollution is prevented, the medical personnel do not need to take blood again, secondary injury is not brought to patients, and the practicability of the blood taking device is improved, can meet the use requirements of medical personnel.
The blood taking needle protecting cover 13 is provided with a blood taking needle hole 130 for placing the blood taking needle 18.
One end of the bottle stopper puncture needle 24 is communicated with one end of the second connecting pipe 21 far away from the connecting seat 20 through a needle seat 23.
Example 2
The difference from example 1 is: the outer wall of the sleeve 9 is provided with anti-skidding threads for preventing the hands of medical staff from slipping, so that the blood sampler can be conveniently held by the medical staff, and the practicability is high.
The working principle of the utility model is as follows: in order to avoid the blood taking needle tail needle to pierce through the blood taking tube, medical personnel extrude elastic positioning element 190 and inwards push needle wing 19, needle wing 19 can move along opening 17, it inwards extends along blood taking needle lag 13 to drive blood taking needle 18 when needle wing 19 moves, extend to inside blood taking needle lag 13 until 18 one end of blood taking needle, loosen the finger of extrusion elastic positioning element 190 this moment, elastic positioning element 190 of resilience can insert inside spacing groove 170, make elastic positioning element 190 card inside suitable spacing groove 170, avoid the blood taking needle tail needle to pierce through the blood taking tube, prevent that blood from being polluted, need not medical personnel to take a blood again, can not bring secondary injury for the patient, the practicality of hemostix has been improved, can satisfy medical personnel's user demand.
It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof.
Claims (7)
1. A hemostix with a puncture-proof function comprises a sleeve (9), a first connecting pipe (10), an elastic hose (11), a blood taking needle (18) and a second connecting pipe (21), wherein the first connecting pipe (10) is arranged inside the sleeve (9), one end of the first connecting pipe (10) extends into a first protective cover (12) and is communicated with one end of the elastic hose (11), one side of the first protective cover (12) is connected with one side of the sleeve (9), and one end, far away from the first connecting pipe (10), of the elastic hose (11) is communicated with one end of the blood taking needle (18), and the hemostix is characterized in that a protective component is arranged on the outer wall of the blood taking needle (18);
the protective assembly is used for preventing a blood taking needle tail needle from puncturing a blood taking tube and comprises a blood taking needle protective cover (13) with one end communicated with one side of the first protective cover (12), a sliding cavity (14) is formed in the blood taking needle protective cover (13), a sliding block (15) is arranged in the sliding cavity (14), a blood taking needle (18) penetrates through the sliding block (15), one end of the blood taking needle (18) extends into the first protective cover (12) and is communicated with one end, away from the first connecting tube (10), of the elastic hose (11), and the other end of the blood taking needle (18) extends to the outside of the blood taking needle protective cover (13);
needle wings (19) are correspondingly arranged on two sides of the blood taking needle (18) in the blood taking needle protecting sleeve (13), one ends of the needle wings (19) which are far away from each other extend to the outside of the blood taking needle protecting sleeve (13) to drive the blood taking needle (18) to stretch through a positioning component, one side, far away from the first protecting sleeve (12), of the sleeve (9) is communicated with one end of the connecting seat (20), one end, far away from the sleeve (9), of the connecting seat (20) is communicated with one end of a second connecting pipe (21), and one end, far away from the connecting seat (20), of the second connecting pipe (21) is communicated with one end of a second protecting sleeve (22);
the novel blood sampling device is characterized in that a bottle stopper puncture needle (24) is arranged inside the second protective cover (22), one end of the bottle stopper puncture needle (24) is communicated with one end of a second connecting pipe (21) far away from the connecting seat (20), a sliding block (15) is arranged outside the bottle stopper puncture needle (24), and one end of a blood sampling pipe (25) extends to the outside of the second protective cover (22).
2. A lancing device according to claim 1, wherein the sleeve (9), the first shield (12) and the second shield (22) are all made of transparent material.
3. A lancing device according to claim 1, wherein the outer wall of the lancet (18) is wound with a spring (16), one end of the spring (16) is connected to one side of the slider (15), and the other end of the spring (16) is connected to one side of the inner wall of the sliding chamber (14).
4. A blood collection device with needle stick injury prevention function according to claim 1, wherein the blood collection needle protection cover (13) is correspondingly provided with openings (17) at two sides, a plurality of limiting grooves (170) are equidistantly formed at one side of the openings (17), and one ends of the needle wings (19) which are far away from each other penetrate through the openings (17) and extend to the outside.
5. A blood collector with needle-prick prevention function according to claim 4, characterized in that the positioning component comprises an elastic positioning member (190) with one end connected with one side of the needle wing (19), and the end of the elastic positioning member (190) far away from the needle wing (19) is matched with the limiting groove (170).
6. A lancing device according to claim 1, wherein said lancet protecting cover (13) is provided with a lancet hole (130) for placing said lancet (18).
7. A lancing device according to claim 1, wherein the stopper puncture needle (24) is connected at one end to the second connecting tube (21) at an end remote from the connecting base (20) via a needle holder (23).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121712886.4U CN215305929U (en) | 2021-07-26 | 2021-07-26 | Hemostix with anti-needle stick wound |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121712886.4U CN215305929U (en) | 2021-07-26 | 2021-07-26 | Hemostix with anti-needle stick wound |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215305929U true CN215305929U (en) | 2021-12-28 |
Family
ID=79573090
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121712886.4U Active CN215305929U (en) | 2021-07-26 | 2021-07-26 | Hemostix with anti-needle stick wound |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215305929U (en) |
-
2021
- 2021-07-26 CN CN202121712886.4U patent/CN215305929U/en active Active
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